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// $Id$
/***********************************************************************
Moses - factored phrase-based language decoder
Copyright (C) 2006 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
***********************************************************************/
#ifndef moses_GenerationDictionary_h
#define moses_GenerationDictionary_h
#include <list>
#include <map>
#include <stdexcept>
#include <vector>
#include "ScoreComponentCollection.h"
#include "Phrase.h"
#include "TypeDef.h"
#include "moses/FF/DecodeFeature.h"
namespace Moses
{
class FactorCollection;
typedef std::map < Word , ScoreComponentCollection > OutputWordCollection;
// 1st = output phrase
// 2nd = log probability (score)
/** Implementation of a generation table in a trie.
*/
class GenerationDictionary : public DecodeFeature
{
typedef std::map<const Word* , OutputWordCollection, WordComparer> Collection;
protected:
static std::vector<GenerationDictionary*> s_staticColl;
Collection m_collection;
// 1st = source
// 2nd = target
std::string m_filePath;
public:
static const std::vector<GenerationDictionary*>& GetColl() {
return s_staticColl;
}
GenerationDictionary(const std::string &line);
virtual ~GenerationDictionary();
//! load data file
void Load();
/** number of unique input entries in the generation table.
* NOT the number of lines in the generation table
*/
size_t GetSize() const {
return m_collection.size();
}
/** returns a bag of output words, OutputWordCollection, for a particular input word.
* Or NULL if the input word isn't found. The search function used is the WordComparer functor
*/
const OutputWordCollection *FindWord(const Word &word) const;
void SetParameter(const std::string& key, const std::string& value);
};
}
#endif
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