mosesdecoder/contrib/other-builds/moses2/FF/FeatureFunctions.h
2016-01-21 11:22:55 +00:00

75 lines
1.8 KiB
C++

/*
* FeatureFunctions.h
*
* Created on: 27 Oct 2015
* Author: hieu
*/
#ifndef FEATUREFUNCTIONS_H_
#define FEATUREFUNCTIONS_H_
#include <vector>
#include <string>
#include "../legacy/Parameter.h"
namespace Moses2
{
class System;
class FeatureFunction;
class StatefulFeatureFunction;
class PhraseTable;
class Manager;
class MemPool;
class Phrase;
class PhraseImpl;
class TargetPhrase;
class TargetPhrases;
class Scores;
class FeatureFunctions {
public:
std::vector<const PhraseTable*> m_phraseTables;
FeatureFunctions(System &system);
virtual ~FeatureFunctions();
const std::vector<const FeatureFunction*> &GetFeatureFunctions() const
{ return m_featureFunctions; }
const std::vector<const StatefulFeatureFunction*> &GetStatefulFeatureFunctions() const
{ return m_statefulFeatureFunctions; }
const std::vector<const FeatureFunction*> &GetWithPhraseTableInd() const
{ return m_withPhraseTableInd; }
size_t GetNumScores() const
{ return m_ffStartInd; }
void Create();
void Load();
const FeatureFunction *FindFeatureFunction(const std::string &name) const;
const PhraseTable *GetPhraseTablesExcludeUnknownWordPenalty(size_t ptInd);
// the pool here must be the system pool if the rule was loaded during load, or the mgr if it was loaded on demand
void EvaluateInIsolation(MemPool &pool, const System &system,
const Phrase &source, TargetPhrase &targetPhrase) const;
void EvaluateAfterTablePruning(MemPool &pool, const TargetPhrases &tps, const Phrase &sourcePhrase) const;
protected:
std::vector<const FeatureFunction*> m_featureFunctions;
std::vector<const StatefulFeatureFunction*> m_statefulFeatureFunctions;
std::vector<const FeatureFunction*> m_withPhraseTableInd;
System &m_system;
size_t m_ffStartInd;
FeatureFunction *Create(const std::string &line);
};
}
#endif /* FEATUREFUNCTIONS_H_ */