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https://github.com/moses-smt/mosesdecoder.git
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43 lines
1.0 KiB
C++
43 lines
1.0 KiB
C++
#pragma once
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#include <string>
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#include <algorithm>
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#include "VWFeatureSource.h"
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#include "moses/Util.h"
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namespace Moses
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{
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class VWFeatureSourceIndicator : public VWFeatureSource
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{
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public:
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VWFeatureSourceIndicator(const std::string &line)
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: VWFeatureSource(line) {
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ReadParameters();
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// Call this last
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VWFeatureBase::UpdateRegister();
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}
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void operator()(const InputType &input
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, const Range &sourceRange
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, Discriminative::Classifier &classifier
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, Discriminative::FeatureVector &outFeatures) const {
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size_t begin = sourceRange.GetStartPos();
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size_t end = sourceRange.GetEndPos() + 1;
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std::vector<std::string> words(end - begin);
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for (size_t i = 0; i < end - begin; i++)
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words[i] = GetWord(input, begin + i);
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outFeatures.push_back(classifier.AddLabelIndependentFeature("sind^" + Join(" ", words)));
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}
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virtual void SetParameter(const std::string& key, const std::string& value) {
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VWFeatureSource::SetParameter(key, value);
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}
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};
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}
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