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Diffstat (limited to 'contrib/moses2/AlignmentInfo.h')
-rw-r--r--contrib/moses2/AlignmentInfo.h148
1 files changed, 0 insertions, 148 deletions
diff --git a/contrib/moses2/AlignmentInfo.h b/contrib/moses2/AlignmentInfo.h
deleted file mode 100644
index 89b31a1fc..000000000
--- a/contrib/moses2/AlignmentInfo.h
+++ /dev/null
@@ -1,148 +0,0 @@
-/***********************************************************************
- Moses - statistical machine translation system
- Copyright (C) 2006-2011 University of Edinburgh
-
- This library is free software; 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
-***********************************************************************/
-
-#pragma once
-
-#include <iostream>
-#include <ostream>
-#include <set>
-#include <vector>
-#include <cstdlib>
-
-#include <boost/functional/hash.hpp>
-#include "TypeDef.h"
-
-namespace Moses2
-{
-
-class AlignmentInfoCollection;
-class System;
-
-/** Collection of non-terminal alignment pairs, ordered by source index.
- * Usually held by a TargetPhrase to map non-terms in hierarchical/syntax models
- */
-class AlignmentInfo
-{
- friend struct AlignmentInfoOrderer;
- friend struct AlignmentInfoHasher;
- friend class AlignmentInfoCollection;
- friend class VW;
-
- friend std::ostream& operator<<(std::ostream& out, const AlignmentInfo& obj);
-
-public:
- typedef std::set<std::pair<size_t,size_t> > CollType;
- typedef std::vector<size_t> NonTermIndexMap;
- typedef CollType::const_iterator const_iterator;
-
- const_iterator begin() const {
- return m_collection.begin();
- }
- const_iterator end() const {
- return m_collection.end();
- }
-
- void Add(size_t sourcePos, size_t targetPos) {
- m_collection.insert(std::pair<size_t, size_t>(sourcePos, targetPos));
- }
- /** Provides a map from target-side to source-side non-terminal indices.
- * The target-side index should be the rule symbol index (COUNTING terminals).
- * The index returned is the rule non-terminal index (IGNORING terminals).
- */
- const NonTermIndexMap &GetNonTermIndexMap() const {
- return m_nonTermIndexMap;
- }
-
- /** Like GetNonTermIndexMap but the return value is the symbol index (i.e.
- * the index counting both terminals and non-terminals) */
- const NonTermIndexMap &GetNonTermIndexMap2() const {
- return m_nonTermIndexMap2;
- }
-
- const CollType &GetAlignments() const {
- return m_collection;
- }
-
- std::set<size_t> GetAlignmentsForSource(size_t sourcePos) const;
- std::set<size_t> GetAlignmentsForTarget(size_t targetPos) const;
-
- size_t GetSize() const {
- return m_collection.size();
- }
-
- std::vector< const std::pair<size_t,size_t>* >
- GetSortedAlignments(Moses2::WordAlignmentSort SortOrder) const;
-
- std::vector<size_t> GetSourceIndex2PosMap() const;
-
- bool operator==(const AlignmentInfo& rhs) const {
- return m_collection == rhs.m_collection &&
- m_nonTermIndexMap == rhs.m_nonTermIndexMap;
- }
-
- std::string Debug(const System &system) const;
-
-private:
- //! AlignmentInfo objects should only be created by an AlignmentInfoCollection
- explicit AlignmentInfo(const std::set<std::pair<size_t,size_t> > &pairs);
- explicit AlignmentInfo(const std::vector<unsigned char> &aln);
-
- // used only by VW to load word alignment between sentences
- explicit AlignmentInfo(const std::string &str);
-
- void BuildNonTermIndexMaps();
-
- CollType m_collection;
- NonTermIndexMap m_nonTermIndexMap;
- NonTermIndexMap m_nonTermIndexMap2;
-};
-
-/** Define an arbitrary strict weak ordering between AlignmentInfo objects
- * for use by AlignmentInfoCollection.
- */
-struct AlignmentInfoOrderer {
- bool operator()(const AlignmentInfo &a, const AlignmentInfo &b) const {
- if (a.m_collection == b.m_collection) {
- return a.m_nonTermIndexMap < b.m_nonTermIndexMap;
- } else {
- return a.m_collection < b.m_collection;
- }
- }
-};
-
-/**
- * Hashing functoid
- **/
-struct AlignmentInfoHasher {
- size_t operator()(const AlignmentInfo& a) const {
- size_t seed = 0;
- boost::hash_combine(seed,a.m_collection);
- boost::hash_combine(seed,a.m_nonTermIndexMap);
- return seed;
- }
-
-};
-
-inline size_t hash_value(const AlignmentInfo& a)
-{
- static AlignmentInfoHasher hasher;
- return hasher(a);
-}
-
-}