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42 lines
1.1 KiB
C++
42 lines
1.1 KiB
C++
#pragma once
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#include <string>
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#include "VWFeatureBase.h"
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namespace Moses
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{
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// Inherit from this for target-dependent classifier features. They will
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// automatically register with the classifier class named VW0 or one or more
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// names specified by the used-by=name1,name2,... parameter.
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//
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// The classifier gets a full list by calling
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// VWFeatureBase::GetTargetFeatures(GetScoreProducerDescription())
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class VWFeatureTarget : public VWFeatureBase
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{
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public:
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VWFeatureTarget(const std::string &line)
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: VWFeatureBase(line, false) {
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}
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// Gets its pure virtual functions from VWFeatureBase
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virtual void operator()(const InputType &input
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, const InputPath &inputPath
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, const WordsRange &sourceRange
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, Discriminative::Classifier &classifier) const {
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}
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virtual void SetParameter(const std::string& key, const std::string& value) {
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VWFeatureBase::SetParameter(key, value);
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}
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protected:
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inline std::string GetWord(const TargetPhrase &phrase, size_t pos) const {
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return phrase.GetWord(pos).GetString(m_targetFactors, false);
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}
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};
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}
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