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https://github.com/moses-smt/mosesdecoder.git
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53 lines
1.1 KiB
C++
53 lines
1.1 KiB
C++
#ifndef MERT_M2_SCORER_H_
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#define MERT_M2_SCORER_H_
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#include <string>
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#include <vector>
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#include <functional>
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#include "Types.h"
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#include "Util.h"
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#include "StatisticsBasedScorer.h"
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#include "M2.h"
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namespace MosesTuning
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{
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/**
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* M2Scorer class can compute CoNLL m2 F-score.
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*/
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class M2Scorer: public StatisticsBasedScorer
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{
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public:
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explicit M2Scorer(const std::string& config);
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virtual void setReferenceFiles(const std::vector<std::string>& referenceFiles);
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virtual void prepareStats(std::size_t sid, const std::string& text, ScoreStats& entry);
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virtual std::size_t NumberOfScores() const {
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return 4;
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}
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virtual float calculateScore(const std::vector<ScoreStatsType>& comps) const;
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virtual float getReferenceLength(const std::vector<ScoreStatsType>& comps) const;
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private:
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float beta_;
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int max_unchanged_words_;
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bool truecase_;
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bool verbose_;
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M2::M2 m2_;
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std::map<std::pair<size_t, std::string>, std::vector<ScoreStatsType> > seen_;
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// no copying allowed
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M2Scorer(const M2Scorer&);
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M2Scorer& operator=(const M2Scorer&);
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};
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float sentenceM2 (const std::vector<ScoreStatsType>& stats);
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}
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#endif // MERT_M2_SCORER_H_
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