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55 lines
1.6 KiB
C++
55 lines
1.6 KiB
C++
#ifndef moses_PhraseLengthFeature_h
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#define moses_PhraseLengthFeature_h
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#include <stdexcept>
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#include <string>
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#include <map>
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#include "StatelessFeatureFunction.h"
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#include "moses/Word.h"
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#include "moses/FactorCollection.h"
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namespace Moses
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{
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/** Sets the features for length of source phrase, target phrase, both.
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*/
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class PhraseLengthFeature : public StatelessFeatureFunction
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{
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public:
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PhraseLengthFeature(const std::string &line);
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bool IsUseable(const FactorMask &mask) const {
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return true;
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}
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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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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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}
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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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virtual 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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};
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}
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#endif // moses_PhraseLengthFeature_h
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