diff options
author | Barry Haddow <barry.haddow@gmail.com> | 2011-11-23 19:31:16 +0400 |
---|---|---|
committer | Barry Haddow <barry.haddow@gmail.com> | 2011-11-23 19:31:16 +0400 |
commit | 66c29e01c42ce48b77f62e4100c77f5f7701dcc5 (patch) | |
tree | 674f8e0ad5937d705a39f9ed80926125b407ab08 /scripts/training | |
parent | 791831b0ce557be7490ecccde380df66a86b9589 (diff) |
Move from scripts to contrib
Diffstat (limited to 'scripts/training')
45 files changed, 0 insertions, 24568 deletions
diff --git a/scripts/training/eppex/ISS.h b/scripts/training/eppex/ISS.h deleted file mode 100644 index 7921fcbf8..000000000 --- a/scripts/training/eppex/ISS.h +++ /dev/null @@ -1,236 +0,0 @@ -/**
- * ISS (Indexed Strings Storage) - memory efficient storage for permanent strings.
- *
- * Implementation note: use #define USE_HASHSET to switch between implementation
- * using __gnu_cxx::hash_set and implementation using std::set.
- *
- * (C) Ceslav Przywara, UFAL MFF UK, 2011
- *
- * $Id$
- */
-
-#ifndef _ISS_H
-#define _ISS_H
-
-#include <limits>
-#include <vector>
-#include <string.h>
-
-// Use hashset instead of std::set for string-to-number indexing?
-#ifdef USE_HASHSET
-#include <ext/hash_set>
-#else
-#include <set>
-#endif
-
-#include <boost/pool/pool.hpp>
-
-#ifdef USE_HASHSET
-// Forward declaration of comparator functor.
-template<class IndType>
-class StringsEqualComparator;
-
-template<class IndType>
-class Hasher;
-#else
-// Forward declaration of comparator functor.
-template<class IndType>
-class StringsLessComparator;
-#endif
-
-/**
- */
-template<class IndType>
-class IndexedStringsStorage {
-
-public:
-
- typedef IndType index_type;
-
-#ifdef USE_HASHSET
- typedef StringsEqualComparator<IndType> equality_comparator_t;
-
- typedef Hasher<IndType> hasher_t;
-
- /** @typedef Hash set used as lookup table (string -> numeric index). */
- typedef __gnu_cxx::hash_set<IndType, hasher_t, equality_comparator_t> index_t;
-#else
- typedef StringsLessComparator<IndType> less_comparator_t;
-
- /** @typedef Set used as lookup table (string -> numeric index). */
- typedef std::set<IndType, less_comparator_t> index_t;
-#endif
- /** @typedef Container of pointers to stored C-strings. Acts as
- * conversion table: numeric index -> string.
- */
- typedef std::vector<const char*> table_t;
-
-private:
-
- /** @var memory pool used to store C-strings */
- boost::pool<> _storage;
-
- /** @var index-to-string conversion table */
- table_t _table;
-
- /** @var index lookup table */
- index_t _index;
-
-public:
- /** Default constructor.
- */
- IndexedStringsStorage(void);
-
- /** @return True, if the indices are exhausted (new strings cannot be stored).
- */
- inline bool is_full(void) const { return _table.size() == std::numeric_limits<IndType>::max(); }
-
- /** Retrieves pointer to C-string instance represented by given index.
- * Note: No range checks are performed!
- * @param index Index of C-string to retrieve.
- * @return Pointer to stored C-string instance.
- */
- inline const char* get(IndType index) const { return _table[index]; }
-
- /** Stores the string and returns its numeric index.
- * @param str Pointer to C-string to store.
- * @return Index of stored copy of str.
- * @throw std::bad_alloc When insertion of new string would cause
- * overflow of indices datatype.
- */
- IndType put(const char* str);
-
- /** @return Number of unique strings stored so far.
- */
- inline table_t::size_type size(void) const { return _table.size(); }
-};
-
-
-/** Functor designed for less than comparison of C-strings stored within StringStore.
- * @param IndType Type of numerical indices of strings within given StringStore.
- */
-#ifdef USE_HASHSET
-template<class IndType>
-class StringsEqualComparator: public std::binary_function<IndType, IndType, bool> {
-#else
-template<class IndType>
-class StringsLessComparator: public std::binary_function<IndType, IndType, bool> {
-#endif
- /** @var conversion table: index -> string (necessary for indices comparison) */
- const typename IndexedStringsStorage<IndType>::table_t& _table;
-public:
-#ifdef USE_HASHSET
- StringsEqualComparator<IndType>(const typename IndexedStringsStorage<IndType>::table_t& table): _table(table) {}
-#else
- StringsLessComparator<IndType>(const typename IndexedStringsStorage<IndType>::table_t& table): _table(table) {}
-#endif
-
- /** Comparison of two pointers to C-strings.
- * @param lhs Pointer to 1st C-string.
- * @param rhs Pointer to 2nd C-string.
- * @return True, if 1st argument is equal/less than 2nd argument.
- */
- inline bool operator()(IndType lhs, IndType rhs) const {
-#ifdef USE_HASHSET
- return strcmp(_table[lhs], _table[rhs]) == 0;
-#else
- return strcmp(_table[lhs], _table[rhs]) < 0;
-#endif
- }
-};
-
-#ifdef USE_HASHSET
-/** Functor... TODO.
- */
-template<class IndType>
-class Hasher: public std::unary_function<IndType, size_t> {
-
- __gnu_cxx::hash<const char*> _hash;
-
- /** @var conversion table: index -> string (necessary for indices comparison) */
- const typename IndexedStringsStorage<IndType>::table_t& _table;
-
-public:
- /** */
- Hasher<IndType>(const typename IndexedStringsStorage<IndType>::table_t& table): _hash(), _table(table) {}
-
- /** Hashing function.
- * @param index
- * @return Counted hash.
- */
- inline size_t operator()(const IndType index) const {
- return _hash(_table[index]);
- }
-};
-#endif
-
-template <class IndType>
-#ifdef USE_HASHSET
-IndexedStringsStorage<IndType>::IndexedStringsStorage(void): _storage(sizeof(char)), _table(), _index(100, hasher_t(_table), equality_comparator_t(_table)) {}
-#else
-IndexedStringsStorage<IndType>::IndexedStringsStorage(void): _storage(sizeof(char)), _table(), _index(less_comparator_t(_table)) {}
-#endif
-
-template <class IndType>
-IndType IndexedStringsStorage<IndType>::put(const char* str) {
-
- if ( this->is_full() ) {
- // What a pity, not a single index left to spend.
- throw std::bad_alloc();
- }
-
- // To use the index for lookup we first have to store passed string
- // in conversion table (cause during lookup we compare the strings indirectly
- // by using their indices).
- // Note: thread unsafe! TODO: Redesing.
- IndType index = static_cast<IndType>(_table.size());
- _table.push_back(str);
-
-#ifdef USE_HASHSET
- //
- typename index_t::iterator iIndex = _index.find(index);
-#else
- // A lower_bound() search enables us to use "found" iterator as a hint for
- // eventual insertion.
- typename index_t::iterator iIndex = _index.lower_bound(index);
-#endif
-
- if ( (iIndex != _index.end())
-#ifndef USE_HASHSET
- // In case of lower_bound() search we have to also compare found item
- // with passed string.
- && (strcmp(_table[*iIndex], str) == 0)
-#endif
- ) {
- // String is already present in storage!
- // Pop back temporary stored pointer...
- _table.pop_back();
- // ...and return numeric index to already stored copy of `str`.
- return static_cast<IndType>(*iIndex);
- }
-
- // String not found within storage.
-
- // Allocate memory required for string storage...
- char* mem = static_cast<char*>(_storage.ordered_malloc(strlen(str) + 1));
- // ...and fill it with copy of passed string.
- strcpy(mem, str);
-
- // Overwrite temporary stored pointer to `str` with pointer to freshly
- // saved copy.
- _table[index] = mem;
-
-#ifdef USE_HASHSET
- // Insert the index into lookup table.
- _index.insert(index);
-#else
- // Insert the index into lookup table (use previously retrieved iterator
- // as a hint).
- _index.insert(iIndex, index);
-#endif
-
- // Finally.
- return index;
-}
-
-#endif
diff --git a/scripts/training/eppex/IndexedPhrasesPair.h b/scripts/training/eppex/IndexedPhrasesPair.h deleted file mode 100644 index 18e3a39fd..000000000 --- a/scripts/training/eppex/IndexedPhrasesPair.h +++ /dev/null @@ -1,316 +0,0 @@ -/** - * IndexedPhrasesPair - implementation of a single phrase pair source and target - * phrases represented by numeric indices. - * - * (C) Ceslav Przywara, UFAL MFF UK, 2011 - * - * $Id$ - * - * TODO: - * - current unordered_map implementation is terribly slow. More sophisticated - * design of hash function should help. - */ - -#ifndef INDEXEDPHRASESPAIR_H -#define INDEXEDPHRASESPAIR_H - -#include <vector> -#include <new> -#include <algorithm> -#include <string.h> -#ifdef USE_UNORDERED_MAP -#include <tr1/functional_hash.h> -#endif - -// Forward declaration because of friend comparison operator declaration below. -template<class OrientationIndexType, class TokenIndexType> class IndexedPhrasesPair; - -#ifdef USE_UNORDERED_MAP -template<class OrientationIndexType, class TokenIndexType> -class IndexedPhrasePairHasher; - -// Comparison operator (is going to be declared as friend). -template<class OrientationIndexType, class TokenIndexType> -bool operator== (const IndexedPhrasesPair<OrientationIndexType, TokenIndexType>& lhs, const IndexedPhrasesPair<OrientationIndexType, TokenIndexType>& rhs); -#else -// Comparison operator (is going to be declared as friend). -template<class OrientationIndexType, class TokenIndexType> -bool operator< (const IndexedPhrasesPair<OrientationIndexType, TokenIndexType>& lhs, const IndexedPhrasesPair<OrientationIndexType, TokenIndexType>& rhs); -#endif - -/** - * Structure capable of holding a phrase pair consisting of: - * a) source phrase - * b) target phrase - * c) word alignment - * d) orientation info - * @param OrientationIndexType - * @param TokenIndexType - datatype for token indices. - */ -template<class OrientationIndexType = unsigned char, class TokenIndexType = unsigned int> -class IndexedPhrasesPair { -public: - - typedef TokenIndexType token_index_t; - - typedef OrientationIndexType orientation_info_index_t; - - typedef std::vector<TokenIndexType> phrase_t; - - // A single alignment point. - typedef unsigned char alignment_point_t; - - // A single pair of alignments points. - typedef std::pair<alignment_point_t, alignment_point_t> alignment_pair_t; - - // A single phrase alignment (eg. 0-0 0-1 1-2) - typedef std::vector<alignment_pair_t> alignment_t; - -#ifdef USE_UNORDERED_MAP - // Unordered map requires hashing functor object. - typedef IndexedPhrasePairHasher<OrientationIndexType, TokenIndexType> Hash; -#endif - -private: - - /** @var Source and target phrase as array of respective token indices */ - token_index_t* _data; - - /** @var A single phrase alignment stored in array */ - alignment_point_t* _alignment; - - /** @var Index of orientation info string */ - orientation_info_index_t _orientationInfoIndex; - - alignment_point_t _srcPhraseLength; - - alignment_point_t _tgtPhraseLength; - - alignment_point_t _alignmentLength; - -public: - - IndexedPhrasesPair(void): _data(NULL), _alignment(NULL), _orientationInfoIndex(0), _srcPhraseLength(0), _tgtPhraseLength(0), _alignmentLength(0) {} - - IndexedPhrasesPair(const phrase_t& srcPhrase, const phrase_t& tgtPhrase, orientation_info_index_t orientationInfo, const alignment_t& alignment); - - IndexedPhrasesPair(const IndexedPhrasesPair<OrientationIndexType, TokenIndexType>& copy); - - ~IndexedPhrasesPair(void); - - IndexedPhrasesPair<OrientationIndexType, TokenIndexType>& operator=(const IndexedPhrasesPair<OrientationIndexType, TokenIndexType>& other); - - phrase_t srcPhrase(void) const { return phrase_t(_data, _data + _srcPhraseLength); } - - phrase_t tgtPhrase(void) const { return phrase_t(_data + _srcPhraseLength, _data + _srcPhraseLength + _tgtPhraseLength); } - - orientation_info_index_t orientationInfo(void) const { return _orientationInfoIndex; } - - alignment_t alignment(void) const; - - const alignment_point_t * alignmentData(void) const { return _alignment; } - - alignment_point_t alignmentLength(void) const { return _alignmentLength; } - -#ifdef USE_UNORDERED_MAP - friend class IndexedPhrasePairHasher<OrientationIndexType, TokenIndexType>; - friend bool operator== <> (const IndexedPhrasesPair<OrientationIndexType, TokenIndexType>& lhs, const IndexedPhrasesPair<OrientationIndexType, TokenIndexType>& rhs); -#else - friend bool operator< <> (const IndexedPhrasesPair<OrientationIndexType, TokenIndexType>& lhs, const IndexedPhrasesPair<OrientationIndexType, TokenIndexType>& rhs); -#endif -}; - - -//////////////////////////////////////////////////////////////////////////////// -//// IndexedPhrasesPair IMPLEMENTATION ///////////////////////////////////////// -//////////////////////////////////////////////////////////////////////////////// - -template<class OrientationIndexType, class TokenIndexType> -IndexedPhrasesPair<OrientationIndexType, TokenIndexType>::IndexedPhrasesPair(const phrase_t& srcPhrase, const phrase_t& tgtPhrase, orientation_info_index_t orientationInfo, const alignment_t& alignment): - _data(NULL), _alignment(NULL), _orientationInfoIndex(orientationInfo), _srcPhraseLength(static_cast<alignment_point_t>(srcPhrase.size())), _tgtPhraseLength(static_cast<alignment_point_t>(tgtPhrase.size())), _alignmentLength(alignment.size()) { - - // Save alignment. - _alignment = new alignment_point_t[2 * _alignmentLength]; // Note: *2 for each pair. - for ( size_t i = 0; i < alignment.size(); ++i ) { - _alignment[i*2] = alignment[i].first; - _alignment[i*2 + 1] = alignment[i].second; - } - - // Save data. - _data = new token_index_t[_srcPhraseLength + _tgtPhraseLength]; - std::copy(srcPhrase.begin(), srcPhrase.end(), _data); - std::copy(tgtPhrase.begin(), tgtPhrase.end(), _data + _srcPhraseLength); - -} - -template<class OrientationIndexType, class TokenIndexType> -IndexedPhrasesPair<OrientationIndexType, TokenIndexType>::IndexedPhrasesPair(const IndexedPhrasesPair<OrientationIndexType, TokenIndexType>& copy): - _data(NULL), _alignment(NULL), _orientationInfoIndex(copy._orientationInfoIndex), _srcPhraseLength(copy._srcPhraseLength), _tgtPhraseLength(copy._tgtPhraseLength), _alignmentLength(copy._alignmentLength) { - - // Copy alignment. - // alignment_point_t alignmentLength = std::max(_srcPhraseLength, _tgtPhraseLength); - _alignment = new alignment_point_t[2 * _alignmentLength]; // Note: *2 for each pair. - memcpy(_alignment, copy._alignment, _alignmentLength * 2 * sizeof(alignment_point_t)); - - // Copy data. - _data = new token_index_t[_srcPhraseLength + _tgtPhraseLength]; - std::copy(copy._data, copy._data + _srcPhraseLength + _tgtPhraseLength, _data); -} - -template<class OrientationIndexType, class TokenIndexType> -IndexedPhrasesPair<OrientationIndexType, TokenIndexType>::~IndexedPhrasesPair(void) { - delete[] _alignment; - delete[] _data; -} - -template<class OrientationIndexType, class TokenIndexType> -IndexedPhrasesPair<OrientationIndexType, TokenIndexType>& IndexedPhrasesPair<OrientationIndexType, TokenIndexType>::operator=(const IndexedPhrasesPair<OrientationIndexType, TokenIndexType>& other) { - - if ( this != &other ) { - - // Copy alignment. - _alignmentLength = other._alignmentLength; - // alignment_point_t alignmentLength = std::max(_srcPhraseLength, _tgtPhraseLength); - alignment_point_t * alignment = new alignment_point_t[2 * _alignmentLength]; // Note: *2 for each pair. - memcpy(alignment, other._alignment, _alignmentLength * 2 * sizeof(alignment_point_t)); - if ( _alignment != NULL ) { - delete[] _alignment; // ! - } - _alignment = alignment; // ! - - // Copy data. - _srcPhraseLength = other._srcPhraseLength; - _tgtPhraseLength = other._tgtPhraseLength; - token_index_t * data = new token_index_t[_srcPhraseLength + _tgtPhraseLength]; - std::copy(other._data, other._data + _srcPhraseLength + _tgtPhraseLength, data); - if ( _data != NULL ) { - delete[] _data; // ! - } - _data = data; // ! - - // - _orientationInfoIndex = other._orientationInfoIndex; - - } - - return *this; -} - -template<class OrientationIndexType, class TokenIndexType> -typename IndexedPhrasesPair<OrientationIndexType, TokenIndexType>::alignment_t IndexedPhrasesPair<OrientationIndexType, TokenIndexType>::alignment(void) const { - alignment_t a; - - //alignment_point_t alignmentLength = std::max(_srcPhraseLength, _tgtPhraseLength); - for ( size_t i = 0; i < _alignmentLength; ++i ) { - a.push_back(alignment_pair_t(_alignment[2*i], _alignment[2*i + 1])); - } - - return a; -} - -#ifdef USE_UNORDERED_MAP -template<class OrientationIndexType, class TokenIndexType> -class IndexedPhrasePairHasher: public std::unary_function<IndexedPhrasesPair<OrientationIndexType, TokenIndexType>, size_t> { - - typedef typename IndexedPhrasesPair<OrientationIndexType, TokenIndexType>::alignment_point_t alignment_point_t; - - std::tr1::hash<TokenIndexType> _hash; - -public: - size_t operator()(const IndexedPhrasesPair<OrientationIndexType, TokenIndexType>& phrasePair) const { - size_t hash = 0; - for ( alignment_point_t i = 0; i < phrasePair._srcPhraseLength + phrasePair._tgtPhraseLength; ++i ) { - hash ^= _hash(phrasePair._data[i]); - } - return hash; - } -}; - -template<class OrientationIndexType, class TokenIndexType> -bool operator== (const IndexedPhrasesPair<OrientationIndexType, TokenIndexType>& lhs, const IndexedPhrasesPair<OrientationIndexType, TokenIndexType>& rhs) { - - typedef typename IndexedPhrasesPair<OrientationIndexType, TokenIndexType>::alignment_point_t alignment_point_t; - typedef typename IndexedPhrasesPair<OrientationIndexType, TokenIndexType>::token_index_t string_index_t; - - // Alignments comparable? - if ( lhs._alignmentLength != rhs._alignmentLength ) { - return false; - } - - // Same alignment length -> compare alignments. - int cmp = memcmp(lhs._alignment, rhs._alignment, lhs._alignmentLength * 2 * sizeof(alignment_point_t)); - - if ( cmp != 0 ) { - // Alignments differ. - return false; - } - - // Alignments are equal, compare phrases (data). - - if ( lhs._srcPhraseLength != rhs._srcPhraseLength ) { - // Source phrase lengths differs. - return false; - } - - if ( lhs._tgtPhraseLength != rhs._tgtPhraseLength ) { - // Target phrase lengths differs. - return false; - } - - // Phrases have matching lengths, compare the data in the end: - cmp = memcmp(lhs._data, rhs._data, (lhs._srcPhraseLength + lhs._tgtPhraseLength) * sizeof(string_index_t)); - - if ( cmp != 0 ) { - // Data differ. - return false; - } - - // Compare orientation info in the end. - return lhs._orientationInfoIndex == rhs._orientationInfoIndex; -} -#else -template<class OrientationIndexType, class StringIndexType> -bool operator< (const IndexedPhrasesPair<OrientationIndexType, StringIndexType>& lhs, const IndexedPhrasesPair<OrientationIndexType, StringIndexType>& rhs) { - - typedef typename IndexedPhrasesPair<OrientationIndexType, StringIndexType>::alignment_point_t alignment_point_t; - typedef typename IndexedPhrasesPair<OrientationIndexType, StringIndexType>::token_index_t string_index_t; - - // Alignments comparable? - if ( lhs._alignmentLength != rhs._alignmentLength ) { - // Shorter alignment length => lesser item. - return lhs._alignmentLength < rhs._alignmentLength; - } - - // Same alignment length -> compare alignments. - int cmp = memcmp(lhs._alignment, rhs._alignment, lhs._alignmentLength * 2 * sizeof(alignment_point_t)); - - if ( cmp != 0 ) { - // Alignments differ. - return cmp < 0; - } - - // Alignments are equal, compare phrases (data). - - if ( lhs._srcPhraseLength != rhs._srcPhraseLength ) { - // Source phrase lengths differs. - return lhs._srcPhraseLength < rhs._srcPhraseLength; - } - - if ( lhs._tgtPhraseLength != rhs._tgtPhraseLength ) { - // Target phrase lengths differs. - return lhs._tgtPhraseLength < rhs._tgtPhraseLength; - } - - // Phrases have matching lengths, compare the data in the end: - cmp = memcmp(lhs._data, rhs._data, (lhs._srcPhraseLength + lhs._tgtPhraseLength) * sizeof(string_index_t)); - if ( cmp != 0 ) { - // Data differ. - return cmp < 0; - } - - // Compare orientation info in the end. - return lhs._orientationInfoIndex < rhs._orientationInfoIndex; -} -#endif - -#endif /* INDEXEDPHRASESPAIR_H */ diff --git a/scripts/training/eppex/LossyCounter.h b/scripts/training/eppex/LossyCounter.h deleted file mode 100644 index 57cce079d..000000000 --- a/scripts/training/eppex/LossyCounter.h +++ /dev/null @@ -1,388 +0,0 @@ -/** - * LossyCounter - implementation of Lossy Counting algorithm as described in: - * Approximate Frequency Counts over Data Streams, G.S.Manku & R.Motwani, (2002) - * - * (C) Ceslav Przywara, UFAL MFF UK, 2011 - * - * Implementation note: define USE_UNORDERED_MAP to use std::tr1::unordered_map - * instead std::map for storage of lossy counted items. - * - * $Id$ - */ - -#ifndef LOSSYCOUNTER_H -#define LOSSYCOUNTER_H - -#include <stddef.h> -#include <math.h> -#ifdef USE_UNORDERED_MAP -#include <tr1/unordered_map> -#else -#include <map> -#endif -#include <iterator> - - -// Iterators: -template<class T> -class LossyCounterIterator; - -template<class T> -class LossyCounterErasingIterator; - - -//////////////////////////////////////////////////////////////////////////////// -/////////////////////////// Lossy Counter Interface //////////////////////////// -//////////////////////////////////////////////////////////////////////////////// - -/** - * Implementation of Lossy Counting algorithm as described in: - * Approximate Frequency Counts over Data Streams, G.S.Manku & R.Motwani, (2002) - */ -template<class T> -class LossyCounter { - -public: - - // Error parameter type definition. - typedef double error_t; - - // Support parameter type definition. - typedef double support_t; - - // Counters type definition. - typedef size_t counter_t; - - // Frequency counter type definition (f). - typedef counter_t frequency_t; - - // Maximum error counter type definition (Δ). - typedef counter_t maximum_error_t; - - // Pair: frequency (f) and possible maximum error (Δ). - typedef std::pair<frequency_t, maximum_error_t> item_counts_t; -#ifdef USE_UNORDERED_MAP - typedef std::tr1::unordered_map<T, item_counts_t, typename T::Hash> storage_t; -#else - // Mapping: counted item and its frequency and max. error counts. - typedef std::map<T, item_counts_t> storage_t; -#endif - // We provide own version of const iterator. - typedef LossyCounterIterator<T> const_iterator; - - // Special type of iterator: leaves no item behind! - typedef LossyCounterErasingIterator<T> erasing_iterator; - - /** @var Error parameter value (ε) */ - const error_t error; - - /** @var Supprort parameter value (s) */ - const support_t support; - - /** @var Width of single bucket (w) */ - const counter_t bucketWidth; // ceil(1/error) - -private: - - /** @var Current epoch bucket ID (b-current) */ - counter_t _bucketId; - - /** @var Count of items read in so far (N) */ - counter_t _count; - - /** @var Items storage (Ɗ) */ - storage_t _storage; - -public: - - /** - * Set error to 0 to disable lossy-pruning. - * @param _error Value from interval [0.0, 1.0). - * @param _support Value from interval [0.0, 1.0). - */ - LossyCounter<T>(error_t _error, support_t _support): - error(_error), support(_support), bucketWidth(_error > 0.0 ? ceil(1/_error) : 0), _bucketId(1), _count(0), _storage() {} - - /** - * @param item Item to be added to storage. - */ - void add(const T& item); - - /** - * @return Constant iterator pointing to the beginning of storage. - */ - const_iterator begin(void) const { return LossyCounterIterator<T>(threshold(), _storage.begin(), _storage.end()); } - - /** - * @return Constant iterator pointing to the end of storage. - */ - const_iterator end(void) const { return LossyCounterIterator<T>(_storage.end()); } - - /** - * @return Erasing iterator pointing to the beginning of storage. - */ - erasing_iterator beginErase(void) { return LossyCounterErasingIterator<T>(threshold(), _storage); } - - /** - * @return Erasing iterator pointing to the end of storage. - */ - erasing_iterator endErase(void) { return LossyCounterErasingIterator<T>(_storage); } - - /** - * @return Current bucket ID. - */ - counter_t bucketId(void) const { return _bucketId; } - - /** - * @return Number of items added to storage so far (N). - */ - counter_t count(void) const { return _count; } - - /** - * @return Number of items currently in storage. - */ - size_t size(void) const { return _storage.size(); } - - /** - * @param positive Return sN value instead of (s-ε)N? - * @return Threshold (either positive or negative) value. - */ - double threshold(bool positive = false) const { return positive ? support * _count : (support - error) * _count; } - - /** - * @return The maximum value of which estimated frequencies are less than the true frequencies. - */ - double maxError(void) const { return error * _count; } - - /** - * @return True, if it's prunning time right now! - */ - bool aboutToPrune(void) const { return (bucketWidth != 0) && ((_count % bucketWidth) == 0); } - -private: - - /** - * Prunes counts table. - */ - void prune(void); - -}; - - -//////////////////////////////////////////////////////////////////////////////// -/////////////////////// Lossy Counter Iterator Interface /////////////////////// -//////////////////////////////////////////////////////////////////////////////// - -/** - * Lossy counter iterator is designed to iterate over items passing the current - * threshold. - */ -template<class T> -class LossyCounterIterator: public std::iterator<std::forward_iterator_tag, typename LossyCounter<T>::storage_t::value_type> { -public: - - typedef LossyCounterIterator<T> self_type; - - typedef typename LossyCounter<T>::storage_t::const_iterator const_iterator; - -protected: - - /** @var Minimum frequency threshold */ - const double _threshold; - - /** @var Current position of iterator (based on underlying container) */ - const_iterator _current; - - /** @var End position in underlying container */ - const const_iterator _end; - -public: - - // Constructors. - - LossyCounterIterator<T>(const_iterator end): - _threshold(0), _current(_end), _end(end) {} - - LossyCounterIterator<T>(double threshold, const_iterator begin, const_iterator end): - _threshold(threshold), _current(begin), _end(end) { - // Forward the iterator to the first valid item (with frequency above threshold)! - this->forward(true); - } - - // Operators. - - /** - * Only items passing the threshold are included in iteration. - */ - LossyCounterIterator<T> operator++(void); // ++this - - /** - * Only items passing the threshold are included in iteration. - */ - LossyCounterIterator<T> operator++(int junk); // this++ - - bool operator==(const self_type& rhs) const { return _current == rhs._current; } - - bool operator!=(const self_type& rhs) const { return _current != rhs._current; } - - // Interface. - - /** - * @return Current item. - */ - const T& item(void) const { return _current->first; } - - /** - * @return Current item's frequency. - */ - typename LossyCounter<T>::frequency_t frequency(void) const { return _current->second.first; } - - /** - * @return Current item's maximum error. - */ - typename LossyCounter<T>::error_t max_error(void) const { return _current->second.second; } - -protected: - - /** - * @param init Check also the item that iterator _current points to? Useful when initializing. - */ - void forward(bool init); - -}; - -/** - * Lossy counter iterator erasing all items passed by. - */ -template<class T> -class LossyCounterErasingIterator: public LossyCounterIterator<T> { -public: - - typedef typename LossyCounter<T>::storage_t storage_t; - -private: - - storage_t& _storage; - -public: - - // Constructors - have to be aware of the "mother" container. - - LossyCounterErasingIterator<T>(storage_t& storage): LossyCounterIterator<T>(storage.end()), _storage(storage) {} - - LossyCounterErasingIterator<T>(double threshold, storage_t& storage): LossyCounterIterator<T>(threshold, storage.begin(), storage.end()), _storage(storage) {} - -protected: - - /** - * @param init Check also the item that iterator _current points to? Useful when initializing. - */ - void forward(bool init); - -}; - - -//////////////////////////////////////////////////////////////////////////////// -//////////////////////// Lossy Counter Implementation ////////////////////////// -//////////////////////////////////////////////////////////////////////////////// - -template<class T> -void LossyCounter<T>::add(const T& item) { - - typename storage_t::iterator iter = _storage.find(item); - - if ( iter == _storage.end() ) { - // Insert new item with appropriate frequency and maximum-possible-error. - _storage.insert(std::make_pair(item, item_counts_t(1, _bucketId - 1))); - } - else { - // Update frequency of existing. - iter->second.first += 1; - } - - // Finally increment the counter and check if the table shall be pruned. - ++_count; - if ( this->aboutToPrune() ) { - this->prune(); - ++_bucketId; - } -} - - -template<class T> -void LossyCounter<T>::prune(void) { - - for ( typename storage_t::iterator iter = _storage.begin(); iter != _storage.end(); /* Incrementation step missing intentionally! */ ) { - // Prune, if: maximum possible error + frequency <= ID of current bucket - if ( (iter->second.first + iter->second.second) <= _bucketId ) { - _storage.erase(iter++); // Post increment! - } - else { - ++iter; - } - } - -} - - -//////////////////////////////////////////////////////////////////////////////// -//////////////////// Lossy Counter Iterator Implementation ///////////////////// -//////////////////////////////////////////////////////////////////////////////// - -template<class T> -LossyCounterIterator<T> LossyCounterIterator<T>::operator++(void) { - this->forward(); - return *this; -} - - -template<class T> -LossyCounterIterator<T> LossyCounterIterator<T>::operator++(int junk) { - self_type iter = *this; - this->forward(); - return iter; -} - -template<class T> -void LossyCounterIterator<T>::forward(bool init = false) { - if ( _current == _end ) { - return; // Nowhere to go, we're at the end already. - } - if ( init && (this->frequency() >= _threshold) ) { - // Ok, we're initing and we're already at the item passing the threshold. - return; - } - // Keep going until we reach the end or the next item with frequency NOT below the threshold. - while ( (++_current != _end) && (this->frequency() < _threshold) ); -} - - -//////////////////////////////////////////////////////////////////////////////// -//////////////// Lossy Counter Erasing Iterator Implementation ///////////////// -//////////////////////////////////////////////////////////////////////////////// - -template<class T> -void LossyCounterErasingIterator<T>::forward(bool init = false) { - if (this->_current == this->_end ) { - return; // Nowhere to go, we're at the end already. - } - if ( init && (this->frequency() >= this->_threshold) ) { - // Ok, we're initing and we're already at the item passing the threshold. - return; - } - // This is where erasing forward() and std forward() differ: - typename LossyCounterIterator<T>::const_iterator previous = this->_current; - // Keep going... - while ( ++this->_current != this->_end ) { - if ( this->frequency() < this->_threshold ) { - // Get rid of previous, cause we'll go on. - _storage.erase(previous); - previous = this->_current; - } else { - break; - } - } - _storage.erase(previous); // ! -} - -#endif /* LOSSYCOUNTER_H */ diff --git a/scripts/training/eppex/Makefile.am b/scripts/training/eppex/Makefile.am deleted file mode 100644 index 970cc5d61..000000000 --- a/scripts/training/eppex/Makefile.am +++ /dev/null @@ -1,28 +0,0 @@ -# eppex - epochal phrase table extraction for Statistical Machine Translation -# Ceslav Przywara, UFAL MFF UK, Prague, 2011 -# $Id: $ - -# Process this file with automake to produce Makefile.in - -ACLOCAL_AMFLAGS = -I m4 - -AUTOMAKE_OPTIONS = foreign -# Note: during development eppex has been compiled with -O6, but this flag -# gets overwritten by -O2 set by automake. -AM_CXXFLAGS = $(BOOST_CPPFLAGS) -Wall - -bin_PROGRAMS = counter eppex - -# Counter shares only some functionality of phrase-extract module. -counter_CXXFLAGS = -DGET_COUNTS_ONLY - -# Uncomment to use std::tr1::unordered_map insteap of std::map in Lossy Counter implementation. -# This is NOT recommended in the moment (hashing function needs to be optimized). -#eppex_CXXFLAGS = -DUSE_UNORDERED_MAP - -counter_SOURCES = ../phrase-extract/tables-core.h ../phrase-extract/SentenceAlignment.h config.h phrase-extract.h shared.h IndexedPhrasesPair.h LossyCounter.h \ - ../phrase-extract/tables-core.cpp ../phrase-extract/SentenceAlignment.cpp phrase-extract.cpp shared.cpp counter.cpp - -eppex_SOURCES = ../phrase-extract/tables-core.h ../phrase-extract/SentenceAlignment.h config.h phrase-extract.h shared.h IndexedPhrasesPair.h LossyCounter.h \ - ../phrase-extract/tables-core.cpp ../phrase-extract/SentenceAlignment.cpp phrase-extract.cpp shared.cpp eppex.cpp - diff --git a/scripts/training/eppex/Makefile.in b/scripts/training/eppex/Makefile.in deleted file mode 100644 index 80fca7ce6..000000000 --- a/scripts/training/eppex/Makefile.in +++ /dev/null @@ -1,762 +0,0 @@ -# Makefile.in generated by automake 1.11.1 from Makefile.am. -# @configure_input@ - -# Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, -# 2003, 2004, 2005, 2006, 2007, 2008, 2009 Free Software Foundation, -# Inc. -# This Makefile.in is free software; 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you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - This library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with this library; if not, write to the Free Software - Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - ***********************************************************************/ - -// This is non "using namespace std" version of: -// ../phrase-extract/SafeGetline.h - -#pragma once -#ifndef SAFE_GETLINE_INCLUDED_ -#define SAFE_GETLINE_INCLUDED_ - -#define SAFE_GETLINE(_IS, _LINE, _SIZE, _DELIM, _FILE) { \ - _IS.getline(_LINE, _SIZE, _DELIM); \ - if(_IS.fail() && !_IS.bad() && !_IS.eof()) _IS.clear(); \ - if (_IS.gcount() == _SIZE-1) { \ - std::cerr << "Line too long! Buffer overflow. Delete lines >=" \ - << _SIZE << " chars or raise LINE_MAX_LENGTH in " << _FILE \ - << std::endl; \ - exit(1); \ - } \ - } - -#endif diff --git a/scripts/training/eppex/aclocal.m4 b/scripts/training/eppex/aclocal.m4 deleted file mode 100644 index c0ce22463..000000000 --- a/scripts/training/eppex/aclocal.m4 +++ /dev/null @@ -1,952 +0,0 @@ -# generated automatically by aclocal 1.11.1 -*- Autoconf -*- - -# Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, -# 2005, 2006, 2007, 2008, 2009 Free Software Foundation, Inc. -# This file is free software; the Free Software Foundation -# gives unlimited permission to copy and/or distribute it, -# with or without modifications, as long as this notice is preserved. - -# This program is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY, to the extent permitted by law; without -# even the implied warranty of MERCHANTABILITY or FITNESS FOR A -# PARTICULAR PURPOSE. - -m4_ifndef([AC_AUTOCONF_VERSION], - [m4_copy([m4_PACKAGE_VERSION], [AC_AUTOCONF_VERSION])])dnl -m4_if(m4_defn([AC_AUTOCONF_VERSION]), [2.67],, -[m4_warning([this file was generated for autoconf 2.67. -You have another version of autoconf. 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Run this program - * the same way as phrase-extract/extract (without output files). Numbers of - * extracted phrase pairs for each length up to max-phrase-length will be - * reported. - * - * (C) Moses: http://www.statmt.org/moses/ - * (C) Ceslav Przywara, UFAL MFF UK, 2011 - * - * $Id$ - */ - -#include <string> -#include <iostream> -#include <fstream> -#include <stdlib.h> -#include <iomanip> - -#include "phrase-extract.h" -#include "shared.h" - -#define REQUIRED_PARAMS_NUM 4 - - -void usage(const char* programName) { - std::cerr << "syntax: " << std::string(programName) << " tgt src align max-phrase-length [orientation [ --model [wbe|phrase|hier]-[msd|mslr|mono] ]]]\n"; - exit(1); -} - - -/******************************************************************************* - * MAIN * - ******************************************************************************/ -int main(int argc, char** argv) { - - if (argc <= REQUIRED_PARAMS_NUM) { - usage(argv[0]); - } - - const char* fileNameE = argv[1]; - const char* fileNameF = argv[2]; - const char* fileNameA = argv[3]; - maxPhraseLength = std::atoi(argv[4]); - - // - read_optional_params(argc, argv, 5); - - // Init phrase pairs counters (add +1 for dummy zero-length counter). - phrasePairsCounters.resize(maxPhraseLength + 1, 0); - - std::cerr << "Starting phrase pairs counter ..." << std::endl; - - // open input files - std::ifstream eFile(fileNameE); - std::ifstream fFile(fileNameF); - std::ifstream aFile(fileNameA); - - // - readInput(eFile, fFile, aFile); - - std::cerr << std::endl; // Leave the progress bar end on previous line. - - // close input files - eFile.close(); - fFile.close(); - aFile.close(); - - std::cout - << "############################" << std::endl - << "# len # phrase pairs count #" << std::endl - << "############################" << std::endl; - - for ( size_t i = 1; i < phrasePairsCounters.size(); ++i ) { - std::cout << "# " << std::setw(3) << i << " # " << std::setw(18) << phrasePairsCounters[i] << " #" << std::endl; - } - - std::cout - << "############################" << std::endl; - -} - diff --git a/scripts/training/eppex/depcomp b/scripts/training/eppex/depcomp deleted file mode 100755 index 04701da53..000000000 --- a/scripts/training/eppex/depcomp +++ /dev/null @@ -1,530 +0,0 @@ -#! /bin/sh -# depcomp - compile a program generating dependencies as side-effects - -scriptversion=2005-07-09.11 - -# Copyright (C) 1999, 2000, 2003, 2004, 2005 Free Software Foundation, Inc. - -# This program is free software; you can redistribute it and/or modify -# it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 2, or (at your option) -# any later version. - -# This program is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. 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"$tmpdepfile" | sed 's% %\\ %g' | sed -n '/^\(.*\)$/ s::\1\::p' >> "$depfile" - rm -f "$tmpdepfile" - ;; - -none) - exec "$@" - ;; - -*) - echo "Unknown depmode $depmode" 1>&2 - exit 1 - ;; -esac - -exit 0 - -# Local Variables: -# mode: shell-script -# sh-indentation: 2 -# eval: (add-hook 'write-file-hooks 'time-stamp) -# time-stamp-start: "scriptversion=" -# time-stamp-format: "%:y-%02m-%02d.%02H" -# time-stamp-end: "$" -# End: diff --git a/scripts/training/eppex/eppex.cpp b/scripts/training/eppex/eppex.cpp deleted file mode 100644 index d382890d2..000000000 --- a/scripts/training/eppex/eppex.cpp +++ /dev/null @@ -1,217 +0,0 @@ -/** - * Epochal Phrase Extraction. - * - * (C) Moses: http://www.statmt.org/moses/ - * (C) Ceslav Przywara, UFAL MFF UK, 2011 - * - * $Id$ - */ - - -#include <string> -#include <iostream> -#include <fstream> -#include <string.h> - -#include "config.h" -#include "phrase-extract.h" -#include "shared.h" - - -#define REQUIRED_PARAMS_NUM 5 - - -//// Output processor declaration. - -class FlushingOutputProcessor: public OutputProcessor { - -private: - const bool _compactOutputFlag; - -public: - FlushingOutputProcessor(bool compactOutputFlag): _compactOutputFlag(compactOutputFlag) {} - - void operator() (const std::string& srcPhrase, const std::string& tgtPhrase, const std::string& orientationInfo, const alignment_t& alignment, const size_t frequency, int mode); -}; - - -//// Global variables. - -// output files -std::ofstream extractFile; // extract -std::ofstream extractFileInv; // extract.inv -std::ofstream extractFileOrientation; // extract.o - -//// -bool compactOutputFlag = false; // Generate compact output: -// Each phrase pair is printed only once with its frequency prepended. -// Note that compacted output is not compatible with std phrase-extract format. - - -//// Functions. - -void program_info(void) { - std::cerr - << "Epochal Phrase Extraction (" << PACKAGE_STRING << ") written by Ceslav Przywara (based on PhraseExtract v1.4 by Philipp Koehn).\n" - << "Compiled with " -#ifdef USE_UNORDERED_MAP - << "std::tr1::unordered_map" -#else - << "std::map" -#endif - << " implementation.\n" - ; -} - -void read_optional_params(int argc, char* argv[], int optionalParamsStart); - -void usage(const char* programName) { - std::cerr << std::endl << "Syntax: " << std::string(programName) << " tgt src align extract lossy-counter [lossy-counter-2 [...]] [--compact] [--sort] [orientation [ --model [wbe|phrase|hier]-[msd|mslr|mono] ]]" << std::endl; - std::cerr << get_lossy_counting_params_format(); - exit(1); -} - - -/******************************************************************************* - * MAIN * - ******************************************************************************/ -int main(int argc, char* argv[]) { - - // Welcome user with program info! - program_info(); - - if (argc <= REQUIRED_PARAMS_NUM) { - usage(argv[0]); - } - - const char* fileNameE = argv[1]; - const char* fileNameF = argv[2]; - const char* fileNameA = argv[3]; - std::string fileNameExtract = std::string(argv[4]); - - // Init lossy counters. - std::string lossyCountersParams; - int paramIdx = 5; - - while ( (argc > paramIdx) && (*argv[paramIdx] != '-') ) { - std::string param = std::string(argv[paramIdx]); - if ( !parse_lossy_counting_params(param) ) { - usage(argv[0]); - } - lossyCountersParams += (" " + param); - ++paramIdx; - } - - if ( paramIdx == REQUIRED_PARAMS_NUM ) { - std::cerr << "ERROR: no Lossy Counting parameters specified!" << std::endl; - usage(argv[0]); - } - - for ( size_t i = 1; i < lossyCounters.size(); ++i ) { - if ( lossyCounters[i] == NULL ) { - std::cerr << "ERROR: max phrase length set to " << maxPhraseLength << ", but no Lossy Counting parameters specified for phrase pairs of length " << i << "!" << std::endl; - usage(argv[0]); - } - } - - if ( (argc > paramIdx) && (strcmp(argv[paramIdx], "--compact") == 0) ) { - compactOutputFlag = true; - ++paramIdx; - } - - if ( (argc > paramIdx) && (strcmp(argv[paramIdx], "--sort") == 0) ) { - sortedOutput = true; - ++paramIdx; - } - - // - read_optional_params(argc, argv, paramIdx); - - std::cerr << "Starting epochal phrase table extraction with params:" << lossyCountersParams << std::endl; - std::cerr << "Output will be " << (sortedOutput ? "sorted" : "unsorted") << "." << std::endl; - - // open input files - std::ifstream eFile(fileNameE); - std::ifstream fFile(fileNameF); - std::ifstream aFile(fileNameA); - - // open output files - if (translationFlag) { - if (sortedOutput) { - extractFile.open((fileNameExtract + ".sorted").c_str()); - extractFileInv.open((fileNameExtract + ".inv.sorted").c_str()); - } - else { - extractFile.open(fileNameExtract.c_str()); - extractFileInv.open((fileNameExtract + ".inv").c_str()); - } - } - if (orientationFlag) { - extractFileOrientation.open((fileNameExtract + ".o").c_str()); - } - - // - readInput(eFile, fFile, aFile); - - std::cerr << std::endl; // Leave the progress bar end on previous line. - - // close input files - eFile.close(); - fFile.close(); - aFile.close(); - - FlushingOutputProcessor processor(compactOutputFlag); - processOutput(processor); - - // close output files - if (translationFlag) { - extractFile.close(); - extractFileInv.close(); - } - if (orientationFlag) { - extractFileOrientation.close(); - } - - printStats(); - -} // end of main() - - -void FlushingOutputProcessor::operator()(const std::string& srcPhrase, const std::string& tgtPhrase, const std::string& orientationInfo, const alignment_t& alignment, const size_t frequency, int mode) { - - size_t m = frequency; - - if ( _compactOutputFlag ) { - // Prepend frequency. - if (translationFlag && (mode >= 0)) extractFile << frequency << " ||| "; - if (translationFlag && (mode <= 0)) extractFileInv << frequency << " ||| "; - if (orientationFlag && (mode >= 0)) extractFileOrientation << frequency << " ||| "; - m = 1; // Loop only once! - } - - for ( size_t i = 0; i < m; ++i ) { - - // alignment - if (translationFlag) { - - if (mode >= 0) extractFile << srcPhrase << " ||| " << tgtPhrase << " |||"; - if (mode <= 0) extractFileInv << tgtPhrase << " ||| " << srcPhrase << " |||"; - - for ( alignment_t::const_iterator alignIter = alignment.begin(); alignIter != alignment.end(); ++alignIter ) { - // Note that unsigned char isn't treated as numeric value by stream operators, - // so casting is necessary. - if (mode >= 0) extractFile << " " << (int) alignIter->first << "-" << (int) alignIter->second; - if (mode <= 0) extractFileInv << " " << (int) alignIter->second << "-" << (int) alignIter->first; - } - - if (mode >= 0) extractFile << "\n"; - if (mode <= 0) extractFileInv << "\n"; - } - - if (orientationFlag && (mode >= 0)) { - extractFileOrientation << srcPhrase << " ||| " << tgtPhrase << " ||| " << orientationInfo << "\n"; - } - - } - -} diff --git a/scripts/training/eppex/install-sh b/scripts/training/eppex/install-sh deleted file mode 100755 index 4d4a9519e..000000000 --- a/scripts/training/eppex/install-sh +++ /dev/null @@ -1,323 +0,0 @@ -#!/bin/sh -# install - install a program, script, or datafile - -scriptversion=2005-05-14.22 - -# This originates from X11R5 (mit/util/scripts/install.sh), which was -# later released in X11R6 (xc/config/util/install.sh) with the -# following copyright and license. -# -# Copyright (C) 1994 X Consortium -# -# Permission is hereby granted, free of charge, to any person obtaining a copy -# of this software and associated documentation files (the "Software"), to -# deal in the Software without restriction, including without limitation the -# rights to use, copy, modify, merge, publish, distribute, sublicense, and/or -# sell copies of the Software, and to permit persons to whom the Software is -# furnished to do so, subject to the following conditions: -# -# The above copyright notice and this permission notice shall be included in -# all copies or substantial portions of the Software. -# -# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR -# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, -# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. 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Check the \`README' file, - it often tells you about the needed prerequisites for installing - this package. You may also peek at any GNU archive site, in case - some other package would contain this missing \`$1' program." - exit 1 - ;; -esac - -exit 0 - -# Local variables: -# eval: (add-hook 'write-file-hooks 'time-stamp) -# time-stamp-start: "scriptversion=" -# time-stamp-format: "%:y-%02m-%02d.%02H" -# time-stamp-end: "$" -# End: diff --git a/scripts/training/eppex/phrase-extract.cpp b/scripts/training/eppex/phrase-extract.cpp deleted file mode 100644 index 5dff43b78..000000000 --- a/scripts/training/eppex/phrase-extract.cpp +++ /dev/null @@ -1,805 +0,0 @@ -/** - * Common lossy counting phrase extraction functionality implementation. - * - * Note: The bulk of this unit is based on Philipp Koehn's code from - * phrase-extract/extract.cpp. - * - * (C) Moses: http://www.statmt.org/moses/ - * (C) Ceslav Przywara, UFAL MFF UK, 2011 - * - * $Id$ - */ - -#include <iostream> -#include <iomanip> -#include <sstream> - -#include "phrase-extract.h" -#include "ISS.h" -// I'm using my own version of SafeGetline (without "using namespace std;"): -#include "SafeGetline.h" - - -#define LINE_MAX_LENGTH 60000 - - -//////// Helping functions //////// - -// For sorted output. -typedef std::pair<indexed_phrases_pair_t, PhrasePairsLossyCounter::frequency_t> output_pair_t; -typedef std::vector<output_pair_t> output_vector_t; - -class PhraseComp { - /** @var If true, sort by target phrase first. */ - bool _inverted; - - bool compareAlignments(const indexed_phrases_pair_t& a, const indexed_phrases_pair_t& b); - - int comparePhrases(const indexed_phrases_pair_t::phrase_t& a, const indexed_phrases_pair_t::phrase_t& b); - -public: - PhraseComp(bool inverted): _inverted(inverted) {} - - bool operator()(const output_pair_t& a, const output_pair_t& b); -}; - -void processSortedOutput(OutputProcessor& processor); - -void processUnsortedOutput(OutputProcessor& processor); - -void flushPhrasePair(OutputProcessor& processor, const indexed_phrases_pair_t& indexedPhrasePair, PhrasePairsLossyCounter::frequency_t frequency, int mode); - - -//////// Define variables declared as extern in the header ///////////////////// -bool allModelsOutputFlag = false; - -bool wordModel = false; // IBM word model. -REO_MODEL_TYPE wordType = REO_MSD; -bool phraseModel = false; // Std phrase-based model. -REO_MODEL_TYPE phraseType = REO_MSD; -bool hierModel = false; // Hierarchical model. -REO_MODEL_TYPE hierType = REO_MSD; - -int maxPhraseLength = 0; // Eg. 7 -bool translationFlag = true; // Generate extract and extract.inv -bool orientationFlag = false; // Ordering info needed? -bool sortedOutput = false; // Sort output? - -LossyCountersVector lossyCounters; - -#ifdef GET_COUNTS_ONLY -std::vector<size_t> phrasePairsCounters; -#endif - - -//////// Internal module variables ///////////////////////////////////////////// - -IndexedStringsStorage<word_index_t> strings; -IndexedStringsStorage<orientation_info_index_t> orientations; - - -//////// Untouched Philipp Koehn's code :) ///////////////////////////////////// - -REO_POS getOrientWordModel(SentenceAlignment & sentence, REO_MODEL_TYPE modelType, - bool connectedLeftTop, bool connectedRightTop, - int startF, int endF, int startE, int endE, int countF, int zero, int unit, - bool (*ge)(int, int), bool (*lt)(int, int) ) -{ - - if( connectedLeftTop && !connectedRightTop) - return LEFT; - if(modelType == REO_MONO) - return UNKNOWN; - if (!connectedLeftTop && connectedRightTop) - return RIGHT; - if(modelType == REO_MSD) - return UNKNOWN; - for(int indexF=startF-2*unit; (*ge)(indexF, zero) && !connectedLeftTop; indexF=indexF-unit) - connectedLeftTop = isAligned(sentence, indexF, startE-unit); - for(int indexF=endF+2*unit; (*lt)(indexF,countF) && !connectedRightTop; indexF=indexF+unit) - connectedRightTop = isAligned(sentence, indexF, startE-unit); - if(connectedLeftTop && !connectedRightTop) - return DRIGHT; - else if(!connectedLeftTop && connectedRightTop) - return DLEFT; - return UNKNOWN; -} - -// to be called with countF-1 instead of countF -REO_POS getOrientPhraseModel (SentenceAlignment & sentence, REO_MODEL_TYPE modelType, - bool connectedLeftTop, bool connectedRightTop, - int startF, int endF, int startE, int endE, int countF, int zero, int unit, - bool (*ge)(int, int), bool (*lt)(int, int), - const HSentenceVertices & inBottomRight, const HSentenceVertices & inBottomLeft) -{ - - HSentenceVertices::const_iterator it; - - if((connectedLeftTop && !connectedRightTop) || - //(startE == 0 && startF == 0) || - //(startE == sentence.target.size()-1 && startF == sentence.source.size()-1) || - ((it = inBottomRight.find(startE - unit)) != inBottomRight.end() && - it->second.find(startF-unit) != it->second.end())) - return LEFT; - if(modelType == REO_MONO) - return UNKNOWN; - if((!connectedLeftTop && connectedRightTop) || - ((it = inBottomLeft.find(startE - unit)) != inBottomLeft.end() && it->second.find(endF + unit) != it->second.end())) - return RIGHT; - if(modelType == REO_MSD) - return UNKNOWN; - connectedLeftTop = false; - for(int indexF=startF-2*unit; (*ge)(indexF, zero) && !connectedLeftTop; indexF=indexF-unit) - if(connectedLeftTop = (it = inBottomRight.find(startE - unit)) != inBottomRight.end() && - it->second.find(indexF) != it->second.end()) - return DRIGHT; - connectedRightTop = false; - for(int indexF=endF+2*unit; (*lt)(indexF, countF) && !connectedRightTop; indexF=indexF+unit) - if(connectedRightTop = (it = inBottomLeft.find(startE - unit)) != inBottomRight.end() && - it->second.find(indexF) != it->second.end()) - return DLEFT; - return UNKNOWN; -} - -// to be called with countF-1 instead of countF -REO_POS getOrientHierModel (SentenceAlignment & sentence, REO_MODEL_TYPE modelType, - bool connectedLeftTop, bool connectedRightTop, - int startF, int endF, int startE, int endE, int countF, int zero, int unit, - bool (*ge)(int, int), bool (*lt)(int, int), - const HSentenceVertices & inBottomRight, const HSentenceVertices & inBottomLeft, - const HSentenceVertices & outBottomRight, const HSentenceVertices & outBottomLeft, - REO_POS phraseOrient) -{ - - HSentenceVertices::const_iterator it; - - if(phraseOrient == LEFT || - (connectedLeftTop && !connectedRightTop) || - // (startE == 0 && startF == 0) || - //(startE == sentence.target.size()-1 && startF == sentence.source.size()-1) || - ((it = inBottomRight.find(startE - unit)) != inBottomRight.end() && - it->second.find(startF-unit) != it->second.end()) || - ((it = outBottomRight.find(startE - unit)) != outBottomRight.end() && - it->second.find(startF-unit) != it->second.end())) - return LEFT; - if(modelType == REO_MONO) - return UNKNOWN; - if(phraseOrient == RIGHT || - (!connectedLeftTop && connectedRightTop) || - ((it = inBottomLeft.find(startE - unit)) != inBottomLeft.end() && - it->second.find(endF + unit) != it->second.end()) || - ((it = outBottomLeft.find(startE - unit)) != outBottomLeft.end() && - it->second.find(endF + unit) != it->second.end())) - return RIGHT; - if(modelType == REO_MSD) - return UNKNOWN; - if(phraseOrient != UNKNOWN) - return phraseOrient; - connectedLeftTop = false; - for(int indexF=startF-2*unit; (*ge)(indexF, zero) && !connectedLeftTop; indexF=indexF-unit) { - if((connectedLeftTop = (it = inBottomRight.find(startE - unit)) != inBottomRight.end() && - it->second.find(indexF) != it->second.end()) || - (connectedLeftTop = (it = outBottomRight.find(startE - unit)) != outBottomRight.end() && - it->second.find(indexF) != it->second.end())) - return DRIGHT; - } - connectedRightTop = false; - for(int indexF=endF+2*unit; (*lt)(indexF, countF) && !connectedRightTop; indexF=indexF+unit) { - if((connectedRightTop = (it = inBottomLeft.find(startE - unit)) != inBottomRight.end() && - it->second.find(indexF) != it->second.end()) || - (connectedRightTop = (it = outBottomLeft.find(startE - unit)) != outBottomRight.end() && - it->second.find(indexF) != it->second.end())) - return DLEFT; - } - return UNKNOWN; -} - -void insertVertex( HSentenceVertices & corners, int x, int y ) -{ - std::set<int> tmp; - tmp.insert(x); - std::pair< HSentenceVertices::iterator, bool > ret = corners.insert( std::pair<int, std::set<int> > (y, tmp) ); - if(ret.second == false) { - ret.first->second.insert(x); - } -} - -void insertPhraseVertices( - HSentenceVertices & topLeft, - HSentenceVertices & topRight, - HSentenceVertices & bottomLeft, - HSentenceVertices & bottomRight, - int startF, int startE, int endF, int endE) -{ - - insertVertex(topLeft, startF, startE); - insertVertex(topRight, endF, startE); - insertVertex(bottomLeft, startF, endE); - insertVertex(bottomRight, endF, endE); -} - -std::string getOrientString(REO_POS orient, REO_MODEL_TYPE modelType) -{ - switch(orient) { - case LEFT: - return "mono"; - break; - case RIGHT: - return "swap"; - break; - case DRIGHT: - return "dright"; - break; - case DLEFT: - return "dleft"; - break; - case UNKNOWN: - switch(modelType) { - case REO_MONO: - return "nomono"; - break; - case REO_MSD: - return "other"; - break; - case REO_MSLR: - return "dright"; - break; - } - break; - } -} - -bool ge(int first, int second) -{ - return first >= second; -} - -bool le(int first, int second) -{ - return first <= second; -} - -bool lt(int first, int second) -{ - return first < second; -} - -bool isAligned ( SentenceAlignment &sentence, int fi, int ei ) -{ - if (ei == -1 && fi == -1) - return true; - if (ei <= -1 || fi <= -1) - return false; - if (ei == sentence.target.size() && fi == sentence.source.size()) - return true; - if (ei >= sentence.target.size() || fi >= sentence.source.size()) - return false; - for(int i=0; i<sentence.alignedToT[ei].size(); i++) - if (sentence.alignedToT[ei][i] == fi) - return true; - return false; -} - -//////// END OF untouched Philipp Koehn's code :) ////////////////////////////// - - -/////// Slightly modified Philipp Koehn's code :) ////////////////////////////// - -void extract(SentenceAlignment &sentence) { - - int countE = sentence.target.size(); - int countF = sentence.source.size(); - - HPhraseVector inboundPhrases; - - HSentenceVertices inTopLeft; - HSentenceVertices inTopRight; - HSentenceVertices inBottomLeft; - HSentenceVertices inBottomRight; - - HSentenceVertices outTopLeft; - HSentenceVertices outTopRight; - HSentenceVertices outBottomLeft; - HSentenceVertices outBottomRight; - - HSentenceVertices::const_iterator it; - - bool relaxLimit = hierModel; - bool buildExtraStructure = phraseModel || hierModel; - - // check alignments for target phrase startE...endE - // loop over extracted phrases which are compatible with the word-alignments - for (int startE = 0; startE < countE; startE++) { - for ( - int endE = startE; - ((endE < countE) && (relaxLimit || (endE < (startE + maxPhraseLength)))); - endE++ - ) { - - int minF = 9999; - int maxF = -1; - std::vector< int > usedF = sentence.alignedCountS; - - for (int ei = startE; ei <= endE; ei++) { - for (int i = 0; i < sentence.alignedToT[ei].size(); i++) { - int fi = sentence.alignedToT[ei][i]; - if (fi < minF) { - minF = fi; - } - if (fi > maxF) { - maxF = fi; - } - usedF[ fi ]--; - } - } - - if (maxF >= 0 && // aligned to any source words at all - (relaxLimit || maxF-minF < maxPhraseLength)) { // source phrase within limits - - // check if source words are aligned to out of bound target words - bool out_of_bounds = false; - - for (int fi=minF; fi<=maxF && !out_of_bounds; fi++) { - if (usedF[fi]>0) { - // cout << "ouf of bounds: " << fi << "\n"; - out_of_bounds = true; - } - } - - // cout << "doing if for ( " << minF << "-" << maxF << ", " << startE << "," << endE << ")\n"; - if (!out_of_bounds) { - // start point of source phrase may retreat over unaligned - for (int startF=minF; - (startF>=0 && - (relaxLimit || startF>maxF-maxPhraseLength) && // within length limit - (startF==minF || sentence.alignedCountS[startF]==0)); // unaligned - startF-- - ) - // end point of source phrase may advance over unaligned - for (int endF=maxF; - (endF<countF && - (relaxLimit || endF<startF+maxPhraseLength) && // within length limit - (endF==maxF || sentence.alignedCountS[endF]==0)); // unaligned - endF++ - ) { // at this point we have extracted a phrase - if (buildExtraStructure) { // phrase || hier - if (endE-startE < maxPhraseLength && endF-startF < maxPhraseLength) { // within limit - inboundPhrases.push_back( - HPhrase(HPhraseVertex(startF,startE), HPhraseVertex(endF,endE)) - ); - insertPhraseVertices( - inTopLeft, inTopRight, inBottomLeft, inBottomRight, - startF, startE, endF, endE - ); - } else { - insertPhraseVertices( - outTopLeft, outTopRight, outBottomLeft, outBottomRight, - startF, startE, endF, endE - ); - } - } else { - std::string orientationInfo = ""; - if (orientationFlag && wordModel) { // Added orientationFlag check. - REO_POS wordPrevOrient, wordNextOrient; - bool connectedLeftTopP = isAligned( sentence, startF-1, startE-1 ); - bool connectedRightTopP = isAligned( sentence, endF+1, startE-1 ); - bool connectedLeftTopN = isAligned( sentence, endF+1, endE+1 ); - bool connectedRightTopN = isAligned( sentence, startF-1, endE+1 ); - wordPrevOrient = getOrientWordModel(sentence, wordType, connectedLeftTopP, connectedRightTopP, startF, endF, startE, endE, countF, 0, 1, &ge, <); - wordNextOrient = getOrientWordModel(sentence, wordType, connectedLeftTopN, connectedRightTopN, endF, startF, endE, startE, 0, countF, -1, <, &ge); - orientationInfo += getOrientString(wordPrevOrient, wordType) + " " + getOrientString(wordNextOrient, wordType); - } - addPhrase(sentence, startE, endE, startF, endF, orientationInfo); - } - } - } - } - } - } // end of main for loop - - if (buildExtraStructure) { // phrase || hier - std::string orientationInfo = ""; - REO_POS wordPrevOrient, wordNextOrient, phrasePrevOrient, phraseNextOrient, hierPrevOrient, hierNextOrient; - - for (int i = 0; i < inboundPhrases.size(); i++) { - int startF = inboundPhrases[i].first.first; - int startE = inboundPhrases[i].first.second; - int endF = inboundPhrases[i].second.first; - int endE = inboundPhrases[i].second.second; - - if ( orientationFlag ) { // Added orientationFlag check. - - bool connectedLeftTopP = isAligned( sentence, startF-1, startE-1 ); - bool connectedRightTopP = isAligned( sentence, endF+1, startE-1 ); - bool connectedLeftTopN = isAligned( sentence, endF+1, endE+1 ); - bool connectedRightTopN = isAligned( sentence, startF-1, endE+1 ); - - if (wordModel) { - wordPrevOrient = getOrientWordModel(sentence, wordType, - connectedLeftTopP, connectedRightTopP, - startF, endF, startE, endE, countF, 0, 1, - &ge, <); - - wordNextOrient = getOrientWordModel(sentence, wordType, - connectedLeftTopN, connectedRightTopN, - endF, startF, endE, startE, 0, countF, -1, - <, &ge); - } - if (phraseModel) { - phrasePrevOrient = getOrientPhraseModel(sentence, phraseType, - connectedLeftTopP, connectedRightTopP, - startF, endF, startE, endE, countF-1, 0, 1, &ge, <, inBottomRight, inBottomLeft); - phraseNextOrient = getOrientPhraseModel(sentence, phraseType, - connectedLeftTopN, connectedRightTopN, - endF, startF, endE, startE, 0, countF-1, -1, <, &ge, inBottomLeft, inBottomRight); - } else { - phrasePrevOrient = phraseNextOrient = UNKNOWN; - } - if(hierModel) { - hierPrevOrient = getOrientHierModel(sentence, hierType, - connectedLeftTopP, connectedRightTopP, - startF, endF, startE, endE, countF-1, 0, 1, &ge, <, inBottomRight, inBottomLeft, outBottomRight, outBottomLeft, phrasePrevOrient); - hierNextOrient = getOrientHierModel(sentence, hierType, - connectedLeftTopN, connectedRightTopN, - endF, startF, endE, startE, 0, countF-1, -1, <, &ge, inBottomLeft, inBottomRight, outBottomLeft, outBottomRight, phraseNextOrient); - } - - orientationInfo = ((wordModel)? getOrientString(wordPrevOrient, wordType) + " " + getOrientString(wordNextOrient, wordType) : "") + " | " + - ((phraseModel)? getOrientString(phrasePrevOrient, phraseType) + " " + getOrientString(phraseNextOrient, phraseType) : "") + " | " + - ((hierModel)? getOrientString(hierPrevOrient, hierType) + " " + getOrientString(hierNextOrient, hierType) : ""); - } - - addPhrase(sentence, startE, endE, startF, endF, orientationInfo); - - } // end of for loop through inbound phrases - - } // end if buildExtraStructure - -} // end of extract() - - -/** - * @param sentence - * @param startE - * @param endE - * @param startF - * @param endF - * @param orientationInfo - */ -void addPhrase(SentenceAlignment &sentence, int startE, int endE, int startF, int endF, std::string &orientationInfo) { - -#ifdef GET_COUNTS_ONLY - // Just get the length of phrase pair (which is now defined as maximum of the two). - phrasePairsCounters[std::max(endF - startF, endE - startE) + 1] += 1; // Don't forget +1 (span is inclusive)! -#else - alignment_t alignment; - - // alignment - for (int ei = startE; ei <= endE; ++ei) { - for (int i = 0; i < sentence.alignedToT[ei].size(); ++i) { - int fi = sentence.alignedToT[ei][i]; - alignment.push_back(alignment_t::value_type(fi-startF, ei-startE)); - } - } - - indexed_phrases_pair_t::phrase_t srcPhraseIndices, tgtPhraseIndices; - - // source phrase - for (int fi = startF; fi <= endF; ++fi) { - srcPhraseIndices.push_back(strings.put(sentence.source[fi].c_str())); - } - - // target phrase - for (int ei = startE; ei <= endE; ++ei) { - tgtPhraseIndices.push_back(strings.put(sentence.target[ei].c_str())); - } - - // TODO: Allow for switching between min and max here. - size_t idx = std::max(srcPhraseIndices.size(), tgtPhraseIndices.size()); - - // Add phrase pair. - lossyCounters[idx]->lossyCounter.add(indexed_phrases_pair_t(srcPhraseIndices, tgtPhraseIndices, orientations.put(orientationInfo.c_str()), alignment)); - // - if ( lossyCounters[idx]->lossyCounter.aboutToPrune() ) { - // Next addition will lead to pruning, inform: - std::cerr << 'P' << idx << std::flush; - } -#endif -} // end of addPhrase() - - -/////// Lossy Counting related code //////////////////////////////////////////// - -void readInput(std::istream& eFile, std::istream& fFile, std::istream& aFile) { - - // Note: moved out of the loop. - char englishString[LINE_MAX_LENGTH]; - char foreignString[LINE_MAX_LENGTH]; - char alignmentString[LINE_MAX_LENGTH]; - - int i = 0; - - while(true) { - // Report progress? - if (++i%10000 == 0) std::cerr << "." << std::flush; - - SAFE_GETLINE(eFile, englishString, LINE_MAX_LENGTH, '\n', __FILE__); - if (eFile.eof()) break; - SAFE_GETLINE(fFile, foreignString, LINE_MAX_LENGTH, '\n', __FILE__); - SAFE_GETLINE(aFile, alignmentString, LINE_MAX_LENGTH, '\n', __FILE__); - - SentenceAlignment sentence; - - if (sentence.create(englishString, foreignString, alignmentString, i)) { - extract(sentence); - } - } - -} - - -void processOutput(OutputProcessor& processor) { - if ( sortedOutput ) { - processSortedOutput(processor); - } - else { - processUnsortedOutput(processor); - } -} - - -bool PhraseComp::operator()(const output_pair_t& a, const output_pair_t& b) { - - int cmp = _inverted ? comparePhrases(a.first.tgtPhrase(), b.first.tgtPhrase()) : comparePhrases(a.first.srcPhrase(), b.first.srcPhrase()); - - if ( cmp == 0 ) { - // First part of pairs matches, compare the second part. - cmp = _inverted ? comparePhrases(a.first.srcPhrase(), b.first.srcPhrase()) : comparePhrases(a.first.tgtPhrase(), b.first.tgtPhrase()); - - if ( cmp == 0 ) { - // Also second part matches, compare alignments. - return compareAlignments(a.first, b.first); - } - else { - return cmp < 0; - } - } - else { - return cmp < 0; - } - -} - - -bool PhraseComp::compareAlignments(const indexed_phrases_pair_t& a, const indexed_phrases_pair_t& b) { - - size_t aSize = a.alignmentLength(); - size_t bSize = b.alignmentLength(); - size_t min = std::min(aSize, bSize); - const indexed_phrases_pair_t::alignment_point_t * aAlignment = a.alignmentData(); - const indexed_phrases_pair_t::alignment_point_t * bAlignment = b.alignmentData(); - - int cmp = 0; - for ( size_t i = 0; i < min; ++i ) { - // Important: alignments have to be eventually inverted as well! - if ( _inverted ) { - // Inverted = compare TGT phrase alignment points first. - cmp = memcmp(aAlignment + i*2 + 1, bAlignment + i*2 + 1, sizeof(indexed_phrases_pair_t::alignment_point_t)); - } - else{ - // NOT inverted = compare SRC phrase alignment points first. - cmp = memcmp(aAlignment+ i*2, bAlignment + i*2, sizeof(indexed_phrases_pair_t::alignment_point_t)); - } - if ( cmp == 0 ) { - if ( _inverted ) { - // Inverted = compare SRC phrase alignment points second. - cmp = memcmp(aAlignment + i*2, bAlignment + i*2, sizeof(indexed_phrases_pair_t::alignment_point_t)); - } - else{ - // NOT inverted = compare TGT phrase alignment points second. - cmp = memcmp(aAlignment + i*2 + 1, bAlignment + i*2 + 1, sizeof(indexed_phrases_pair_t::alignment_point_t)); - } - if ( cmp != 0 ) { - return cmp < 0; - } // Otherwise continue looping. - } - else { - return cmp < 0; - } - } - - // Note: LC_ALL=C GNU sort treats shorter item as lesser than longer one. - return (cmp == 0) ? (aSize < bSize) : (cmp < 0); - -} - - -int PhraseComp::comparePhrases(const indexed_phrases_pair_t::phrase_t& a, const indexed_phrases_pair_t::phrase_t& b) { - - size_t aSize = a.size(); - size_t bSize = b.size(); - size_t min = std::min(aSize, bSize); - int cmp = 0; - - for ( size_t i = 0; i < min; ++i ) { - cmp = strcmp(strings.get(a[i]), strings.get(b[i])); - if ( cmp != 0 ) { - return cmp; - } - } - - if ( aSize == bSize ) { - return 0; - } - - if ( aSize < bSize ) { - return strcmp("|||", strings.get(b[min])); - } - else { - return strcmp(strings.get(a[min]), "|||"); - } - -} - - -void processSortedOutput(OutputProcessor& processor) { - - output_vector_t output; - - LossyCountersVector::value_type current = NULL, prev = NULL; - - for ( size_t i = 1; i < lossyCounters.size(); ++i ) { // Intentionally skip 0. - current = lossyCounters[i]; - if ( current != prev ) { - PhrasePairsLossyCounter& lossyCounter = current->lossyCounter; - for ( PhrasePairsLossyCounter::erasing_iterator phraseIter = lossyCounter.beginErase(); phraseIter != lossyCounter.endErase(); ++phraseIter ) { - // Store and... - output.push_back(std::make_pair(phraseIter.item(), phraseIter.frequency())); - // ...update counters. - current->outputMass += phraseIter.frequency(); - current->outputSize += 1; - } - // - prev = current; - //delete current; - } - } - - // Sort by source phrase. - std::sort(output.begin(), output.end(), PhraseComp(false)); - - // Print. - for ( output_vector_t::const_iterator iter = output.begin(); iter != output.end(); ++iter ) { - flushPhrasePair(processor, iter->first, iter->second, 1); - } - - // Sort by target phrase. - std::sort(output.begin(), output.end(), PhraseComp(true)); - - // Print. - for ( output_vector_t::const_iterator iter = output.begin(); iter != output.end(); ++iter ) { - flushPhrasePair(processor, iter->first, iter->second, -1); - } - -} - - -void processUnsortedOutput(OutputProcessor& processor) { - - LossyCountersVector::value_type current = NULL, prev = NULL; - - for ( size_t i = 1; i < lossyCounters.size(); ++i ) { // Intentionally skip 0. - - current = lossyCounters[i]; - - if ( current != prev ) { - - const PhrasePairsLossyCounter& lossyCounter = current->lossyCounter; - - for ( PhrasePairsLossyCounter::const_iterator phraseIter = lossyCounter.begin(); phraseIter != lossyCounter.end(); ++phraseIter ) { - // Flush and... - flushPhrasePair(processor, phraseIter.item(), phraseIter.frequency(), 0); - // ...update counters. - current->outputMass += phraseIter.frequency(); - current->outputSize += 1; - } - - // - prev = current; - } - } - -} - - -void flushPhrasePair(OutputProcessor& processor, const indexed_phrases_pair_t& indexedPhrasePair, PhrasePairsLossyCounter::frequency_t frequency, int mode = 0) { - - const indexed_phrases_pair_t::phrase_t srcPhraseIndices = indexedPhrasePair.srcPhrase(); - const indexed_phrases_pair_t::phrase_t tgtPhraseIndices = indexedPhrasePair.tgtPhrase(); - - std::string srcPhrase, tgtPhrase; - - for ( indexed_phrases_pair_t::phrase_t::const_iterator indexIter = srcPhraseIndices.begin(); indexIter != srcPhraseIndices.end(); ++indexIter ) { - srcPhrase += std::string(strings.get(*indexIter)) + " "; - } - srcPhrase.resize(srcPhrase.size() - 1); // Trim the trailing " " - - for ( indexed_phrases_pair_t::phrase_t::const_iterator indexIter = tgtPhraseIndices.begin(); indexIter != tgtPhraseIndices.end(); ++indexIter ) { - tgtPhrase += std::string(strings.get(*indexIter)) + " "; - } - tgtPhrase.resize(tgtPhrase.size() - 1); // Trim the trailing " " - - // Actual processing is done via call to functor: - processor(srcPhrase, tgtPhrase, orientations.get(indexedPhrasePair.orientationInfo()), indexedPhrasePair.alignment(), frequency, mode); -} - - -void printStats(void) { - - // Total counters. - size_t outputMass = 0, outputSize = 0, N = 0; - - const std::string hline = "####################################################################################################################"; - - std::cerr << "Lossy Counting Phrase Extraction statistics:" << std::endl; - - // Print header: | 3 | 15 | 15 | 15 | 7 | 10 | 10 | 10 | - std::cerr - << hline << std::endl - << "# length # unique out # total out # total in (N) # out/in (%) # pos. thr. # neg. thr. # max. err. #" << std::endl - << hline << std::endl; - - LossyCountersVector::value_type current = NULL, prev = NULL; - size_t from = 1, to = 1; - - for ( size_t i = 1; i <= lossyCounters.size(); ++i ) { // Intentionally skip 0, intentionally increment till == size(). - - current = (i < lossyCounters.size()) ? lossyCounters[i] : NULL; - - if ( (current == NULL) || ((current != prev) && (prev != NULL)) ) { - // Time to print. - to = i-1; - - // Increment overall stats. - outputMass += prev->outputMass; - outputSize += prev->outputSize; - N += prev->lossyCounter.count(); - - // Print. - if ( from == to ) { - std::cerr << "# " << std::setw(6) << to << " # "; - } - else { - std::stringstream strStr; - strStr << from << "-" << to; - std::cerr << "# " << std::setw(6) << strStr.str() << " # "; - } - // Print the rest of record. - std::cerr - << std::setw(15) << prev->outputSize << " # " - << std::setw(15) << prev->outputMass << " # " - << std::setw(15) << prev->lossyCounter.count() << " # " - << std::setw(10) << std::setprecision(4) << (static_cast<double>(prev->outputMass) / static_cast<double>(prev->lossyCounter.count())) * 100 << " # " - << std::setw(10) << prev->lossyCounter.threshold(true) << " # " - << std::setw(10) << prev->lossyCounter.threshold() << " # " - << std::setw(10) << prev->lossyCounter.maxError() << " #" - << std::endl << hline << std::endl; - - from = i; - } - - prev = current; - - } - - // Print summary: - std::cerr - << "# TOTAL # " - << std::setw(15) << outputSize << " # " - << std::setw(15) << outputMass << " # " - << std::setw(15) << N << " # " - << std::setw(10) << std::setprecision(4) << (static_cast<double>(outputMass) / static_cast<double>(N)) * 100 << " #" - << std::endl - << "#############################################################################" << std::endl; - -} diff --git a/scripts/training/eppex/phrase-extract.h b/scripts/training/eppex/phrase-extract.h deleted file mode 100644 index c01dd3ee2..000000000 --- a/scripts/training/eppex/phrase-extract.h +++ /dev/null @@ -1,133 +0,0 @@ -/** - * Common lossy counting phrase extraction functionality declaration. - * - * Note: The bulk of this unit is based on Philipp Koehn's code from - * phrase-extract/extract.cpp. - * - * (C) Moses: http://www.statmt.org/moses/ - * (C) Ceslav Przywara, UFAL MFF UK, 2011 - * - * $Id$ - */ - -#ifndef PHRASE_EXTRACT_H -#define PHRASE_EXTRACT_H - -#include <fstream> -#include <map> -#include <set> -#include <string> -#include <vector> - -#include "../phrase-extract/SentenceAlignment.h" - -#include "typedefs.h" - - -//////// Types definitions ///////////////////////////////////////////////////// - -// HPhraseVertex represents a point in the alignment matrix -typedef std::pair<int, int> HPhraseVertex; - -// Phrase represents a bi-phrase; each bi-phrase is defined by two points in the alignment matrix: -// bottom-left and top-right -typedef std::pair<HPhraseVertex, HPhraseVertex> HPhrase; - -// HPhraseVector is a vector of HPhrases -typedef std::vector<HPhrase> HPhraseVector; - -// SentenceVertices represents, from all extracted phrases, all vertices that have the same positioning -// The key of the map is the English index and the value is a set of the source ones -typedef std::map<int, std::set<int> > HSentenceVertices; - -// -typedef std::pair<PhrasePairsLossyCounter::error_t, PhrasePairsLossyCounter::support_t> params_pair_t; -// -typedef std::vector<PhrasePairsLossyCounter *> PhrasePairsLossyCountersVector; - -// MSD - monotone, swap, discontinuous. -enum REO_MODEL_TYPE {REO_MSD, REO_MSLR, REO_MONO}; -enum REO_POS {LEFT, RIGHT, DLEFT, DRIGHT, UNKNOWN}; - -struct LossyCounterInstance { - // Statistics not provided by the lossy counter must be computed during - // phrases flushing (ie. when input processing is done): - size_t outputMass; // unique * freq - size_t outputSize; // unique - // - PhrasePairsLossyCounter lossyCounter; - - LossyCounterInstance(PhrasePairsLossyCounter::error_t error, PhrasePairsLossyCounter::support_t support): outputMass(0), outputSize(0), lossyCounter(error, support) {} -}; - -// -typedef std::vector<LossyCounterInstance *> LossyCountersVector; - -struct OutputProcessor { - virtual void operator() (const std::string& srcPhrase, const std::string& tgtPhrase, const std::string& orientationInfo, const alignment_t& alignment, const size_t frequency, int mode) = 0; -}; - - -//////// Functions declarations //////////////////////////////////////////////// - -//// Untouched //// -REO_POS getOrientWordModel(SentenceAlignment &, REO_MODEL_TYPE, bool, bool, - int, int, int, int, int, int, int, - bool (*)(int, int), bool (*)(int, int)); - -REO_POS getOrientPhraseModel(SentenceAlignment &, REO_MODEL_TYPE, bool, bool, - int, int, int, int, int, int, int, - bool (*)(int, int), bool (*)(int, int), - const HSentenceVertices &, const HSentenceVertices &); - -REO_POS getOrientHierModel(SentenceAlignment &, REO_MODEL_TYPE, bool, bool, - int, int, int, int, int, int, int, - bool (*)(int, int), bool (*)(int, int), - const HSentenceVertices &, const HSentenceVertices &, - const HSentenceVertices &, const HSentenceVertices &, - REO_POS); - -void insertVertex(HSentenceVertices &, int, int); -void insertPhraseVertices(HSentenceVertices &, HSentenceVertices &, HSentenceVertices &, HSentenceVertices &, int, int, int, int); - -std::string getOrientString(REO_POS, REO_MODEL_TYPE); - -bool ge(int, int); -bool le(int, int); -bool lt(int, int); -bool isAligned (SentenceAlignment &, int, int); -void extract(SentenceAlignment &); - -//// Modified //// -void addPhrase(SentenceAlignment &, int, int, int, int, std::string &); - -//// Added //// -void readInput(std::istream& eFile, std::istream& fFile, std::istream& aFile); -void processOutput(OutputProcessor& processor); -void printStats(void); - - -//////// Extern variables ////////////////////////////////////////////////////// - -extern bool allModelsOutputFlag; - -// Some default setting, I guess... -extern bool wordModel; // IBM word model. -extern REO_MODEL_TYPE wordType; -extern bool phraseModel; // Std phrase-based model. -extern REO_MODEL_TYPE phraseType; -extern bool hierModel; // Hierarchical model. -extern REO_MODEL_TYPE hierType; - -extern int maxPhraseLength; // Eg. 7 -extern bool translationFlag; // Generate extract and extract.inv -extern bool orientationFlag; // Ordering info needed? -extern bool sortedOutput; // Sort output? - -extern LossyCountersVector lossyCounters; - -#ifdef GET_COUNTS_ONLY -extern std::vector<size_t> phrasePairsCounters; -#endif - -#endif /* PHRASE_EXTRACT_H */ diff --git a/scripts/training/eppex/shared.cpp b/scripts/training/eppex/shared.cpp deleted file mode 100644 index 670df1c0f..000000000 --- a/scripts/training/eppex/shared.cpp +++ /dev/null @@ -1,194 +0,0 @@ -/** - * Implementation of functionality shared between counter, eppex and - * (not yet finished) memscoring eppex. - * - * (C) Moses: http://www.statmt.org/moses/ - * (C) Ceslav Przywara, UFAL MFF UK, 2011 - * - * $Id$ - */ - -#include <string.h> -#include <boost/tokenizer.hpp> -#include <iostream> - -#include "typedefs.h" -#include "phrase-extract.h" -#include "shared.h" - - -std::string get_lossy_counting_params_format(void) { - return "\n" - "You may specify separate Lossy Counter (LC) for each phrase length or\n" - "use shared LC for all phrase pairs with length from given inclusive interval.\n" - "Every LC is defined by parameter in form phrase-length:error:support, where:\n" - " phrase-length ... a single number (eg. 2) or interval (eg. 2-4)\n" - " error ... error parameter for lossy counting\n" - " support ... support parameter for lossy counting\n" - "\n" - "Example of LC params: 1:0:0 2-4:1e-7:4e-7 5-7:2e-8:8e-8\n" - " - phrase pairs of length 1 will NOT be pruned\n" - " - phrase pairs of length from 2 to 4 (inclusive) will be pruned altogether by LC\n" - " with parameters support=4e-7 and error=1e-7\n" - " - phrase pairs of length from 5 to 7 (inclusive) will be pruned altogether by LC\n" - " with parameters support=8e-8 and error=2e-8\n" - " - max phrase length extracted will be set to 7\n" - "\n" - "Note: there has to be Lossy Counter defined for every phrase pair length\n" - "up to the maximum phrase length! Following will not work: 1:0:0 5-7:2e-8:8e-8\n" - "\n" - "To count phrase pairs by their length a separate program (counter) may be used.\n" - "\n" - ; -} - -bool parse_lossy_counting_params(const std::string& param) { - - // See: http://www.boost.org/doc/libs/1_42_0/libs/tokenizer/char_separator.htm - boost::char_separator<char> separators(",:"); - boost::tokenizer<boost::char_separator<char> > tokens(param, separators); - boost::tokenizer<boost::char_separator<char> >::iterator iter = tokens.begin(); - - std::string interval = *iter; - - if ( ++iter == tokens.end() ) { - std::cerr << "ERROR: Failed to proccess Lossy Counting param \"" << param << "\": invalid format, missing error and support parameters specification!" << std::endl; - return false; - } - PhrasePairsLossyCounter::error_t error = atof((*iter).c_str()); - - if ( ++iter == tokens.end() ) { - std::cerr << "ERROR: Failed to proccess Lossy Counting param \"" << param << "\": invalid format, missing support parameter specification!" << std::endl; - return false; - } - PhrasePairsLossyCounter::support_t support = atof((*iter).c_str()); - - if ( (error > 0) && !(error < support) ) { - std::cerr << "ERROR: Failed to proccess Lossy Counting param \"" << param << "\": support parameter (" << support << ") is not greater than error (" << error << ")!" << std::endl; - return false; - } - - // Split interval. - boost::char_separator<char> separator("-"); - boost::tokenizer<boost::char_separator<char> > intervalTokens(interval, separator); - iter = intervalTokens.begin(); - - int from = 0, to = 0; - - from = atoi((*iter).c_str()); - if ( ++iter == intervalTokens.end() ) - to = from; - else - to = atoi((*iter).c_str()); - - if ( ! (from <= to) ) { - std::cerr << "ERROR: Failed to proccess Lossy Counting param \"" << param << "\": invalid interval " << from << "-" << to << " specified!" << std::endl; - return false; - } - - LossyCounterInstance* lci = new LossyCounterInstance(error, support); - - if ( lossyCounters.size() <= to ) { - lossyCounters.resize(to + 1, NULL); - } - - for ( size_t i = from; i <= to; ++i ) { - if ( lossyCounters[i] != NULL ) { - std::cerr << "ERROR: Failed to proccess Lossy Counting param \"" << param << "\": Lossy Counter for phrases of length " << i << " is already defined!" << std::endl; - return false; - } - lossyCounters[i] = lci; - } - - // Set maximum phrase length accordingly: - if ( maxPhraseLength < to ) - maxPhraseLength = to; - - return true; -} - -void read_optional_params(int argc, char* argv[], int optionalParamsStart) { - - for ( int i = optionalParamsStart; i < argc; i++ ) { - if (strcmp(argv[i],"--OnlyOutputSpanInfo") == 0) { - std::cerr << "Error: option --OnlyOutputSpanInfo is not supported!\n"; - exit(2); - } else if (strcmp(argv[i],"orientation") == 0 || strcmp(argv[i],"--Orientation") == 0) { - orientationFlag = true; - } else if (strcmp(argv[i],"--NoTTable") == 0) { - translationFlag = false; - } else if(strcmp(argv[i],"--model") == 0) { - if (i+1 >= argc) { - std::cerr << "extract: syntax error, no model's information provided to the option --model " << std::endl; - exit(1); - } - char* modelParams = argv[++i]; - const char* modelName = strtok(modelParams, "-"); - const char* modelType = strtok(NULL, "-"); - - if(strcmp(modelName, "wbe") == 0) { - wordModel = true; - if(strcmp(modelType, "msd") == 0) { - wordType = REO_MSD; - } - else if(strcmp(modelType, "mslr") == 0) { - wordType = REO_MSLR; - } - else if(strcmp(modelType, "mono") == 0 || strcmp(modelType, "monotonicity") == 0) { - wordType = REO_MONO; - } - else { - std::cerr << "extract: syntax error, unknown reordering model type: " << modelType << std::endl; - exit(1); - } - } else if(strcmp(modelName, "phrase") == 0) { - phraseModel = true; - if(strcmp(modelType, "msd") == 0) { - phraseType = REO_MSD; - } - else if(strcmp(modelType, "mslr") == 0) { - phraseType = REO_MSLR; - } - else if(strcmp(modelType, "mono") == 0 || strcmp(modelType, "monotonicity") == 0) { - phraseType = REO_MONO; - } - else { - std::cerr << "extract: syntax error, unknown reordering model type: " << modelType << std::endl; - exit(1); - } - } else if(strcmp(modelName, "hier") == 0) { - hierModel = true; - if(strcmp(modelType, "msd") == 0) { - hierType = REO_MSD; - } - else if(strcmp(modelType, "mslr") == 0) { - hierType = REO_MSLR; - } - else if(strcmp(modelType, "mono") == 0 || strcmp(modelType, "monotonicity") == 0) { - hierType = REO_MONO; - } - else { - std::cerr << "extract: syntax error, unknown reordering model type: " << modelType << std::endl; - exit(1); - } - } else { - std::cerr << "extract: syntax error, unknown reordering model: " << modelName << std::endl; - exit(1); - } - - allModelsOutputFlag = true; - - } else { - std::cerr << "extract: syntax error, unknown option '" << std::string(argv[i]) << "'\n"; - exit(1); - } - } - - // default reordering model if no model selected - // allows for the old syntax to be used - if(orientationFlag && !allModelsOutputFlag) { - wordModel = true; - wordType = REO_MSD; - } - -} // end of read_optional_params() diff --git a/scripts/training/eppex/shared.h b/scripts/training/eppex/shared.h deleted file mode 100644 index 2ed70d336..000000000 --- a/scripts/training/eppex/shared.h +++ /dev/null @@ -1,22 +0,0 @@ -/** - * Declaration of functionality shared between counter, eppex and - * (not yet finished) memscoring eppex. - * - * (C) Moses: http://www.statmt.org/moses/ - * (C) Ceslav Przywara, UFAL MFF UK, 2011 - * - * $Id$ - */ - -#ifndef SHARED_H -#define SHARED_H - -#include <string> - -std::string get_lossy_counting_params_format(void); - -bool parse_lossy_counting_params(const std::string& param); - -void read_optional_params(int argc, char* argv[], int optionalParamsStart); - -#endif diff --git a/scripts/training/eppex/typedefs.h b/scripts/training/eppex/typedefs.h deleted file mode 100644 index 0665c4aa4..000000000 --- a/scripts/training/eppex/typedefs.h +++ /dev/null @@ -1,24 +0,0 @@ -/** - * Basic eppex configuration. - * - * $Id$ - */ - -#ifndef CONFIG_H -#define CONFIG_H - -#include "IndexedPhrasesPair.h" -#include "LossyCounter.h" - -// Type capable of holding all words (tokens) indices: -typedef unsigned int word_index_t; -// Type capable of holding all orientation info indices: -typedef unsigned char orientation_info_index_t; -// Phrase Pair type. -typedef IndexedPhrasesPair<orientation_info_index_t, word_index_t> indexed_phrases_pair_t; -// Lossy Counter type. -typedef LossyCounter<indexed_phrases_pair_t> PhrasePairsLossyCounter; -// Shortcut to alignment interface. -typedef indexed_phrases_pair_t::alignment_t alignment_t; - -#endif /* CONFIG_H */ diff --git a/scripts/training/memscore/Makefile.am b/scripts/training/memscore/Makefile.am deleted file mode 100644 index 1cf79f2b3..000000000 --- a/scripts/training/memscore/Makefile.am +++ /dev/null @@ -1,24 +0,0 @@ -# memscore - in-memory phrase scoring for Statistical Machine Translation -# Christian Hardmeier, FBK-irst, Trento, 2010 -# $Id$ - -## Process this file with automake to produce Makefile.in - -ACLOCAL_AMFLAGS = -I m4 - -AUTOMAKE_OPTIONS = foreign -AM_CXXFLAGS = $(BOOST_CPPFLAGS) -Wall -ffast-math -ftrapping-math -fomit-frame-pointer - -bin_PROGRAMS = memscore -memscore_SOURCES = datastorage.h memscore.h phrasetable.h scorer.h scorer-impl.h statistic.h timestamp.h \ - phrasetable.cpp memscore.cpp scorer.cpp lexdecom.cpp lexdecom.h - -if IRSTLM -memscore_SOURCES += phraselm.cpp phraselm.h -endif -if CHANNEL_SCORER -memscore_SOURCES += channel-scorer.cpp channel-scorer.h -endif - - -memscore_LDADD = $(IRSTLM_LIBS) $(GSL_LIBS) diff --git a/scripts/training/memscore/Makefile.in b/scripts/training/memscore/Makefile.in deleted file mode 100644 index fa1f6e9f5..000000000 --- a/scripts/training/memscore/Makefile.in +++ /dev/null @@ -1,581 +0,0 @@ -# Makefile.in generated by automake 1.9.6 from Makefile.am. -# @configure_input@ - -# Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, -# 2003, 2004, 2005 Free Software Foundation, Inc. -# This Makefile.in is free software; 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/bin/sh -# depcomp - compile a program generating dependencies as side-effects - -scriptversion=2005-07-09.11 - -# Copyright (C) 1999, 2000, 2003, 2004, 2005 Free Software Foundation, Inc. - -# This program is free software; you can redistribute it and/or modify -# it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 2, or (at your option) -# any later version. - -# This program is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. - -# You should have received a copy of the GNU General Public License -# along with this program; if not, write to the Free Software -# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA -# 02110-1301, USA. - -# As a special exception to the GNU General Public License, if you -# distribute this file as part of a program that contains a -# configuration script generated by Autoconf, you may include it under -# the same distribution terms that you use for the rest of that program. - -# Originally written by Alexandre Oliva <oliva@dcc.unicamp.br>. - -case $1 in - '') - echo "$0: No command. Try \`$0 --help' for more information." 1>&2 - exit 1; - ;; - -h | --h*) - cat <<\EOF -Usage: depcomp [--help] [--version] PROGRAM [ARGS] - -Run PROGRAMS ARGS to compile a file, generating dependencies -as side-effects. - -Environment variables: - depmode Dependency tracking mode. - source Source file read by `PROGRAMS ARGS'. - object Object file output by `PROGRAMS ARGS'. - DEPDIR directory where to store dependencies. - depfile Dependency file to output. - tmpdepfile Temporary file to use when outputing dependencies. - libtool Whether libtool is used (yes/no). - -Report bugs to <bug-automake@gnu.org>. -EOF - exit $? - ;; - -v | --v*) - echo "depcomp $scriptversion" - exit $? - ;; -esac - -if test -z "$depmode" || test -z "$source" || test -z "$object"; then - echo "depcomp: Variables source, object and depmode must be set" 1>&2 - exit 1 -fi - -# Dependencies for sub/bar.o or sub/bar.obj go into sub/.deps/bar.Po. -depfile=${depfile-`echo "$object" | - sed 's|[^\\/]*$|'${DEPDIR-.deps}'/&|;s|\.\([^.]*\)$|.P\1|;s|Pobj$|Po|'`} -tmpdepfile=${tmpdepfile-`echo "$depfile" | sed 's/\.\([^.]*\)$/.T\1/'`} - -rm -f "$tmpdepfile" - -# Some modes work just like other modes, but use different flags. We -# parameterize here, but still list the modes in the big case below, -# to make depend.m4 easier to write. Note that we *cannot* use a case -# here, because this file can only contain one case statement. -if test "$depmode" = hp; then - # HP compiler uses -M and no extra arg. - gccflag=-M - depmode=gcc -fi - -if test "$depmode" = dashXmstdout; then - # This is just like dashmstdout with a different argument. - dashmflag=-xM - depmode=dashmstdout -fi - -case "$depmode" in -gcc3) -## gcc 3 implements dependency tracking that does exactly what -## we want. Yay! Note: for some reason libtool 1.4 doesn't like -## it if -MD -MP comes after the -MF stuff. Hmm. - "$@" -MT "$object" -MD -MP -MF "$tmpdepfile" - stat=$? - if test $stat -eq 0; then : - else - rm -f "$tmpdepfile" - exit $stat - fi - mv "$tmpdepfile" "$depfile" - ;; - -gcc) -## There are various ways to get dependency output from gcc. Here's -## why we pick this rather obscure method: -## - Don't want to use -MD because we'd like the dependencies to end -## up in a subdir. Having to rename by hand is ugly. -## (We might end up doing this anyway to support other compilers.) -## - The DEPENDENCIES_OUTPUT environment variable makes gcc act like -## -MM, not -M (despite what the docs say). -## - Using -M directly means running the compiler twice (even worse -## than renaming). - if test -z "$gccflag"; then - gccflag=-MD, - fi - "$@" -Wp,"$gccflag$tmpdepfile" - stat=$? - if test $stat -eq 0; then : - else - rm -f "$tmpdepfile" - exit $stat - fi - rm -f "$depfile" - echo "$object : \\" > "$depfile" - alpha=ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz -## The second -e expression handles DOS-style file names with drive letters. - sed -e 's/^[^:]*: / /' \ - -e 's/^['$alpha']:\/[^:]*: / /' < "$tmpdepfile" >> "$depfile" -## This next piece of magic avoids the `deleted header file' problem. -## The problem is that when a header file which appears in a .P file -## is deleted, the dependency causes make to die (because there is -## typically no way to rebuild the header). We avoid this by adding -## dummy dependencies for each header file. Too bad gcc doesn't do -## this for us directly. - tr ' ' ' -' < "$tmpdepfile" | -## Some versions of gcc put a space before the `:'. On the theory -## that the space means something, we add a space to the output as -## well. -## Some versions of the HPUX 10.20 sed can't process this invocation -## correctly. Breaking it into two sed invocations is a workaround. - sed -e 's/^\\$//' -e '/^$/d' -e '/:$/d' | sed -e 's/$/ :/' >> "$depfile" - rm -f "$tmpdepfile" - ;; - -hp) - # This case exists only to let depend.m4 do its work. It works by - # looking at the text of this script. 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We also remove comment lines; - # the IRIX cc adds comments like `#:fec' to the end of the - # dependency line. - tr ' ' ' -' < "$tmpdepfile" \ - | sed -e 's/^.*\.o://' -e 's/#.*$//' -e '/^$/ d' | \ - tr ' -' ' ' >> $depfile - echo >> $depfile - - # The second pass generates a dummy entry for each header file. - tr ' ' ' -' < "$tmpdepfile" \ - | sed -e 's/^.*\.o://' -e 's/#.*$//' -e '/^$/ d' -e 's/$/:/' \ - >> $depfile - else - # The sourcefile does not contain any dependencies, so just - # store a dummy comment line, to avoid errors with the Makefile - # "include basename.Plo" scheme. - echo "#dummy" > "$depfile" - fi - rm -f "$tmpdepfile" - ;; - -aix) - # The C for AIX Compiler uses -M and outputs the dependencies - # in a .u file. In older versions, this file always lives in the - # current directory. Also, the AIX compiler puts `$object:' at the - # start of each line; $object doesn't have directory information. - # Version 6 uses the directory in both cases. - stripped=`echo "$object" | sed 's/\(.*\)\..*$/\1/'` - tmpdepfile="$stripped.u" - if test "$libtool" = yes; then - "$@" -Wc,-M - else - "$@" -M - fi - stat=$? - - if test -f "$tmpdepfile"; then : - else - stripped=`echo "$stripped" | sed 's,^.*/,,'` - tmpdepfile="$stripped.u" - fi - - if test $stat -eq 0; then : - else - rm -f "$tmpdepfile" - exit $stat - fi - - if test -f "$tmpdepfile"; then - outname="$stripped.o" - # Each line is of the form `foo.o: dependent.h'. - # Do two passes, one to just change these to - # `$object: dependent.h' and one to simply `dependent.h:'. - sed -e "s,^$outname:,$object :," < "$tmpdepfile" > "$depfile" - sed -e "s,^$outname: \(.*\)$,\1:," < "$tmpdepfile" >> "$depfile" - else - # The sourcefile does not contain any dependencies, so just - # store a dummy comment line, to avoid errors with the Makefile - # "include basename.Plo" scheme. - echo "#dummy" > "$depfile" - fi - rm -f "$tmpdepfile" - ;; - -icc) - # Intel's C compiler understands `-MD -MF file'. 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Breaking it into two sed invocations is a workaround. - sed 's,^[^:]*: \(.*\)$,\1,;s/^\\$//;/^$/d;/:$/d' < "$tmpdepfile" | - sed -e 's/$/ :/' >> "$depfile" - rm -f "$tmpdepfile" - ;; - -tru64) - # The Tru64 compiler uses -MD to generate dependencies as a side - # effect. `cc -MD -o foo.o ...' puts the dependencies into `foo.o.d'. - # At least on Alpha/Redhat 6.1, Compaq CCC V6.2-504 seems to put - # dependencies in `foo.d' instead, so we check for that too. - # Subdirectories are respected. - dir=`echo "$object" | sed -e 's|/[^/]*$|/|'` - test "x$dir" = "x$object" && dir= - base=`echo "$object" | sed -e 's|^.*/||' -e 's/\.o$//' -e 's/\.lo$//'` - - if test "$libtool" = yes; then - # With Tru64 cc, shared objects can also be used to make a - # static library. This mecanism is used in libtool 1.4 series to - # handle both shared and static libraries in a single compilation. - # With libtool 1.4, dependencies were output in $dir.libs/$base.lo.d. - # - # With libtool 1.5 this exception was removed, and libtool now - # generates 2 separate objects for the 2 libraries. These two - # compilations output dependencies in in $dir.libs/$base.o.d and - # in $dir$base.o.d. We have to check for both files, because - # one of the two compilations can be disabled. We should prefer - # $dir$base.o.d over $dir.libs/$base.o.d because the latter is - # automatically cleaned when .libs/ is deleted, while ignoring - # the former would cause a distcleancheck panic. - tmpdepfile1=$dir.libs/$base.lo.d # libtool 1.4 - tmpdepfile2=$dir$base.o.d # libtool 1.5 - tmpdepfile3=$dir.libs/$base.o.d # libtool 1.5 - tmpdepfile4=$dir.libs/$base.d # Compaq CCC V6.2-504 - "$@" -Wc,-MD - else - tmpdepfile1=$dir$base.o.d - tmpdepfile2=$dir$base.d - tmpdepfile3=$dir$base.d - tmpdepfile4=$dir$base.d - "$@" -MD - fi - - stat=$? - if test $stat -eq 0; then : - else - rm -f "$tmpdepfile1" "$tmpdepfile2" "$tmpdepfile3" "$tmpdepfile4" - exit $stat - fi - - for tmpdepfile in "$tmpdepfile1" "$tmpdepfile2" "$tmpdepfile3" "$tmpdepfile4" - do - test -f "$tmpdepfile" && break - done - if test -f "$tmpdepfile"; then - sed -e "s,^.*\.[a-z]*:,$object:," < "$tmpdepfile" > "$depfile" - # That's a tab and a space in the []. - sed -e 's,^.*\.[a-z]*:[ ]*,,' -e 's,$,:,' < "$tmpdepfile" >> "$depfile" - else - echo "#dummy" > "$depfile" - fi - rm -f "$tmpdepfile" - ;; - -#nosideeffect) - # This comment above is used by automake to tell side-effect - # dependency tracking mechanisms from slower ones. - -dashmstdout) - # Important note: in order to support this mode, a compiler *must* - # always write the preprocessed file to stdout, regardless of -o. - "$@" || exit $? - - # Remove the call to Libtool. - if test "$libtool" = yes; then - while test $1 != '--mode=compile'; do - shift - done - shift - fi - - # Remove `-o $object'. - IFS=" " - for arg - do - case $arg in - -o) - shift - ;; - $object) - shift - ;; - *) - set fnord "$@" "$arg" - shift # fnord - shift # $arg - ;; - esac - done - - test -z "$dashmflag" && dashmflag=-M - # Require at least two characters before searching for `:' - # in the target name. 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It is never actually - # run, as this mode is specially recognized in the preamble. - exit 1 - ;; - -makedepend) - "$@" || exit $? - # Remove any Libtool call - if test "$libtool" = yes; then - while test $1 != '--mode=compile'; do - shift - done - shift - fi - # X makedepend - shift - cleared=no - for arg in "$@"; do - case $cleared in - no) - set ""; shift - cleared=yes ;; - esac - case "$arg" in - -D*|-I*) - set fnord "$@" "$arg"; shift ;; - # Strip any option that makedepend may not understand. Remove - # the object too, otherwise makedepend will parse it as a source file. - -*|$object) - ;; - *) - set fnord "$@" "$arg"; shift ;; - esac - done - obj_suffix="`echo $object | sed 's/^.*\././'`" - touch "$tmpdepfile" - ${MAKEDEPEND-makedepend} -o"$obj_suffix" -f"$tmpdepfile" "$@" - rm -f "$depfile" - cat < "$tmpdepfile" > "$depfile" - sed '1,2d' "$tmpdepfile" | tr ' ' ' -' | \ -## Some versions of the HPUX 10.20 sed can't process this invocation -## correctly. 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"$tmpdepfile" | sed 's% %\\ %g' | sed -n '/^\(.*\)$/ s::\1\::p' >> "$depfile" - rm -f "$tmpdepfile" - ;; - -none) - exec "$@" - ;; - -*) - echo "Unknown depmode $depmode" 1>&2 - exit 1 - ;; -esac - -exit 0 - -# Local Variables: -# mode: shell-script -# sh-indentation: 2 -# eval: (add-hook 'write-file-hooks 'time-stamp) -# time-stamp-start: "scriptversion=" -# time-stamp-format: "%:y-%02m-%02d.%02H" -# time-stamp-end: "$" -# End: diff --git a/scripts/training/memscore/install-sh b/scripts/training/memscore/install-sh deleted file mode 100755 index 4d4a9519e..000000000 --- a/scripts/training/memscore/install-sh +++ /dev/null @@ -1,323 +0,0 @@ -#!/bin/sh -# install - install a program, script, or datafile - -scriptversion=2005-05-14.22 - -# This originates from X11R5 (mit/util/scripts/install.sh), which was -# later released in X11R6 (xc/config/util/install.sh) with the -# following copyright and license. -# -# Copyright (C) 1994 X Consortium -# -# Permission is hereby granted, free of charge, to any person obtaining a copy -# of this software and associated documentation files (the "Software"), to -# deal in the Software without restriction, including without limitation the -# rights to use, copy, modify, merge, publish, distribute, sublicense, and/or -# sell copies of the Software, and to permit persons to whom the Software is -# furnished to do so, subject to the following conditions: -# -# The above copyright notice and this permission notice shall be included in -# all copies or substantial portions of the Software. -# -# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR -# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, -# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE -# X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN -# AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNEC- -# TION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. -# -# Except as contained in this notice, the name of the X Consortium shall not -# be used in advertising or otherwise to promote the sale, use or other deal- -# ings in this Software without prior written authorization from the X Consor- -# tium. -# -# -# FSF changes to this file are in the public domain. -# -# Calling this script install-sh is preferred over install.sh, to prevent -# `make' implicit rules from creating a file called install from it -# when there is no Makefile. -# -# This script is compatible with the BSD install script, but was written -# from scratch. 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In this case, the final cleanup might fail but the new - # file should still install successfully. - { - if test -f "$dstdir/$dstfile"; then - $doit $rmcmd -f "$dstdir/$dstfile" 2>/dev/null \ - || $doit $mvcmd -f "$dstdir/$dstfile" "$rmtmp" 2>/dev/null \ - || { - echo "$0: cannot unlink or rename $dstdir/$dstfile" >&2 - (exit 1); exit 1 - } - else - : - fi - } && - - # Now rename the file to the real destination. - $doit $mvcmd "$dsttmp" "$dstdir/$dstfile" - } - } - fi || { (exit 1); exit 1; } -done - -# The final little trick to "correctly" pass the exit status to the exit trap. -{ - (exit 0); exit 0 -} - -# Local variables: -# eval: (add-hook 'write-file-hooks 'time-stamp) -# time-stamp-start: "scriptversion=" -# time-stamp-format: "%:y-%02m-%02d.%02H" -# time-stamp-end: "$" -# End: diff --git a/scripts/training/memscore/lexdecom.cpp b/scripts/training/memscore/lexdecom.cpp deleted file mode 100644 index b0a47f440..000000000 --- a/scripts/training/memscore/lexdecom.cpp +++ /dev/null @@ -1,183 +0,0 @@ -/* - * File: lexdecom.cpp - * Author: Felipe Sánchez-MartÃnez, Universitat d'Alacant <fsanchez@dlsi.ua.es> - * - * Created on 2010/01/27 - */ - -#include "lexdecom.h" -#include "scorer-impl.h" - -#include <iostream> -#include <fstream> - -PhraseScorer* -LexicalDecompositionPhraseScorer::create_scorer(const char *argv[], int &argp, bool reverse, const PhraseScorerFactory &ptf) -{ - - if(argv[argp] == NULL) - usage(); - - String lwfile(argv[argp++]); - - return new LexicalDecompositionPhraseScorer(ptf.get_phrase_table(), reverse, lwfile, argv, argp, ptf); -} - -LexicalDecompositionPhraseScorer::LexicalDecompositionPhraseScorer(PhraseTable &pd, bool reverse, - const String &weightfile, const char *argv[], int &argp, - const PhraseScorerFactory &ptf) : - PhraseScorer(pd, reverse) -{ - - black_box_scorer = AbsoluteDiscountPhraseScorer::create_scorer(argv, argp, reverse, ptf); - - std::ifstream wfile(weightfile.c_str()); - - //Code copied from LexicalWeightPhraseScorer; it should be factored !! -- 2010/01/27 - - std::cerr<<"Reading lexical weights from '"<<weightfile<<"' ... "; - - while(!wfile.eof()) { - if(wfile.fail()) { - std::cerr << "Problem reading file: " << weightfile << std::endl; - exit(1); - } - String src, tgt; - Score weight; - - wfile >> src >> tgt >> weight; - Count src_id = PhraseText::index_word(src); - Count tgt_id = PhraseText::index_word(tgt); - weight_map_.insert(std::make_pair(std::make_pair(src_id, tgt_id), weight)); - } - - wfile.close(); - std::cerr<<"done."<<std::endl; -} - -Score -LexicalDecompositionPhraseScorer::get_weight(const String &s_src, const String &s_tgt) const -{ - //Code copied from LexicalWeightPhraseScorer; it should be factored !! -- 2010/01/27 - - Count src = PhraseText::index_word(s_src); - Count tgt = PhraseText::index_word(s_tgt); - return get_weight(src, tgt); -} - -inline Score -LexicalDecompositionPhraseScorer::get_weight(Count src, Count tgt) const -{ - //Code copied from LexicalWeightPhraseScorer; it should be factored !! -- 2010/01/27 - - WeightMapType_::const_iterator it = weight_map_.find(std::make_pair(src, tgt)); - if(it == weight_map_.end()) - return 0.00001; // default value copied from Philipp Koehn's scorer - return it->second; -} - -void -LexicalDecompositionPhraseScorer::do_score_phrases() -{ - - //Estimate p(J|I) = p(src_len|tgt_len) - - black_box_scorer->score_phrases(); - - std::cerr<<"LexicalDecompositionPhraseScorer::do_score_phrases"<<std::endl; - - std::map<unsigned, std::map<unsigned, Count> > count_srclen_tgtlen; - std::map<unsigned, Count> total_tgtlen; - - for(PhraseTable::iterator it = phrase_table_.begin(); it != phrase_table_.end(); it++) { - const PhrasePairInfo &ppair = *it; - PhraseInfo &src = phrase_table_.get_src_phrase(ppair.get_src()); - PhraseInfo &tgt = phrase_table_.get_tgt_phrase(ppair.get_tgt()); - unsigned src_len = src.get_phrase().size(); - unsigned tgt_len = tgt.get_phrase().size(); - - /*//Debug code - for (unsigned i=0; i<src_len; i++) - std::cerr<<src.get_phrase().word(i)<<" "; - std::cerr<<"-> "<<src_len<<" ||| "; - for (unsigned i=0; i<tgt_len; i++) - std::cerr<<tgt.get_phrase().word(i)<<" "; - std::cerr<<"-> "<<tgt_len<<std::endl; - */ - - count_srclen_tgtlen[src_len][tgt_len]+=ppair.get_count(); - total_tgtlen[tgt_len]+=ppair.get_count(); - } - - std::map<unsigned, std::map<unsigned, Count> >::iterator its; - std::map<unsigned, Count>::iterator itt; - - for (its=count_srclen_tgtlen.begin(); its!=count_srclen_tgtlen.end(); its++) { - unsigned src_len=its->first; - - for(itt=its->second.begin(); itt!=its->second.end(); itt++) { - unsigned tgt_len=itt->first; - Count cnt=itt->second; - prob_srclen_tgtlen_[src_len][tgt_len] = static_cast<Score>(cnt)/static_cast<Score>(total_tgtlen[tgt_len]); - } - } -} - -Score -LexicalDecompositionPhraseScorer::get_noisy_or_combination(Count src_word, PhraseInfo &tgt_phrase) -{ - - Score sc=1.0; - - unsigned tgt_len=tgt_phrase.get_phrase().size(); - - for(unsigned i=0; i<tgt_len; i++) { - Count tgt_word=tgt_phrase.get_phrase()[i]; - sc *= (1.0 - get_weight(src_word, tgt_word)); - } - - return (1.0 - sc); -} - -Score -LexicalDecompositionPhraseScorer::do_get_score(const PhraseTable::const_iterator &it) -{ - - /* - The implementation of this method relies on the asumption that the - smoothed probabilities produced by AbsoluteDiscountPhraseScorer - are deficient. - */ - - PhraseInfo &src_phrase = phrase_table_.get_src_phrase(it->get_src()); - PhraseInfo &tgt_phrase = phrase_table_.get_tgt_phrase(it->get_tgt()); - - unsigned src_len=src_phrase.get_phrase().size(); - unsigned tgt_len=tgt_phrase.get_phrase().size(); - - Score prod=1.0; - - for(unsigned j=0; j<src_len; j++) - prod *= get_noisy_or_combination(src_phrase.get_phrase()[j], tgt_phrase); - - Score lambda= static_cast<Score>(black_box_scorer->get_discount()) * - tgt_phrase.get_distinct() / tgt_phrase.get_count(); - - Score ret_value = black_box_scorer->get_score(it) + (lambda * prod * prob_srclen_tgtlen_[src_len][tgt_len]); - - /* - //Debug code - for (unsigned i=0; i<src_len; i++) - std::cerr<<src_phrase.get_phrase().word(i)<<" "; - std::cerr<<" ||| "; - for (unsigned i=0; i<tgt_len; i++) - std::cerr<<tgt_phrase.get_phrase().word(i)<<" "; - std::cerr<<"==> discount: "<<black_box_scorer->get_discount()<<"; black box score: "<<black_box_scorer->get_score(it) - <<"; lambda: "<<lambda<<"; prod: " - <<prod<<"; prob_srclen_tgtlen_["<<src_len<<"]["<<tgt_len<<"]: "<<prob_srclen_tgtlen_[src_len][tgt_len] - <<"; count: "<<it->get_count()<<"; score: "<<ret_value; - std::cerr<<std::endl; - */ - - return ret_value; -} diff --git a/scripts/training/memscore/lexdecom.h b/scripts/training/memscore/lexdecom.h deleted file mode 100644 index 1d87caf66..000000000 --- a/scripts/training/memscore/lexdecom.h +++ /dev/null @@ -1,41 +0,0 @@ -/* - * File: lexdecom.h - * Author: Felipe Sánchez-MartÃnez, Universitat d'Alacant <fsanchez@dlsi.ua.es> - * - * Created on 2010/01/27 - */ - -#ifndef _LEXDECOM_H -#define _LEXDECOM_H - -#include "phrasetable.h" -#include "scorer.h" - -class LexicalDecompositionPhraseScorer : public PhraseScorer -{ -private: - explicit LexicalDecompositionPhraseScorer(PhraseTable &pd, bool reverse, const String &lwfile, - const char *argv[], int &argp, const PhraseScorerFactory &ptf); - - virtual void do_score_phrases(); - virtual Score do_get_score(const PhraseTable::const_iterator &it); - - Score get_weight(const String &s_src, const String &s_tgt) const; - Score get_weight(Count src, Count tgt) const; - - typedef std::map<std::pair<Count,Count>, Score> WeightMapType_; - - WeightMapType_ weight_map_; - - // p(J|I) = probability of source-length J given target-length I - std::map<unsigned, std::map<unsigned, Score> > prob_srclen_tgtlen_; - - Score get_noisy_or_combination(Count src_word, PhraseInfo &tgt_phrase); - - PhraseScorer* black_box_scorer; - -public: - static PhraseScorer *create_scorer(const char *argv[], int &argp, bool reverse, const PhraseScorerFactory &ptf); -}; - -#endif /* _LEXDECOM_H */ diff --git a/scripts/training/memscore/m4/ax_boost_base.m4 b/scripts/training/memscore/m4/ax_boost_base.m4 deleted file mode 100644 index 2e5afd091..000000000 --- a/scripts/training/memscore/m4/ax_boost_base.m4 +++ /dev/null @@ -1,223 +0,0 @@ -# =========================================================================== -# http://autoconf-archive.cryp.to/ax_boost_base.html -# =========================================================================== -# -# SYNOPSIS -# -# AX_BOOST_BASE([MINIMUM-VERSION]) -# -# DESCRIPTION -# -# Test for the Boost C++ libraries of a particular version (or newer) -# -# If no path to the installed boost library is given the macro searchs -# under /usr, /usr/local, /opt and /opt/local and evaluates the -# $BOOST_ROOT environment variable. 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Note that this will overwrite library path detection, so use this parameter only if default library detection fails and you know exactly where your boost libraries are located.]), - [ - if test -d $withval - then - ac_boost_lib_path="$withval" - else - AC_MSG_ERROR(--with-boost-libdir expected directory name) - fi - ], - [ac_boost_lib_path=""] -) - -if test "x$want_boost" = "xyes"; then - boost_lib_version_req=ifelse([$1], ,1.20.0,$1) - boost_lib_version_req_shorten=`expr $boost_lib_version_req : '\([[0-9]]*\.[[0-9]]*\)'` - boost_lib_version_req_major=`expr $boost_lib_version_req : '\([[0-9]]*\)'` - boost_lib_version_req_minor=`expr $boost_lib_version_req : '[[0-9]]*\.\([[0-9]]*\)'` - boost_lib_version_req_sub_minor=`expr $boost_lib_version_req : '[[0-9]]*\.[[0-9]]*\.\([[0-9]]*\)'` - if test "x$boost_lib_version_req_sub_minor" = "x" ; then - boost_lib_version_req_sub_minor="0" - fi - WANT_BOOST_VERSION=`expr $boost_lib_version_req_major \* 100000 \+ $boost_lib_version_req_minor \* 100 \+ $boost_lib_version_req_sub_minor` - AC_MSG_CHECKING(for boostlib >= $boost_lib_version_req) - succeeded=no - - dnl first we check the system location for boost libraries - dnl this location ist chosen if boost libraries are installed with the --layout=system option - dnl or if you install boost with RPM - if test "$ac_boost_path" != ""; then - BOOST_LDFLAGS="-L$ac_boost_path/lib" - BOOST_CPPFLAGS="-I$ac_boost_path/include" - else - for ac_boost_path_tmp in /usr /usr/local /opt /opt/local ; do - if test -d "$ac_boost_path_tmp/include/boost" && test -r "$ac_boost_path_tmp/include/boost"; then - BOOST_LDFLAGS="-L$ac_boost_path_tmp/lib" - BOOST_CPPFLAGS="-I$ac_boost_path_tmp/include" - break; - fi - done - fi - - dnl overwrite ld flags if we have required special directory with - dnl --with-boost-libdir parameter - if test "$ac_boost_lib_path" != ""; then - BOOST_LDFLAGS="-L$ac_boost_lib_path" - fi - - CPPFLAGS_SAVED="$CPPFLAGS" - CPPFLAGS="$CPPFLAGS $BOOST_CPPFLAGS" - export CPPFLAGS - - LDFLAGS_SAVED="$LDFLAGS" - LDFLAGS="$LDFLAGS $BOOST_LDFLAGS" - export LDFLAGS - - AC_LANG_PUSH(C++) - AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ - @%:@include <boost/version.hpp> - ]], [[ - #if BOOST_VERSION >= $WANT_BOOST_VERSION - // Everything is okay - #else - # error Boost version is too old - #endif - ]])],[ - AC_MSG_RESULT(yes) - succeeded=yes - found_system=yes - ],[ - ]) - AC_LANG_POP([C++]) - - - - dnl if we found no boost with system layout we search for boost libraries - dnl built and installed without the --layout=system option or for a staged(not installed) version - if test "x$succeeded" != "xyes"; then - _version=0 - if test "$ac_boost_path" != ""; then - if test -d "$ac_boost_path" && test -r "$ac_boost_path"; then - for i in `ls -d $ac_boost_path/include/boost-* 2>/dev/null`; do - _version_tmp=`echo $i | sed "s#$ac_boost_path##" | sed 's/\/include\/boost-//' | sed 's/_/./'` - V_CHECK=`expr $_version_tmp \> $_version` - if test "$V_CHECK" = "1" ; then - _version=$_version_tmp - fi - VERSION_UNDERSCORE=`echo $_version | sed 's/\./_/'` - BOOST_CPPFLAGS="-I$ac_boost_path/include/boost-$VERSION_UNDERSCORE" - done - fi - else - for ac_boost_path in /usr /usr/local /opt /opt/local ; do - if test -d "$ac_boost_path" && test -r "$ac_boost_path"; then - for i in `ls -d $ac_boost_path/include/boost-* 2>/dev/null`; do - _version_tmp=`echo $i | sed "s#$ac_boost_path##" | sed 's/\/include\/boost-//' | sed 's/_/./'` - V_CHECK=`expr $_version_tmp \> $_version` - if test "$V_CHECK" = "1" ; then - _version=$_version_tmp - best_path=$ac_boost_path - fi - done - fi - done - - VERSION_UNDERSCORE=`echo $_version | sed 's/\./_/'` - BOOST_CPPFLAGS="-I$best_path/include/boost-$VERSION_UNDERSCORE" - if test "$ac_boost_lib_path" = "" - then - BOOST_LDFLAGS="-L$best_path/lib" - fi - - if test "x$BOOST_ROOT" != "x"; then - if test -d "$BOOST_ROOT" && test -r "$BOOST_ROOT" && test -d "$BOOST_ROOT/stage/lib" && test -r "$BOOST_ROOT/stage/lib"; then - version_dir=`expr //$BOOST_ROOT : '.*/\(.*\)'` - stage_version=`echo $version_dir | sed 's/boost_//' | sed 's/_/./g'` - stage_version_shorten=`expr $stage_version : '\([[0-9]]*\.[[0-9]]*\)'` - V_CHECK=`expr $stage_version_shorten \>\= $_version` - if test "$V_CHECK" = "1" -a "$ac_boost_lib_path" = "" ; then - AC_MSG_NOTICE(We will use a staged boost library from $BOOST_ROOT) - BOOST_CPPFLAGS="-I$BOOST_ROOT" - BOOST_LDFLAGS="-L$BOOST_ROOT/stage/lib" - fi - fi - fi - fi - - CPPFLAGS="$CPPFLAGS $BOOST_CPPFLAGS" - export CPPFLAGS - LDFLAGS="$LDFLAGS $BOOST_LDFLAGS" - export LDFLAGS - - AC_LANG_PUSH(C++) - AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ - @%:@include <boost/version.hpp> - ]], [[ - #if BOOST_VERSION >= $WANT_BOOST_VERSION - // Everything is okay - #else - # error Boost version is too old - #endif - ]])],[ - AC_MSG_RESULT(yes) - succeeded=yes - found_system=yes - ],[ - ]) - AC_LANG_POP([C++]) - fi - - if test "$succeeded" != "yes" ; then - if test "$_version" = "0" ; then - AC_MSG_ERROR([[We could not detect the boost libraries (version $boost_lib_version_req_shorten or higher). 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/bin/sh -# Common stub for a few missing GNU programs while installing. - -scriptversion=2005-06-08.21 - -# Copyright (C) 1996, 1997, 1999, 2000, 2002, 2003, 2004, 2005 -# Free Software Foundation, Inc. -# Originally by Fran,cois Pinard <pinard@iro.umontreal.ca>, 1996. - -# This program is free software; you can redistribute it and/or modify -# it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 2, or (at your option) -# any later version. - -# This program is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. 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You may also peek at any GNU archive site, in case - some other package would contain this missing \`$1' program." - exit 1 - ;; -esac - -exit 0 - -# Local variables: -# eval: (add-hook 'write-file-hooks 'time-stamp) -# time-stamp-start: "scriptversion=" -# time-stamp-format: "%:y-%02m-%02d.%02H" -# time-stamp-end: "$" -# End: diff --git a/scripts/training/memscore/phraselm.cpp b/scripts/training/memscore/phraselm.cpp deleted file mode 100644 index 0f94f4326..000000000 --- a/scripts/training/memscore/phraselm.cpp +++ /dev/null @@ -1,63 +0,0 @@ -// memscore - in-memory phrase scoring for Statistical Machine Translation -// Christian Hardmeier, FBK-irst, Trento, 2010 -// $Id$ - -#include <cmath> -#include <iostream> -#include <fstream> -#include <sstream> -#include <string> - -#include <n_gram.h> -#include <lmtable.h> - -#include "phrasetable.h" -#include "phraselm.h" - -void PhraseLanguageModel::attach(PhraseInfoList &pilist) -{ - phrase_info_list_ = &pilist; - score_idx_ = pilist.register_data(1); -} - -void PhraseLanguageModel::compute_statistic() -{ - compute_lmscores(*phrase_info_list_, false); -} - -void PhraseLanguageModel::compute_lmscores(PhraseInfoList &phrase_info_list, bool closed_world) -{ - lmtable lm; - std::ifstream lmstream(lmfile_.c_str()); - lm.load(lmstream, lmfile_.c_str(), NULL, 0); - lm.setlogOOVpenalty(10000000); - - assert(!computation_done_); - - Score marginal_score = .0; - for(PhraseInfoList::iterator it = phrase_info_list.begin(); it != phrase_info_list.end(); ++it) { - PhraseInfo &pi = *it; - ngram ng(lm.getDict()); - Score lmscore = 0; - for(PhraseText::const_string_iterator it = pi.get_phrase().string_begin(); it != pi.get_phrase().string_end(); it++) { - ng.pushw(it->c_str()); - lmscore += lm.clprob(ng); - } - - pi.data(score_idx_) = exp10(lmscore); - marginal_score += pi.data(score_idx_); - } - - if(closed_world) - for(PhraseInfoList::iterator it = phrase_info_list.begin(); it != phrase_info_list.end(); ++it) { - PhraseInfo &pi = *it; - pi.data(score_idx_) /= marginal_score; - } - - computation_done_ = true; -} - -void ClosedPhraseLanguageModel::compute_statistic() -{ - compute_lmscores(*phrase_info_list_, true); -} diff --git a/scripts/training/memscore/phraselm.h b/scripts/training/memscore/phraselm.h deleted file mode 100644 index 62e8f08d4..000000000 --- a/scripts/training/memscore/phraselm.h +++ /dev/null @@ -1,45 +0,0 @@ -// memscore - in-memory phrase scoring for Statistical Machine Translation -// Christian Hardmeier, FBK-irst, Trento, 2010 -// $Id$ - -#ifndef PHRASELM_H -#define PHRASELM_H - -#include <cassert> - -#include "memscore.h" -#include "phrasetable.h" -#include "statistic.h" - -class lmtable; - -class PhraseLanguageModel : public PhraseStatistic -{ -protected: - String lmfile_; - Count score_idx_; - - PhraseInfoList *phrase_info_list_; - - void compute_lmscores(PhraseInfoList &phrase_info_list, bool closed_world); - -public: - PhraseLanguageModel(String lmfile) : lmfile_(lmfile) {} - - virtual void attach(PhraseInfoList &pilist); - virtual void compute_statistic(); - - virtual Score get_score(PhraseInfo &pi) { - assert(computation_done_); - return pi.data(score_idx_); - } -}; - -class ClosedPhraseLanguageModel : public PhraseLanguageModel -{ -public: - ClosedPhraseLanguageModel(String lmfile) : PhraseLanguageModel(lmfile) {} - virtual void compute_statistic(); -}; - -#endif diff --git a/scripts/training/memscore/phrasetable.cpp b/scripts/training/memscore/phrasetable.cpp deleted file mode 100644 index 9f430c289..000000000 --- a/scripts/training/memscore/phrasetable.cpp +++ /dev/null @@ -1,348 +0,0 @@ -// memscore - in-memory phrase scoring for Statistical Machine Translation -// Christian Hardmeier, FBK-irst, Trento, 2010 -// $Id$ - -#include "phrasetable.h" -#include "statistic.h" -#include "timestamp.h" - -#include <iostream> -#include <limits> -#include <sstream> -#include <string> - -/* PhraseText */ - -PhraseText::DictionaryType_ PhraseText::dictionary_; -Count PhraseText::last_id_ = 1; - -PhraseText::PhraseText(const String &s) -{ - IStringStream is(s); - while(is.good()) { - String w; - getline(is, w, ' '); - Count *id = boost::fast_pool_allocator<Count>::allocate(1); - *id = index_word(w); - word_list_.push_back(id); - } -} - -std::ostream &operator<<(std::ostream &os, const PhraseText &pt) -{ - bool print_space = false; - for(PhraseText::const_string_iterator it = pt.string_begin(); it != pt.string_end(); it++) { - if(print_space) - os << ' '; - else - print_space = true; - - os << *it; - } - - return os; -} - -/* PhraseAlignment */ - -PhraseAlignment::Alignment::AlignmentMapType_ PhraseAlignment::Alignment::alignment_map_; -PhraseAlignment::Alignment::AlignmentVectorType_ PhraseAlignment::Alignment::alignment_vector_; - -PhraseAlignment::Alignment::Alignment(Count slen, Count tlen, const String &alignment) : - slen_(slen), tlen_(tlen), matrix_(slen * tlen, false) -{ - assert(slen_ > 0 && slen_ < 10); - IStringStream is(alignment); - while(is.good()) { - String a; - getline(is, a, ' '); - IStringStream ap(a); - Count s, t; - char dash; - ap >> s >> dash >> t; - assert(s < slen && t < tlen); - assert(dash == '-'); - matrix_[t * slen + s] = true; - } -} - -Count PhraseAlignment::Alignment::index_alignment(Count slen, Count tlen, const String &alignment) -{ - AlignmentTuple_ tup = boost::make_tuple(slen, tlen, alignment); - AlignmentMapType_::const_iterator it = alignment_map_.find(tup); - - if(it == alignment_map_.end()) { - const Alignment *pa = new Alignment(slen, tlen, alignment); - Count index = alignment_vector_.size(); - alignment_map_.insert(std::make_pair(tup, index)); - alignment_vector_.push_back(pa); - return index; - } else - return it->second; -} - -std::ostream &operator<<(std::ostream &os, const PhraseAlignment::Alignment &pa) -{ - bool print_space = false; - for(Count i = 0; i < pa.matrix_.size(); i++) { - if(print_space) - os << ' '; - else - print_space = true; - - os << (i / pa.slen_) << '-' << (i % pa.slen_); - } - - return os; -} - -std::ostream &operator<<(std::ostream &os, const PhraseAlignment &pa) -{ - for(Count s = 0; s < pa.get_source_length(); s++) { - os << '('; - bool print_comma = false; - for(Count t = 0; t < pa.get_target_length(); t++) { - if(pa.is_aligned(s, t)) { - if(print_comma) - os << ','; - else - print_comma = true; - - os << t; - } - } - os << ") "; - } - - os << "|||"; - - for(Count t = 0; t < pa.get_target_length(); t++) { - os << " ("; - bool print_comma = false; - for(Count s = 0; s < pa.get_source_length(); s++) { - if(pa.is_aligned(s, t)) { - if(print_comma) - os << ','; - else - print_comma = true; - - os << s; - } - } - os << ')'; - } - - return os; -} - -/* PhrasePairInfo */ - -bool PhrasePairInfo::init_phase_ = true; -Count PhrasePairInfo::data_ncounts_ = COUNT_FREE_IDX; -Count PhrasePairInfo::data_nscores_ = SCORE_FREE_IDX; -const Count PhrasePairInfo::CONTINUATION_BIT = 1 << (std::numeric_limits<Count>::digits - 1); - -PhrasePairInfo::PhrasePairInfo(Count src, Count tgt, Count alignment, Count count) : - src_(src), tgt_(tgt), data_(NULL), reverse_(false) -{ - init_phase_ = false; - realloc_data(1); - count_data(COUNT_COUNT_IDX) = count; - Count *aligd = alignment_data(0); - aligd[0] = alignment; - aligd[1] = count; -} - -DataIndex PhrasePairInfo::register_score_data(Count size) -{ - assert(init_phase_); - - Count start = data_nscores_; - data_nscores_ += size; - return start; -} - -DataIndex PhrasePairInfo::register_count_data(Count size) -{ - assert(init_phase_); - - Count start = data_ncounts_; - data_ncounts_ += size; - return start; -} - -PhrasePairInfo::AlignmentVector PhrasePairInfo::get_alignments() const -{ - PhrasePairInfo::AlignmentVector vec; - - Count i = 0; - bool last; - do { - const Count *aligd = alignment_data(i++); - last = !(aligd[0] & CONTINUATION_BIT); - Count alig = aligd[0] & ~CONTINUATION_BIT; - vec.push_back(std::make_pair(PhraseAlignment(alig, reverse_), aligd[1])); - } while(!last); - - return vec; -} - -void PhrasePairInfo::add_alignment(Count new_alignment) -{ - Count i = 0; - bool last; - do { - Count *aligd = alignment_data(i++); - last = !(aligd[0] & CONTINUATION_BIT); - Count alig = aligd[0] & ~CONTINUATION_BIT; - if(alig == new_alignment) { - aligd[1]++; - return; - } - } while(!last); - - realloc_data(i + 1); - - Count *last_aligd = alignment_data(i - 1); - last_aligd[0] |= CONTINUATION_BIT; - - Count *this_aligd = alignment_data(i); - this_aligd[0] = new_alignment; - this_aligd[1] = 1; -} - -void PhrasePairInfo::realloc_data(Count nalignments) -{ - static boost::pool<> *pool[3] = { NULL, NULL, NULL }; - - size_t fixed_size = data_nscores_ * sizeof(Score) + data_ncounts_ * sizeof(Count); - size_t new_data_size = fixed_size + COUNTS_PER_ALIGNMENT * nalignments * sizeof(Count); - - PhrasePairData new_data; - if(nalignments <= 3) { - if(!pool[nalignments - 1]) - pool[nalignments - 1] = new boost::pool<>(new_data_size); - - new_data = reinterpret_cast<PhrasePairData>(pool[nalignments - 1]->malloc()); - } else - new_data = new char[new_data_size]; - - if(data_) { - memcpy(new_data, data_, fixed_size); - Count i = 0; - Count *old_aligd, *new_aligd; - do { - assert(i < nalignments); - old_aligd = alignment_data(data_, i); - new_aligd = alignment_data(new_data, i); - new_aligd[0] = old_aligd[0]; - new_aligd[1] = old_aligd[1]; - i++; - } while(old_aligd[0] & CONTINUATION_BIT); - if(nalignments <= 4) - pool[nalignments - 2]->free(data_); - else - delete[] data_; - } - - data_ = new_data; -} - -/* PhraseInfoList */ - -Phrase PhraseInfoList::index_phrase(const String &s_phr) -{ - IDMapType_::const_iterator it = idmap_.find(s_phr); - if(it != idmap_.end()) - return it->second; - - PhraseInfo *pi = phrase_info_pool_.construct(data_size_, s_phr); - - list_.push_back(pi); - idmap_[s_phr] = list_.size() - 1; - return idmap_[s_phr]; -} - -DataIndex PhraseInfoList::register_data(Count size) -{ - DataIndex start = data_size_; - data_size_ += size; - return start; -} - -void PhraseInfoList::attach_statistic(PhraseStatistic &s) -{ - statistics_.push_back(&s); - s.attach(*this); -} - -void PhraseInfoList::compute_statistics() -{ - while(!statistics_.empty()) { - statistics_.front()->compute_statistic(); - statistics_.pop_front(); - } -} - -/* PhraseTable */ - -void MemoryPhraseTable::load_data(std::istream &instream) -{ - Count total_count = 0; - - Timestamp t_load; - Count nlines = 1; - String line; - while(getline(instream, line)) { - size_t sep1 = line.find(" ||| "); - if(sep1 == line.npos) { - std::cerr << "Phrase separator not found in: " << line << std::endl; - abort(); - } - size_t sep2 = line.find(" ||| ", sep1 + 1); - String s_src(line, 0, sep1); - String s_tgt(line, sep1 + 5, sep2 - sep1 - 5); - String s_alignment(line, sep2 + 5); - - Phrase src = src_info_.index_phrase(s_src); - Phrase tgt = tgt_info_.index_phrase(s_tgt); - Count alignment = PhraseAlignment::index_alignment(src_info_[src].get_phrase().size(), tgt_info_[tgt].get_phrase().size(), s_alignment); - - src_info_[src].inc_count(); - tgt_info_[tgt].inc_count(); - total_count++; - - PhrasePair stpair(src, tgt); - PhrasePairCounts::iterator it = joint_counts_.find(stpair); - - if(it == joint_counts_.end()) { - src_info_[src].inc_distinct(); - tgt_info_[tgt].inc_distinct(); - joint_counts_.insert(std::make_pair(stpair, PhrasePairInfo(src, tgt, alignment, 1).get_phrase_pair_data())); - } else { - PhrasePairInfo pi(src, tgt, it->second); - pi.inc_count(); - pi.add_alignment(alignment); - it->second = pi.get_phrase_pair_data(); // may have changed by adding the alignment - } - if(nlines % 50000 == 0) - std:: cerr << "Read " << nlines << " lines in " << (t_load.elapsed_time() / 1000) << " ms." << std::endl; - nlines++; - } -} - -void MemoryPhraseTable::attach_src_statistic(PhraseStatistic &s) -{ - src_info_.attach_statistic(s); -} - -void MemoryPhraseTable::attach_tgt_statistic(PhraseStatistic &s) -{ - tgt_info_.attach_statistic(s); -} - -void MemoryPhraseTable::compute_phrase_statistics() -{ - src_info_.compute_statistics(); - tgt_info_.compute_statistics(); -} diff --git a/scripts/training/memscore/phrasetable.h b/scripts/training/memscore/phrasetable.h deleted file mode 100644 index 14d68d702..000000000 --- a/scripts/training/memscore/phrasetable.h +++ /dev/null @@ -1,710 +0,0 @@ -// memscore - in-memory phrase scoring for Statistical Machine Translation -// Christian Hardmeier, FBK-irst, Trento, 2010 -// $Id$ - -#ifndef PHRASETABLE_H -#define PHRASETABLE_H - -#include <cassert> -#include <iostream> -#include <iterator> -#include <list> -#include <map> -#include <set> -#include <string> -#include <vector> - -#include <boost/bimap.hpp> -#include <boost/dynamic_bitset.hpp> -#include <boost/iterator/transform_iterator.hpp> -#include <boost/pool/object_pool.hpp> -#include <boost/pool/pool_alloc.hpp> -#include <boost/ptr_container/ptr_vector.hpp> -#include <boost/tuple/tuple.hpp> -#include <boost/tuple/tuple_comparison.hpp> - -#include "datastorage.h" -#include "memscore.h" - -class PhraseText -{ - friend std::ostream &operator<<(std::ostream &os, const PhraseText &pt); - -private: - typedef boost::ptr_vector<Count,boost::view_clone_allocator> WordListType_; - typedef boost::bimap<String,Count> DictionaryType_; - - WordListType_ word_list_; - - static DictionaryType_ dictionary_; - static Count last_id_; - - typedef const String &(*LookupFunction_)(Count id); - -public: - typedef WordListType_::const_iterator const_iterator; - typedef boost::transform_iterator<LookupFunction_,WordListType_::const_iterator> const_string_iterator; - typedef WordListType_::size_type size_type; - - PhraseText(const String &s); - - const_iterator begin() const { - return word_list_.begin(); - } - - const_iterator end() const { - return word_list_.end(); - } - - const_string_iterator string_begin() const { - return boost::make_transform_iterator(word_list_.begin(), dictionary_lookup); - } - - const_string_iterator string_end() const { - return boost::make_transform_iterator(word_list_.end(), dictionary_lookup); - } - - Count operator[](size_type i) const { - return word_list_[i]; - } - - const String &word(size_type i) const { - return dictionary_lookup(operator[](i)); - } - - size_type size() const { - return word_list_.size(); - } - - static const String &dictionary_lookup(Count id) { - DictionaryType_::right_const_iterator it = dictionary_.right.find(id); - assert(it != dictionary_.right.end()); - return it->second; - } - - static Count index_word(const String &word) { - Count id; - DictionaryType_::left_const_iterator it = dictionary_.left.find(word); - if(it != dictionary_.left.end()) - id = it->second; - else { - id = last_id_++; - dictionary_.insert(DictionaryType_::value_type(word, id)); - } - return id; - } -}; - -class PhraseInfo -{ - friend class boost::object_pool<PhraseInfo>; - friend std::ostream &operator<<(std::ostream &os, const PhraseInfo &pt); - -protected: - Count data_size_; - - Count count_; - Count distinct_; - PhraseText phrase_; - Score *data_; - - Count n1_; - Count n2_; - Count n3plus_; - - PhraseInfo(Count data_size, const String &phrase) : - data_size_(data_size), count_(0), distinct_(0), phrase_(phrase), n1_(0), n2_(0), n3plus_(0) { - data_ = DataStorage<Score>::get_instance().alloc(data_size_); - } - -public: - Score &data(Count base, Count i = 0) { - assert(base + i < data_size_); - return *(data_ + base + i); - } - - const Score &data(Count base, Count i = 0) const { - assert(base + i < data_size_); - return *(data_ + base + i); - } - - Count get_count() const { - return count_; - } - - void inc_count() { - count_++; - } - - Count get_distinct() const { - return distinct_; - } - - void inc_distinct() { - distinct_++; - } - - const PhraseText &get_phrase() const { - return phrase_; - } - - void inc_n1() { - n1_++; - } - - Count get_n1() { - return n1_; - } - - void inc_n2() { - n2_++; - } - - Count get_n2() { - return n2_; - } - - void inc_n3plus() { - n3plus_++; - } - - Count get_n3plus() { - return n3plus_; - } - -}; - -inline std::ostream &operator<<(std::ostream &os, const PhraseInfo &pt) -{ - return os << pt.get_phrase(); -} - -class PhraseInfoList -{ -protected: - typedef std::map<String,Phrase> IDMapType_; - typedef boost::ptr_vector<PhraseInfo,boost::view_clone_allocator> ListType_; - //typedef std::vector<PhraseInfo *,boost::pool_allocator<PhraseInfo *> > ListType_; - //typedef std::vector<PhraseInfo> ListType_; - typedef std::list<PhraseStatistic *> StatListType_; - - IDMapType_ idmap_; - ListType_ list_; - StatListType_ statistics_; - boost::object_pool<PhraseInfo> phrase_info_pool_; - - Count data_size_; -public: - typedef ListType_::iterator iterator; - typedef ListType_::const_iterator const_iterator; - typedef ListType_::size_type size_type; - - PhraseInfoList() : data_size_(0) {} - - Phrase index_phrase(const String &s_phr); - DataIndex register_data(Count size); - void attach_statistic(PhraseStatistic &s); - void compute_statistics(); - - PhraseInfo &operator[](Phrase phr) { - return list_[phr]; - } - - iterator begin() { - return list_.begin(); - } - - iterator end() { - return list_.end(); - } - - const_iterator begin() const { - return list_.begin(); - } - - const_iterator end() const { - return list_.end(); - } - - size_type size() const { - return list_.size(); - } - -}; - -class PhraseAlignment -{ - friend std::ostream &operator<<(std::ostream &os, const PhraseAlignment &pa); - -private: - class Alignment - { - friend std::ostream &operator<<(std::ostream &os, const Alignment &pa); - - private: - typedef boost::tuple<Count,Count,String> AlignmentTuple_; - typedef std::map<AlignmentTuple_,Count> AlignmentMapType_; - typedef std::vector<const Alignment *> AlignmentVectorType_; - - static AlignmentMapType_ alignment_map_; - static AlignmentVectorType_ alignment_vector_; - - Count slen_, tlen_; - boost::dynamic_bitset<unsigned int> matrix_; - - Alignment(Count slen, Count tlen, const String &alignment); - - public: - bool is_aligned(Count s, Count t) const { - assert(t < tlen_); - assert(s < slen_); - return matrix_[t * slen_ + s]; - } - - Count get_source_length() const { - return slen_; - } - - Count get_target_length() const { - return tlen_; - } - - bool operator<(const Alignment &pa) const { - if(slen_ < pa.slen_) return true; - if(tlen_ < pa.tlen_) return true; - return (matrix_ < pa.matrix_); - } - - static Count index_alignment(Count slen, Count tlen, const String &alignment); - - static const Alignment *find(Count index) { - return alignment_vector_[index]; - } - }; - friend std::ostream &operator<<(std::ostream &os, const Alignment &pa); - - const Alignment *alignment_; - bool reverse_; - -public: - PhraseAlignment(Count index, bool reverse = false) : - alignment_(Alignment::find(index)), reverse_(reverse) {} - - bool is_aligned(Count s, Count t) const { - if(!reverse_) - return alignment_->is_aligned(s, t); - else - return alignment_->is_aligned(t, s); - } - - Count get_source_length() const { - if(!reverse_) - return alignment_->get_source_length(); - else - return alignment_->get_target_length(); - } - - Count get_target_length() const { - if(!reverse_) - return alignment_->get_target_length(); - else - return alignment_->get_source_length(); - } - - static Count index_alignment(Count slen, Count tlen, const String &alignment) { - return Alignment::index_alignment(slen, tlen, alignment); - } -}; - -typedef std::map<PhrasePair,PhrasePairData> PhrasePairCounts; - -class PhrasePairInfo -{ -protected: - static const Count CONTINUATION_BIT; - - static bool init_phase_; - static Count data_nscores_; - static Count data_ncounts_; - - enum { COUNT_COUNT_IDX = 0, COUNT_FREE_IDX }; // COUNT_FREE_IDX must remain last! - enum { SCORE_FREE_IDX = 0 }; // SCORE_FREE_IDX must remain last! - - Phrase src_, tgt_; - PhrasePairData data_; - bool reverse_; - - void realloc_data(Count nalignments); - -public: - typedef std::vector<std::pair<PhraseAlignment,Count> > AlignmentVector; - - static DataIndex register_score_data(Count size); - static DataIndex register_count_data(Count size); - - PhrasePairInfo(Count src, Count tgt, Count alignment, Count count); - - PhrasePairInfo(Count src, Count tgt, PhrasePairData data, bool reverse = false) : src_(src), tgt_(tgt), data_(data), reverse_(reverse) { - init_phase_ = false; - } - - PhrasePairInfo(const PhrasePairCounts::const_iterator &in) : - src_(in->first.first), tgt_(in->first.second), data_(in->second), reverse_(false) {} - - PhrasePairData get_phrase_pair_data() { - return data_; - } - - Phrase get_src() const { - return !reverse_ ? src_ : tgt_; - } - - Phrase get_tgt() const { - return !reverse_ ? tgt_ : src_; - } - - Count get_count() const { - return count_data(COUNT_COUNT_IDX); - } - - Score &score_data(DataIndex base, DataIndex index = 0) { - return score_data(data_, base, index); - } - - const Score &score_data(DataIndex base, DataIndex index = 0) const { - return score_data(data_, base, index); - } - - Count &count_data(DataIndex base, DataIndex index = 0) { - return count_data(data_, base, index); - } - - const Count &count_data(DataIndex base, DataIndex index = 0) const { - return count_data(data_, base, index); - } - - void inc_count() { - count_data(data_, COUNT_COUNT_IDX)++; - } - - AlignmentVector get_alignments() const; - void add_alignment(Count alignment); - -private: - static Score &score_data(PhrasePairData data, DataIndex base, DataIndex index = 0) { - return *reinterpret_cast<Score *>(data + (base + index) * sizeof(Score)); - } - - static Count &count_data(PhrasePairData data, DataIndex base, DataIndex index = 0) { - return *reinterpret_cast<Count *>(data + data_nscores_ * sizeof(Score) + (base + index) * sizeof(Count)); - } - - static const Count COUNTS_PER_ALIGNMENT = 2; - - static Count *alignment_data(PhrasePairData data, Count index) { - return reinterpret_cast<Count *>(data + data_nscores_ * sizeof(Score) + data_ncounts_ * sizeof(Count) + COUNTS_PER_ALIGNMENT * index * sizeof(Count)); - } - - Count *alignment_data(Count index) { - return alignment_data(data_, index); - } - - const Count *alignment_data(Count index) const { - return alignment_data(data_, index); - } -}; - -class PhraseTable -{ -public: - typedef PhrasePairInfo value_type; - -protected: - typedef std::iterator_traits<PhrasePairCounts::iterator>::value_type InputEntry_; - typedef value_type (*EntryTransformer_)(InputEntry_); - - static value_type pass_entry(InputEntry_ in) { - return PhrasePairInfo(in.first.first, in.first.second, in.second, false); - } - - static value_type swap_src_tgt(InputEntry_ in) { - return PhrasePairInfo(in.first.first, in.first.second, in.second, true); - } - -public: - typedef boost::transform_iterator<EntryTransformer_,PhrasePairCounts::iterator> iterator; - typedef boost::transform_iterator<EntryTransformer_,PhrasePairCounts::const_iterator> const_iterator; - - virtual ~PhraseTable() {} - - virtual PhraseInfo &get_src_phrase(Phrase src) = 0; - virtual Count n_src_phrases() const = 0; - virtual PhraseInfo &get_tgt_phrase(Phrase tgt) = 0; - virtual Count n_tgt_phrases() const = 0; - virtual PhrasePairCounts &get_joint_counts() = 0; - virtual void attach_src_statistic(PhraseStatistic &s) = 0; - virtual void attach_tgt_statistic(PhraseStatistic &s) = 0; - virtual void compute_phrase_statistics() = 0; - virtual DataIndex register_src_data(Count n) = 0; - virtual DataIndex register_tgt_data(Count n) = 0; - virtual PhraseTable &reverse() = 0; - - virtual iterator begin() = 0; - virtual iterator end() = 0; - virtual iterator find(PhrasePair p) = 0; - virtual iterator find(const PhrasePairCounts::iterator &it) = 0; - - virtual const_iterator begin() const = 0; - virtual const_iterator end() const = 0; - virtual const_iterator find(PhrasePair p) const = 0; - virtual const_iterator find(const PhrasePairCounts::const_iterator &it) const = 0; - - virtual PhrasePairCounts::iterator raw_begin() = 0; - virtual PhrasePairCounts::iterator raw_end() = 0; - virtual PhrasePairCounts::iterator raw_find(PhrasePair p) = 0; - - virtual PhrasePairCounts::const_iterator raw_begin() const = 0; - virtual PhrasePairCounts::const_iterator raw_end() const = 0; - virtual PhrasePairCounts::const_iterator raw_find(PhrasePair p) const = 0; - - /* - static iterator swap_iterator(const iterator &it) { - if(it.functor() == swap_src_tgt) - return boost::make_transform_iterator(it.base(), pass_entry); - else if(it.functor() == pass_entry) - return boost::make_transform_iterator(it.base(), swap_src_tgt); - else - abort(); - } - - static const_iterator swap_iterator(const const_iterator &it) { - if(it.functor() == swap_src_tgt) - return boost::make_transform_iterator(it.base(), pass_entry); - else if(it.functor() == pass_entry) - return boost::make_transform_iterator(it.base(), swap_src_tgt); - else - abort(); - } - */ -}; - -class ReversePhraseTable : public PhraseTable -{ -protected: - PhraseTable &phrase_table_; - -public: - ReversePhraseTable(PhraseTable &phrase_table) : - phrase_table_(phrase_table) {} - - virtual PhraseInfo &get_src_phrase(Phrase src) { - return phrase_table_.get_tgt_phrase(src); - } - - virtual Count n_src_phrases() const { - return phrase_table_.n_tgt_phrases(); - } - - virtual PhraseInfo &get_tgt_phrase(Phrase tgt) { - return phrase_table_.get_src_phrase(tgt); - } - - virtual Count n_tgt_phrases() const { - return phrase_table_.n_src_phrases(); - } - - virtual PhrasePairCounts &get_joint_counts() { - return phrase_table_.get_joint_counts(); - } - - virtual void attach_src_statistic(PhraseStatistic &s) { - return phrase_table_.attach_tgt_statistic(s); - } - - virtual void attach_tgt_statistic(PhraseStatistic &s) { - return phrase_table_.attach_src_statistic(s); - } - - virtual void compute_phrase_statistics() { - phrase_table_.compute_phrase_statistics(); - } - - virtual DataIndex register_src_data(Count n) { - return phrase_table_.register_tgt_data(n); - } - - virtual DataIndex register_tgt_data(Count n) { - return phrase_table_.register_src_data(n); - } - - virtual PhraseTable &reverse() { - return phrase_table_; - } - - virtual iterator begin() { - return boost::make_transform_iterator(phrase_table_.raw_begin(), swap_src_tgt); - } - - virtual iterator end() { - return boost::make_transform_iterator(raw_end(), swap_src_tgt); - } - - virtual iterator find(PhrasePair p) { - return boost::make_transform_iterator(raw_find(p), swap_src_tgt); - } - - virtual iterator find(const PhrasePairCounts::iterator &it) { - return boost::make_transform_iterator(it, swap_src_tgt); - } - - virtual const_iterator begin() const { - return boost::make_transform_iterator(phrase_table_.raw_begin(), swap_src_tgt); - } - - virtual const_iterator end() const { - return boost::make_transform_iterator(raw_end(), swap_src_tgt); - } - - virtual const_iterator find(PhrasePair p) const { - return boost::make_transform_iterator(raw_find(p), swap_src_tgt); - } - - virtual const_iterator find(const PhrasePairCounts::const_iterator &it) const { - return boost::make_transform_iterator(it, swap_src_tgt); - } - - virtual PhrasePairCounts::iterator raw_begin() { - return phrase_table_.raw_begin(); - } - - virtual PhrasePairCounts::iterator raw_end() { - return phrase_table_.raw_end(); - } - - virtual PhrasePairCounts::iterator raw_find(PhrasePair p) { - return phrase_table_.raw_find(std::make_pair(p.second, p.first)); - } - - virtual PhrasePairCounts::const_iterator raw_begin() const { - return phrase_table_.raw_begin(); - } - - virtual PhrasePairCounts::const_iterator raw_end() const { - return phrase_table_.raw_end(); - } - - virtual PhrasePairCounts::const_iterator raw_find(PhrasePair p) const { - return phrase_table_.raw_find(std::make_pair(p.second, p.first)); - } -}; - -class MemoryPhraseTable : public PhraseTable -{ -protected: - PhraseInfoList src_info_; - PhraseInfoList tgt_info_; - PhrasePairCounts joint_counts_; - - ReversePhraseTable reverse_; - -public: - MemoryPhraseTable() : reverse_(*this) {} - - void load_data(std::istream &instream); - - virtual PhraseInfo &get_src_phrase(Phrase src) { - assert(src < src_info_.size()); - return src_info_[src]; - } - - virtual Count n_src_phrases() const { - return src_info_.size(); - } - - virtual PhraseInfo &get_tgt_phrase(Phrase tgt) { - assert(tgt < tgt_info_.size()); - return tgt_info_[tgt]; - } - - virtual Count n_tgt_phrases() const { - return tgt_info_.size(); - } - - virtual PhrasePairCounts &get_joint_counts() { - return joint_counts_; - } - - virtual void attach_src_statistic(PhraseStatistic &s); - virtual void attach_tgt_statistic(PhraseStatistic &s); - virtual void compute_phrase_statistics(); - - virtual DataIndex register_src_data(Count n) { - return src_info_.register_data(n); - } - - virtual DataIndex register_tgt_data(Count n) { - return tgt_info_.register_data(n); - } - - virtual PhraseTable &reverse() { - return reverse_; - } - - virtual iterator begin() { - return boost::make_transform_iterator(raw_begin(), pass_entry); - } - - virtual iterator end() { - return boost::make_transform_iterator(raw_end(), pass_entry); - } - - virtual iterator find(PhrasePair p) { - return boost::make_transform_iterator(raw_find(p), pass_entry); - } - - virtual iterator find(const PhrasePairCounts::iterator &it) { - return boost::make_transform_iterator(it, pass_entry); - } - - virtual const_iterator begin() const { - return boost::make_transform_iterator(raw_begin(), pass_entry); - } - - virtual const_iterator end() const { - return boost::make_transform_iterator(raw_end(), pass_entry); - } - - virtual const_iterator find(PhrasePair p) const { - return boost::make_transform_iterator(raw_find(p), pass_entry); - } - - virtual const_iterator find(const PhrasePairCounts::const_iterator &it) const { - return boost::make_transform_iterator(it, pass_entry); - } - - virtual PhrasePairCounts::iterator raw_begin() { - return joint_counts_.begin(); - } - - virtual PhrasePairCounts::iterator raw_end() { - return joint_counts_.end(); - } - - virtual PhrasePairCounts::iterator raw_find(PhrasePair p) { - return joint_counts_.find(p); - } - - virtual PhrasePairCounts::const_iterator raw_begin() const { - return joint_counts_.begin(); - } - - virtual PhrasePairCounts::const_iterator raw_end() const { - return joint_counts_.end(); - } - - virtual PhrasePairCounts::const_iterator raw_find(PhrasePair p) const { - return joint_counts_.find(p); - } -}; - -#endif diff --git a/scripts/training/memscore/scorer-impl.h b/scripts/training/memscore/scorer-impl.h deleted file mode 100644 index bc544f12e..000000000 --- a/scripts/training/memscore/scorer-impl.h +++ /dev/null @@ -1,124 +0,0 @@ -// memscore - in-memory phrase scoring for Statistical Machine Translation -// Christian Hardmeier, FBK-irst, Trento, 2010 -// $Id$ - -#ifndef SCORER_IMPL_H -#define SCORER_IMPL_H - -#include "phrasetable.h" -#include "scorer.h" - -class MLPhraseScorer : public PhraseScorer -{ -private: - explicit MLPhraseScorer(PhraseTable &pd, bool reverse) : - PhraseScorer(pd, reverse) {} - - virtual void do_score_phrases(); - virtual Score do_get_score(const PhraseTable::const_iterator &it); - -public: - static PhraseScorer *create_scorer(const char *argv[], int &argp, bool reverse, const PhraseScorerFactory &ptf); -}; - -class WittenBellPhraseScorer : public PhraseScorer -{ -private: - explicit WittenBellPhraseScorer(PhraseTable &pd, bool reverse) : - PhraseScorer(pd, reverse) {} - - virtual Score do_get_score(const PhraseTable::const_iterator &it); - -public: - static PhraseScorer *create_scorer(const char *argv[], int &argp, bool reverse, const PhraseScorerFactory &ptf); -}; - -class AbsoluteDiscountPhraseScorer : public PhraseScorer -{ -private: - Score discount_; - - explicit AbsoluteDiscountPhraseScorer(PhraseTable &pd, bool reverse) : - PhraseScorer(pd, reverse) {} - - virtual void do_score_phrases(); - virtual Score do_get_score(const PhraseTable::const_iterator &it); - -public: - Score get_discount(); - static PhraseScorer *create_scorer(const char *argv[], int &argp, bool reverse, const PhraseScorerFactory &ptf); -}; - -class KNDiscount1PhraseScorer : public PhraseScorer -{ -private: - Count total_distinct_; - Score discount_; - Count total_count_; - - explicit KNDiscount1PhraseScorer(PhraseTable &pd, bool reverse) : - PhraseScorer(pd, reverse) {} - - virtual void do_score_phrases(); - virtual Score do_get_score(const PhraseTable::const_iterator &it); - -public: - static PhraseScorer *create_scorer(const char *argv[], int &argp, bool reverse, const PhraseScorerFactory &ptf); -}; - -class KNDiscount3PhraseScorer : public PhraseScorer -{ -private: - Score discount1_; - Score discount2_; - Score discount3plus_; - - Count total_distinct_n1_; - Count total_distinct_n2_; - Count total_distinct_n3plus_; - - explicit KNDiscount3PhraseScorer(PhraseTable &pd, bool reverse) : - PhraseScorer(pd, reverse) {} - - virtual void do_score_phrases(); - virtual Score do_get_score(const PhraseTable::const_iterator &it); - -public: - static PhraseScorer *create_scorer(const char *argv[], int &argp, bool reverse, const PhraseScorerFactory &ptf); -}; - -class LexicalWeightPhraseScorer : public PhraseScorer -{ -private: - typedef std::map<std::pair<Count,Count>,Score> WeightMapType_; - - WeightMapType_ weight_map_; - bool overall_max_score_; - const Count null_word_; - - LexicalWeightPhraseScorer(PhraseTable &pd, bool reverse, const String &weights, bool overall_max = true); - - Score get_weight(const String &s_src, const String &s_tgt) const; - Score get_weight(Count src, Count tgt) const; - - virtual void do_score_phrases(); - virtual Score do_get_score(const PhraseTable::const_iterator &it); - -public: - static PhraseScorer *create_scorer(const char *argv[], int &argp, bool reverse, const PhraseScorerFactory &ptf); -}; - -class ConstantPhraseScorer : public PhraseScorer -{ -private: - Score constant_; - - ConstantPhraseScorer(PhraseTable &pt, bool reverse, Score constant) : PhraseScorer(pt, reverse), constant_(constant) {} - - virtual Score do_get_score(const PhraseTable::const_iterator &it); - -public: - static PhraseScorer *create_scorer(const char *argv[], int &argp, bool reverse, const PhraseScorerFactory &ptf); -}; - -#endif diff --git a/scripts/training/memscore/scorer.cpp b/scripts/training/memscore/scorer.cpp deleted file mode 100644 index e8cf4ce49..000000000 --- a/scripts/training/memscore/scorer.cpp +++ /dev/null @@ -1,402 +0,0 @@ -// memscore - in-memory phrase scoring for Statistical Machine Translation -// Christian Hardmeier, FBK-irst, Trento, 2010 -// $Id$ - -#include <cassert> -#include <cstring> -#include <fstream> - -#include "scorer-impl.h" -#include "timestamp.h" -#include "lexdecom.h" - -#ifdef ENABLE_CHANNEL_SCORER -#include "channel-scorer.h" -#endif - -const std::vector<String> &PhraseScorerFactory::scorer_list() -{ - static std::vector<String> list; - if(list.size() == 0) { - list.push_back("ml - maximum likelihood score (relative frequency)"); - list.push_back("wittenbell - Witten-Bell smoothing"); - list.push_back("absdiscount - absolute discounting"); - list.push_back("kndiscount1 - Knesser-Ney discounting"); - list.push_back("kndiscount3 - modified Knesser-Ney discounting"); - list.push_back("lexweights <weightfile> - lexical weights (Koehn et al., NAACL 2003)"); -#ifdef ENABLE_CHANNEL_SCORER - list.push_back("channel <sigma> <srclm> <tgtlm> - channel adaptation"); -#endif - list.push_back("const <constant> - constant phrase penalty"); - list.push_back("lexdecomp <weightfile> - lexical decomposition smoothing"); - } - - return list; -} - -PhraseScorer *PhraseScorerFactory::create_scorer(const char *argv[], int &argp, bool reverse) -{ - const char *arg = argv[argp++]; - if(arg == NULL) - usage(); - - if(!strcmp(arg, "ml")) - return MLPhraseScorer::create_scorer(argv, argp, reverse, *this); - else if(!strcmp(arg, "wittenbell")) - return WittenBellPhraseScorer::create_scorer(argv, argp, reverse, *this); - else if(!strcmp(arg, "absdiscount")) - return AbsoluteDiscountPhraseScorer::create_scorer(argv, argp, reverse, *this); - else if(!strcmp(arg, "kndiscount1")) - return KNDiscount1PhraseScorer::create_scorer(argv, argp, reverse, *this); - else if(!strcmp(arg, "kndiscount3")) - return KNDiscount3PhraseScorer::create_scorer(argv, argp, reverse, *this); - else if(!strcmp(arg, "lexweights")) - return LexicalWeightPhraseScorer::create_scorer(argv, argp, reverse, *this); -#ifdef ENABLE_CHANNEL_SCORER - else if(!strcmp(arg, "channel")) - return ChannelAdaptationPhraseScorer::create_scorer(argv, argp, reverse, *this); -#endif - else if(!strcmp(arg, "const")) - return ConstantPhraseScorer::create_scorer(argv, argp, reverse, *this); - else if (!strcmp(arg, "lexdecomp")) - return LexicalDecompositionPhraseScorer::create_scorer(argv, argp, reverse, *this); - else { - std::cerr << "Unknown phrase scorer type: " << arg << std::endl << std::endl; - usage(); - } -} - -PhraseScorer *MLPhraseScorer::create_scorer(const char *argv[], int &argp, bool reverse, const PhraseScorerFactory &ptf) -{ - return new MLPhraseScorer(ptf.get_phrase_table(), reverse); -} - -#if 1 -void MLPhraseScorer::do_score_phrases() {} -#else -void MLPhraseScorer::do_score_phrases() -{ - Score bla = 0; - Timestamp t_it; - for(Count i = 0; i < 200; i++) { - for(PhraseTable::iterator it = phrase_table_.begin(); it != phrase_table_.end(); ++it) { - PhrasePairInfo ppair = *it; - Phrase tgt = ppair.get_tgt(); - bla += bla * ppair.get_count() / phrase_table_.get_tgt_phrase(tgt).get_count(); - } - } - std::cerr << "Time for 200 iterations with ML estimation: " << (t_it.elapsed_time() / 1000) << " ms" << std::endl; - std::cerr << bla << std::endl; -} -#endif - -Score MLPhraseScorer::do_get_score(const PhraseTable::const_iterator &it) -{ - PhraseInfo &tgt_phrase = phrase_table_.get_tgt_phrase(it->get_tgt()); - return static_cast<Score>(it->get_count()) / tgt_phrase.get_count(); -} - -PhraseScorer *WittenBellPhraseScorer::create_scorer(const char *argv[], int &argp, bool reverse, const PhraseScorerFactory &ptf) -{ - return new WittenBellPhraseScorer(ptf.get_phrase_table(), reverse); -} - -Score WittenBellPhraseScorer::do_get_score(const PhraseTable::const_iterator &it) -{ - PhraseInfo &tgt_phrase = phrase_table_.get_tgt_phrase(it->get_tgt()); - return static_cast<Score>(it->get_count()) / (tgt_phrase.get_count() + tgt_phrase.get_distinct()); -} - - -PhraseScorer *AbsoluteDiscountPhraseScorer::create_scorer(const char *argv[], int &argp, bool reverse, const PhraseScorerFactory &ptf) -{ - return new AbsoluteDiscountPhraseScorer(ptf.get_phrase_table(), reverse); -} -// p(s|t) = (c(s,t) - beta) / c(t) <-- absolute discounting - -void AbsoluteDiscountPhraseScorer::do_score_phrases() -{ - Count n1 = 0, n2 = 0; - - for(PhraseTable::iterator it = phrase_table_.begin(); it != phrase_table_.end(); ++it) { - PhrasePairInfo ppinfo = *it; - Count c = ppinfo.get_count(); - switch(c) { - case 1: - n1++; - break; - case 2: - n2++; - } - } - - discount_ = static_cast<Score>(n1) / (n1 + 2*n2); -} - -inline Score AbsoluteDiscountPhraseScorer::get_discount() -{ - return discount_; -} - -Score AbsoluteDiscountPhraseScorer::do_get_score(const PhraseTable::const_iterator &it) -{ - PhraseInfo &tgt_phrase = phrase_table_.get_tgt_phrase(it->get_tgt()); - return (it->get_count() - discount_) / tgt_phrase.get_count(); -} - -PhraseScorer *KNDiscount1PhraseScorer::create_scorer(const char *argv[], int &argp, bool reverse, const PhraseScorerFactory &ptf) -{ - return new KNDiscount1PhraseScorer(ptf.get_phrase_table(), reverse); -} - - -void KNDiscount1PhraseScorer::do_score_phrases() -{ - Count n1 = 0, n2 = 0; - Count total_count = 0; - - for(PhraseTable::iterator it = phrase_table_.begin(); it != phrase_table_.end(); ++it) { - PhrasePairInfo ppinfo = *it; - PhraseInfo &tgt_phrase = phrase_table_.get_tgt_phrase(it->get_tgt()); - total_count += tgt_phrase.get_count(); - - Count c = ppinfo.get_count(); - switch(c) { - case 1: - n1++; - break; - case 2: - n2++; - } - } - - discount_ = static_cast<Score>(n1) / (n1 + 2*n2); - total_count_ = static_cast<Count>(total_count); - -} - -Score KNDiscount1PhraseScorer::do_get_score(const PhraseTable::const_iterator &it) -{ - PhraseInfo &tgt_phrase = phrase_table_.get_tgt_phrase(it->get_tgt()); - PhraseInfo &src_phrase = phrase_table_.get_src_phrase(it->get_src()); - return ((it->get_count() - discount_) / tgt_phrase.get_count()) + (discount_ * tgt_phrase.get_distinct() / tgt_phrase.get_count())*(src_phrase.get_count() / total_count_); -} - -PhraseScorer *KNDiscount3PhraseScorer::create_scorer(const char *argv[], int &argp, bool reverse, const PhraseScorerFactory &ptf) -{ - return new KNDiscount3PhraseScorer(ptf.get_phrase_table(), reverse); -} - - -void KNDiscount3PhraseScorer::do_score_phrases() -{ - Count n1 = 0, n2 = 0, n3 = 0, n4 = 0; - Count total_count = 0; //total number of source or target phrases (including repetitions) - Count total_distinct_n1 = 0; //sum_{s} n1plus(s,*) - Count total_distinct_n2 = 0; - Count total_distinct_n3plus = 0; - Score y; - - for(PhraseTable::iterator it = phrase_table_.begin(); it != phrase_table_.end(); ++it) { - PhrasePairInfo ppinfo = *it; - PhraseInfo &src_phrase = phrase_table_.get_src_phrase(it->get_src()); - PhraseInfo &tgt_phrase = phrase_table_.get_tgt_phrase(it->get_tgt()); - - total_count += src_phrase.get_count(); - - Count c = ppinfo.get_count(); - switch(c) { - case 1: - n1++; - tgt_phrase.inc_n1(); - src_phrase.inc_n1(); - total_distinct_n1++; - break; - case 2: - n2++; - tgt_phrase.inc_n2(); - src_phrase.inc_n2(); - total_distinct_n2++; - break; - case 3: - n3++; - tgt_phrase.inc_n3plus(); - src_phrase.inc_n3plus(); - total_distinct_n3plus++; - break; - case 4: - n4++; - tgt_phrase.inc_n3plus(); - src_phrase.inc_n3plus(); - total_distinct_n3plus++; - } - - } - - y = (Score)(n1) / (n1 + 2*n2); - discount1_ = static_cast<Score> (1) - (2)*(y)*(n2 / n1); - discount2_ = static_cast<Score> (2) - (3)*(y)*(n3 / n2); - discount3plus_ = static_cast<Score> (3) - (4)*(y)*(n4 / n3); - total_distinct_n1_ = static_cast<Count>(total_distinct_n1); - total_distinct_n2_ = static_cast<Count>(total_distinct_n2); - total_distinct_n3plus_ = static_cast<Count>(total_distinct_n3plus); -} - -Score KNDiscount3PhraseScorer::do_get_score(const PhraseTable::const_iterator &it) -{ - PhrasePairInfo ppinfo = *it; - PhraseInfo &tgt_phrase = phrase_table_.get_tgt_phrase(it->get_tgt()); - PhraseInfo &src_phrase = phrase_table_.get_src_phrase(it->get_src()); - - Score norm = (discount1_ * tgt_phrase.get_n1() + discount2_ * tgt_phrase.get_n2() + discount3plus_ * tgt_phrase.get_n3plus()) / tgt_phrase.get_count(); - Count c = ppinfo.get_count(); - switch(c) { - case 1: - return ((it->get_count() - discount1_) / tgt_phrase.get_count()) + \ - norm*(src_phrase.get_n1() / total_distinct_n1_); - break; - case 2: - return ((it->get_count() - discount2_) / tgt_phrase.get_count()) + \ - norm*(src_phrase.get_n2() / total_distinct_n2_); - break; - default: - return ((it->get_count() - discount3plus_) / tgt_phrase.get_count()) + \ - norm*(src_phrase.get_n3plus() / total_distinct_n3plus_); - } -} - -PhraseScorer *LexicalWeightPhraseScorer::create_scorer(const char *argv[], int &argp, bool reverse, const PhraseScorerFactory &ptf) -{ - bool overall_max = true; - - if(argv[argp] == NULL) - usage(); - - if(!strcmp(argv[argp], "-AlignmentCount")) { - overall_max = false; - argp++; - if(argv[argp] == NULL) - usage(); - } - - String lwfile(argv[argp++]); - return new LexicalWeightPhraseScorer(ptf.get_phrase_table(), reverse, lwfile, overall_max); -} - -LexicalWeightPhraseScorer::LexicalWeightPhraseScorer(PhraseTable &pd, bool reverse, const String &weightfile, bool overall_max) : - PhraseScorer(pd, reverse), overall_max_score_(overall_max), null_word_(PhraseText::index_word("NULL")) -{ - std::ifstream wfile(weightfile.c_str()); - - while(!wfile.eof()) { - if(wfile.fail()) { - std::cerr << "Problem reading file: " << weightfile << std::endl; - exit(1); - } - - String src, tgt; - Score weight; - - wfile >> src >> tgt >> weight; - Count src_id = PhraseText::index_word(src); - Count tgt_id = PhraseText::index_word(tgt); - weight_map_.insert(std::make_pair(std::make_pair(src_id, tgt_id), weight)); - } - - wfile.close(); -} - -Score LexicalWeightPhraseScorer::get_weight(const String &s_src, const String &s_tgt) const -{ - Count src = PhraseText::index_word(s_src); - Count tgt = PhraseText::index_word(s_tgt); - return get_weight(src, tgt); -} - -inline Score LexicalWeightPhraseScorer::get_weight(Count src, Count tgt) const -{ - WeightMapType_::const_iterator it = weight_map_.find(std::make_pair(src, tgt)); - if(it == weight_map_.end()) - return 0.00001; // default value copied from Philipp Koehn's scorer - return it->second; -} - -#if 1 -void LexicalWeightPhraseScorer::do_score_phrases() {} -#else -void LexicalWeightPhraseScorer::do_score_phrases() -{ - Score bla = 0; - Timestamp t_it; - for(Count i = 0; i < 200; i++) { - for(PhraseTable::iterator it = phrase_table_.begin(); it != phrase_table_.end(); ++it) { - PhrasePairInfo ppair = *it; - Phrase src = ppair.get_src(); - Phrase tgt = ppair.get_tgt(); - bla += bla * get_score(src, tgt); - } - } - std::cerr << "Time for 200 iterations with lexical weights: " << (t_it.elapsed_time() / 1000) << " ms" << std::endl; - std::cerr << bla << std::endl; -} -#endif - -Score LexicalWeightPhraseScorer::do_get_score(const PhraseTable::const_iterator &it) -{ - const Phrase src = it->get_src(); - const Phrase tgt = it->get_tgt(); - const PhraseText &src_phrase = phrase_table_.get_src_phrase(src).get_phrase(); - const PhraseText &tgt_phrase = phrase_table_.get_tgt_phrase(tgt).get_phrase(); - const PhrasePairInfo &ppair = *it; - - Count max_count = 0; - - Score maxlex = 0; - PhrasePairInfo::AlignmentVector av = ppair.get_alignments(); - for(PhrasePairInfo::AlignmentVector::const_iterator it = av.begin(); it != av.end(); ++it) { - const PhraseAlignment &alig = it->first; - const Count alig_cnt = it->second; - - assert(alig.get_source_length() == src_phrase.size() && alig.get_target_length() == tgt_phrase.size()); - - if(!overall_max_score_ && alig_cnt < max_count) - continue; - max_count = alig_cnt; - - Score lex = 1; - for(Count s = 0; s < src_phrase.size(); s++) { - Score factor = 0; - Count na = 0; - for(Count t = 0; t < tgt_phrase.size(); t++) - if(alig.is_aligned(s, t)) { - const Score w = get_weight(src_phrase[s], tgt_phrase[t]); - factor += w; - na++; - } - - if(na > 0) - lex *= factor / na; - else - lex *= get_weight(src_phrase[s], null_word_); - } - - if(lex > maxlex) - maxlex = lex; - } - - return maxlex; -} - -PhraseScorer *ConstantPhraseScorer::create_scorer(const char *argv[], int &argp, bool reverse, const PhraseScorerFactory &ptf) -{ - if(argv[argp] == NULL) - usage(); - Score c = atof(argv[argp++]); - return new ConstantPhraseScorer(ptf.get_phrase_table(), reverse, c); -} - -Score ConstantPhraseScorer::do_get_score(const PhraseTable::const_iterator &it) -{ - return constant_; -} - diff --git a/scripts/training/memscore/scorer.h b/scripts/training/memscore/scorer.h deleted file mode 100644 index 332f014c5..000000000 --- a/scripts/training/memscore/scorer.h +++ /dev/null @@ -1,71 +0,0 @@ -// memscore - in-memory phrase scoring for Statistical Machine Translation -// Christian Hardmeier, FBK-irst, Trento, 2010 -// $Id$ - -#ifndef SCORER_H -#define SCORER_H - -#include "memscore.h" - -class PhraseScorerFactory -{ -private: - PhraseTable &phrase_table_; - -public: - explicit PhraseScorerFactory(PhraseTable &phrase_table) : - phrase_table_(phrase_table) {} - - PhraseScorer *create_scorer(const char *argv[], int &argp, bool reverse); - - PhraseTable &get_phrase_table() const { - return phrase_table_; - } - - static const std::vector<String> &scorer_list(); -}; - -class PhraseScorer -{ -protected: - PhraseTable &phrase_table_; - bool reverse_; - - explicit PhraseScorer(PhraseTable &pt, bool reverse) : - phrase_table_(!reverse ? pt : pt.reverse()), reverse_(reverse) {} - - PhraseTable::iterator get_pair(Phrase src, Phrase tgt) { - PhraseTable::iterator it = phrase_table_.find(std::make_pair(src, tgt)); - assert(it != phrase_table_.end()); - return it; - } - -private: - virtual void do_score_phrases() {} - - virtual Score do_get_score(const PhraseTable::const_iterator &it) = 0; - -public: - virtual ~PhraseScorer() {} - - virtual Score get_discount() {} - - void score_phrases() { - do_score_phrases(); - } - - Score get_score(const PhrasePairCounts::const_iterator &it) { - return do_get_score(phrase_table_.find(it)); - } - - Score get_score(const PhraseTable::const_iterator &it) { - return do_get_score(it); - } - - Score get_score(Phrase src, Phrase tgt) { - PhraseTable::const_iterator it = get_pair(src, tgt); - return do_get_score(it); - } -}; - -#endif diff --git a/scripts/training/memscore/statistic.h b/scripts/training/memscore/statistic.h deleted file mode 100644 index 2061a6608..000000000 --- a/scripts/training/memscore/statistic.h +++ /dev/null @@ -1,26 +0,0 @@ -// memscore - in-memory phrase scoring for Statistical Machine Translation -// Christian Hardmeier, FBK-irst, Trento, 2010 -// $Id$ - -#ifndef STATISTIC_H -#define STATISTIC_H - -#include "memscore.h" - -class PhraseInfoList; - -class PhraseStatistic -{ -protected: - bool computation_done_; - -public: - PhraseStatistic() : computation_done_(false) {} - virtual ~PhraseStatistic() {} - - virtual void attach(PhraseInfoList &pilist) = 0; - virtual void compute_statistic() = 0; - virtual Score get_score(PhraseInfo &pi) = 0; -}; - -#endif diff --git a/scripts/training/memscore/timestamp.h b/scripts/training/memscore/timestamp.h deleted file mode 100644 index fadb9cc8b..000000000 --- a/scripts/training/memscore/timestamp.h +++ /dev/null @@ -1,29 +0,0 @@ -// memscore - in-memory phrase scoring for Statistical Machine Translation -// Christian Hardmeier, FBK-irst, Trento, 2010 -// $Id$ - -#ifndef TIMESTAMP_H -#define TIMESTAMP_H - -#include <sys/time.h> - -class Timestamp -{ -private: - struct timeval tv_; - -public: - typedef double time_difference; - - Timestamp() { - gettimeofday(&tv_, NULL); - } - - time_difference elapsed_time() const { - struct timeval tv2; - gettimeofday(&tv2, NULL); - return (tv2.tv_sec - tv_.tv_sec) * 1e6 + (tv2.tv_usec - tv_.tv_usec); - } -}; - -#endif |