2015-10-24 16:36:30 +03:00
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/*
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* Weights.cpp
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*
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* Created on: 24 Oct 2015
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* Author: hieu
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*/
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2015-10-27 20:35:42 +03:00
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#include <cassert>
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#include <string>
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#include <vector>
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2015-10-29 21:15:12 +03:00
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#include "FeatureFunction.h"
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2015-10-27 20:35:42 +03:00
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#include "FeatureFunctions.h"
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2015-10-24 16:36:30 +03:00
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#include "Weights.h"
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2015-10-27 20:35:42 +03:00
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#include "moses/Util.h"
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using namespace std;
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2015-10-24 16:36:30 +03:00
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2015-10-29 21:15:12 +03:00
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Weights::Weights()
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{
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2015-10-24 16:36:30 +03:00
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// TODO Auto-generated constructor stub
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}
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Weights::~Weights() {
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// TODO Auto-generated destructor stub
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}
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2015-10-29 21:15:12 +03:00
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void Weights::Init(const FeatureFunctions &ffs)
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{
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size_t totalNumScores = ffs.GetNumScores();
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2015-10-30 18:58:02 +03:00
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//cerr << "totalNumScores=" << totalNumScores << endl;
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2015-10-29 21:15:12 +03:00
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m_weights.resize(totalNumScores, 1);
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}
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void Weights::Debug(std::ostream &out, const FeatureFunctions &ffs) const
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{
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size_t numScores = ffs.GetNumScores();
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for (size_t i = 0; i < numScores; ++i) {
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out << m_weights[i] << " ";
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}
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}
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2015-10-26 19:32:47 +03:00
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std::ostream& operator<<(std::ostream &out, const Weights &obj)
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{
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return out;
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}
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2015-10-27 20:35:42 +03:00
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void Weights::CreateFromString(const FeatureFunctions &ffs, const std::string &line)
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{
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std::vector<std::string> toks = Moses::Tokenize(line);
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assert(toks.size());
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string ffName = toks[0];
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assert(ffName.back() == '=');
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ffName = ffName.substr(0, ffName.size() - 1);
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2015-10-30 18:58:02 +03:00
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//cerr << "ffName=" << ffName << endl;
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2015-10-27 20:35:42 +03:00
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2015-10-29 21:15:12 +03:00
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const FeatureFunction &ff = ffs.FindFeatureFunction(ffName);
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size_t startInd = ff.GetStartInd();
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size_t numScores = ff.GetNumScores();
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assert(numScores == toks.size() -1);
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2015-10-27 20:35:42 +03:00
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2015-10-29 21:15:12 +03:00
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for (size_t i = 0; i < numScores; ++i) {
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SCORE score = Moses::Scan<SCORE>(toks[i+1]);
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m_weights[i + startInd] = score;
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}
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2015-10-27 20:35:42 +03:00
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}
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