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80 lines
2.3 KiB
C++
80 lines
2.3 KiB
C++
#pragma once
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#include <stdexcept>
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#include <boost/unordered_set.hpp>
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#include "StatelessFeatureFunction.h"
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#include "moses/Factor.h"
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#include "moses/Sentence.h"
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namespace Moses
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{
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/**
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* Phrase pair feature: complete source/target phrase pair
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**/
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class PhrasePairFeature: public StatelessFeatureFunction
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{
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typedef std::map< char, short > CharHash;
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typedef std::vector< std::set<std::string> > DocumentVector;
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boost::unordered_set<std::string> m_vocabSource;
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DocumentVector m_vocabDomain;
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FactorType m_sourceFactorId;
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FactorType m_targetFactorId;
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bool m_unrestricted;
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bool m_simple;
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bool m_sourceContext;
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bool m_domainTrigger;
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bool m_ignorePunctuation;
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CharHash m_punctuationHash;
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std::string m_filePathSource;
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inline std::string ReplaceTilde(const StringPiece &str) const {
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std::string out = str.as_string();
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size_t pos = out.find('~');
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while ( pos != std::string::npos ) {
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out.replace(pos,1,"<TILDE>");
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pos = out.find('~',pos);
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}
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return out;
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};
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public:
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PhrasePairFeature(const std::string &line);
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void Load(AllOptions::ptr const& opts);
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void SetParameter(const std::string& key, const std::string& value);
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bool IsUseable(const FactorMask &mask) const;
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void EvaluateInIsolation(const Phrase &source
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, const TargetPhrase &targetPhrase
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, ScoreComponentCollection &scoreBreakdown
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, ScoreComponentCollection &estimatedScores) const;
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void EvaluateTranslationOptionListWithSourceContext(const InputType &input
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, const TranslationOptionList &translationOptionList) const {
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}
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void EvaluateWithSourceContext(const InputType &input
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, const InputPath &inputPath
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, const TargetPhrase &targetPhrase
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, const StackVec *stackVec
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, ScoreComponentCollection &scoreBreakdown
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, ScoreComponentCollection *estimatedScores = NULL) const;
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void EvaluateWhenApplied(const Hypothesis& hypo,
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ScoreComponentCollection* accumulator) const {
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}
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void EvaluateWhenApplied(const ChartHypothesis& hypo,
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ScoreComponentCollection*) const {
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}
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};
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}
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