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| | #ifndef DISTORTION_H_ |
| | #define DISTORTION_H_ |
| |
|
| | #include "StatefulFeatureFunction.h" |
| | #include "../legacy/Range.h" |
| | #include "../TypeDef.h" |
| |
|
| | namespace Moses2 |
| | { |
| |
|
| | class Distortion: public StatefulFeatureFunction |
| | { |
| | public: |
| | Distortion(size_t startInd, const std::string &line); |
| | virtual ~Distortion(); |
| |
|
| | virtual FFState* BlankState(MemPool &pool, const System &sys) const; |
| | virtual void EmptyHypothesisState(FFState &state, const ManagerBase &mgr, |
| | const InputType &input, const Hypothesis &hypo) const; |
| |
|
| | virtual void |
| | EvaluateInIsolation(MemPool &pool, const System &system, const Phrase<Moses2::Word> &source, |
| | const TargetPhraseImpl &targetPhrase, Scores &scores, |
| | SCORE &estimatedScore) const; |
| |
|
| | virtual void |
| | EvaluateInIsolation(MemPool &pool, const System &system, const Phrase<SCFG::Word> &source, |
| | const TargetPhrase<SCFG::Word> &targetPhrase, Scores &scores, |
| | SCORE &estimatedScore) const; |
| |
|
| | virtual void EvaluateWhenApplied(const std::deque<Hypothesis*> &hypos) const { |
| | } |
| |
|
| | virtual void EvaluateWhenApplied(const ManagerBase &mgr, |
| | const Hypothesis &hypo, const FFState &prevState, Scores &scores, |
| | FFState &state) const; |
| |
|
| | virtual void EvaluateWhenApplied(const SCFG::Manager &mgr, |
| | const SCFG::Hypothesis &hypo, int featureID, Scores &scores, |
| | FFState &state) const; |
| |
|
| | protected: |
| | SCORE CalculateDistortionScore(const Range &prev, const Range &curr, |
| | const int FirstGap) const; |
| |
|
| | int ComputeDistortionDistance(const Range& prev, const Range& current) const; |
| |
|
| | }; |
| |
|
| | } |
| |
|
| | #endif |
| |
|
