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60 lines
1.4 KiB
C++
60 lines
1.4 KiB
C++
#ifndef moses_WordTranslationFeature_h
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#define moses_WordTranslationFeature_h
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#include <string>
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#include <boost/unordered_set.hpp>
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#include "moses/FactorCollection.h"
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#include "moses/Sentence.h"
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#include "FFState.h"
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#include "StatelessFeatureFunction.h"
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namespace Moses
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{
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/** Sets the features for word translation
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*/
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class WordTranslationFeature : public StatelessFeatureFunction
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{
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typedef std::map< char, short > CharHash;
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typedef std::vector< boost::unordered_set<std::string> > DocumentVector;
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private:
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boost::unordered_set<std::string> m_vocabSource;
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boost::unordered_set<std::string> m_vocabTarget;
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DocumentVector m_vocabDomain;
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FactorType m_factorTypeSource;
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FactorType m_factorTypeTarget;
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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_targetContext;
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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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std::string m_filePathTarget;
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public:
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WordTranslationFeature(const std::string &line);
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bool IsUseable(const FactorMask &mask) const;
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void Load();
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const FFState* EmptyHypothesisState(const InputType &) const {
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return new DummyState();
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}
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void Evaluate(const PhraseBasedFeatureContext& context,
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ScoreComponentCollection* accumulator) const;
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void EvaluateChart(const ChartBasedFeatureContext& context,
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ScoreComponentCollection* accumulator) const;
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};
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}
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#endif // moses_WordTranslationFeature_h
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