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#pragma once
#include "moses/Word.h"
#include "StatelessFeatureFunction.h"
#ifdef WITH_THREADS
#include <boost/thread/shared_mutex.hpp>
#endif
namespace Moses
{
class SoftMatchingFeature : public StatelessFeatureFunction
{
public:
SoftMatchingFeature(const std::string &line);
bool IsUseable(const FactorMask &mask) const {
return true;
}
virtual void EvaluateWhenApplied(const ChartHypothesis& hypo,
ScoreComponentCollection* accumulator) const;
void EvaluateInIsolation(const Phrase &source
, const TargetPhrase &targetPhrase
, ScoreComponentCollection &scoreBreakdown
, ScoreComponentCollection &estimatedScores) const {};
void EvaluateWithSourceContext(const InputType &input
, const InputPath &inputPath
, const TargetPhrase &targetPhrase
, const StackVec *stackVec
, ScoreComponentCollection &scoreBreakdown
, ScoreComponentCollection *estimatedScores = NULL) const {};
void EvaluateTranslationOptionListWithSourceContext(const InputType &input
, const TranslationOptionList &translationOptionList) const {
}
void EvaluateWhenApplied(const Hypothesis& hypo,
ScoreComponentCollection* accumulator) const {};
bool Load(const std::string &filePath);
std::vector<std::vector<Word> >& GetSoftMatches() {
return m_softMatches;
}
void ResizeCache() const;
const std::string& GetOrSetFeatureName(const Word& RHS, const Word& LHS) const;
void SetParameter(const std::string& key, const std::string& value);
private:
mutable std::vector<std::vector<Word> > m_softMatches; // map RHS of new rule to list of possible LHS of old rule (subtree)
mutable std::vector<std::vector<std::string> > m_nameCache;
bool m_scoreIdentical;
#ifdef WITH_THREADS
//reader-writer lock
mutable boost::shared_mutex m_accessLock;
#endif
};
}
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