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https://github.com/moses-smt/mosesdecoder.git
synced 2024-09-20 07:42:21 +03:00
86 lines
2.3 KiB
C++
86 lines
2.3 KiB
C++
#include "ControlRecombination.h"
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#include "moses/Hypothesis.h"
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#include "moses/Manager.h"
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#include "moses/ChartHypothesis.h"
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#include "moses/ChartManager.h"
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#include "moses/StaticData.h"
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#include "moses/InputFileStream.h"
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#include "moses/Util.h"
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#include "util/exception.hh"
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using namespace std;
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namespace Moses
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{
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ControlRecombinationState::ControlRecombinationState(const Hypothesis &hypo, const ControlRecombination &ff)
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:m_ff(ff)
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{
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if (ff.GetType() == SameOutput) {
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//UTIL_THROW(util::Exception, "Implemented not yet completed for phrase-based model. Need to take into account the coverage");
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hypo.GetOutputPhrase(m_outputPhrase);
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} else {
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m_hypo = &hypo;
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}
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}
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ControlRecombinationState::ControlRecombinationState(const ChartHypothesis &hypo, const ControlRecombination &ff)
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:m_ff(ff)
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{
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if (ff.GetType() == SameOutput) {
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hypo.GetOutputPhrase(m_outputPhrase);
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} else {
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m_hypo = &hypo;
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}
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}
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int ControlRecombinationState::Compare(const FFState& other) const
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{
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const ControlRecombinationState &otherFF = static_cast<const ControlRecombinationState&>(other);
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if (m_ff.GetType() == SameOutput) {
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int ret = m_outputPhrase.Compare(otherFF.m_outputPhrase);
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return ret;
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} else {
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// compare hypo address. Won't be equal unless they're actually the same hypo
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if (m_hypo == otherFF.m_hypo)
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return 0;
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return (m_hypo < otherFF.m_hypo) ? -1 : +1;
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}
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}
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std::vector<float> ControlRecombination::DefaultWeights() const
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{
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UTIL_THROW_IF2(m_numScoreComponents,
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"ControlRecombination should not have any scores");
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vector<float> ret(0);
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return ret;
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}
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FFState* ControlRecombination::EvaluateWhenApplied(
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const Hypothesis& hypo,
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const FFState* prev_state,
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ScoreComponentCollection* accumulator) const
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{
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return new ControlRecombinationState(hypo, *this);
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}
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FFState* ControlRecombination::EvaluateWhenApplied(
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const ChartHypothesis &hypo,
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int /* featureID - used to index the state in the previous hypotheses */,
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ScoreComponentCollection* accumulator) const
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{
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return new ControlRecombinationState(hypo, *this);
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}
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void ControlRecombination::SetParameter(const std::string& key, const std::string& value)
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{
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if (key == "type") {
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m_type = (ControlRecombinationType) Scan<int>(value);
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} else {
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StatefulFeatureFunction::SetParameter(key, value);
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}
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}
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}
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