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https://github.com/moses-smt/mosesdecoder.git
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119 lines
4.1 KiB
C++
119 lines
4.1 KiB
C++
#include "TranslationTaskChart.h"
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#include "moses/Sentence.h"
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#include "moses/StaticData.h"
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#include "moses/Incremental.h"
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#include "moses/IOWrapperChart.h"
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#include "moses/OutputCollector.h"
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using namespace std;
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using namespace Moses;
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using namespace MosesChartCmd;
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TranslationTaskChart::TranslationTaskChart(InputType *source, IOWrapperChart &ioWrapper,
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boost::shared_ptr<HypergraphOutput<ChartManager> > hypergraphOutput)
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: m_source(source)
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, m_ioWrapper(ioWrapper)
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, m_hypergraphOutput(hypergraphOutput)
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{}
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TranslationTaskChart::~TranslationTaskChart() {
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delete m_source;
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}
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void TranslationTaskChart::Run() {
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const StaticData &staticData = StaticData::Instance();
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const size_t translationId = m_source->GetTranslationId();
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VERBOSE(2,"\nTRANSLATING(" << translationId << "): " << *m_source);
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if (staticData.GetSearchAlgorithm() == ChartIncremental) {
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Incremental::Manager manager(*m_source);
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const std::vector<search::Applied> &nbest = manager.ProcessSentence();
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if (!nbest.empty()) {
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m_ioWrapper.OutputBestHypo(nbest[0], translationId);
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if (staticData.IsDetailedTranslationReportingEnabled()) {
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const Sentence &sentence = dynamic_cast<const Sentence &>(*m_source);
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m_ioWrapper.OutputDetailedTranslationReport(&nbest[0], sentence, translationId);
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}
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if (staticData.IsDetailedTreeFragmentsTranslationReportingEnabled()) {
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const Sentence &sentence = dynamic_cast<const Sentence &>(*m_source);
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m_ioWrapper.OutputDetailedTreeFragmentsTranslationReport(&nbest[0], sentence, translationId);
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}
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} else {
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m_ioWrapper.OutputBestNone(translationId);
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}
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if (staticData.GetNBestSize() > 0)
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m_ioWrapper.OutputNBestList(nbest, translationId);
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return;
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}
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ChartManager manager(*m_source);
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manager.ProcessSentence();
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UTIL_THROW_IF2(staticData.UseMBR(), "Cannot use MBR");
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// Output search graph in hypergraph format for Kenneth Heafield's lazy hypergraph decoder
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if (m_hypergraphOutput.get()) {
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m_hypergraphOutput->Write(manager);
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}
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// 1-best
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const ChartHypothesis *bestHypo = manager.GetBestHypothesis();
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m_ioWrapper.OutputBestHypo(bestHypo, translationId);
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IFVERBOSE(2) {
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PrintUserTime("Best Hypothesis Generation Time:");
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}
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if (!staticData.GetAlignmentOutputFile().empty()) {
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m_ioWrapper.OutputAlignment(translationId, bestHypo);
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}
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if (staticData.IsDetailedTranslationReportingEnabled()) {
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const Sentence &sentence = dynamic_cast<const Sentence &>(*m_source);
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m_ioWrapper.OutputDetailedTranslationReport(bestHypo, sentence, translationId);
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}
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if (staticData.IsDetailedTreeFragmentsTranslationReportingEnabled()) {
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const Sentence &sentence = dynamic_cast<const Sentence &>(*m_source);
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m_ioWrapper.OutputDetailedTreeFragmentsTranslationReport(bestHypo, sentence, translationId);
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}
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if (!staticData.GetOutputUnknownsFile().empty()) {
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m_ioWrapper.OutputUnknowns(manager.GetParser().GetUnknownSources(),
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translationId);
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}
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//DIMw
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if (staticData.IsDetailedAllTranslationReportingEnabled()) {
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const Sentence &sentence = dynamic_cast<const Sentence &>(*m_source);
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size_t nBestSize = staticData.GetNBestSize();
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std::vector<boost::shared_ptr<ChartKBestExtractor::Derivation> > nBestList;
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manager.CalcNBest(nBestSize, nBestList, staticData.GetDistinctNBest());
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m_ioWrapper.OutputDetailedAllTranslationReport(nBestList, manager, sentence, translationId);
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}
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// n-best
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size_t nBestSize = staticData.GetNBestSize();
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if (nBestSize > 0) {
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VERBOSE(2,"WRITING " << nBestSize << " TRANSLATION ALTERNATIVES TO " << staticData.GetNBestFilePath() << endl);
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std::vector<boost::shared_ptr<ChartKBestExtractor::Derivation> > nBestList;
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manager.CalcNBest(nBestSize, nBestList,staticData.GetDistinctNBest());
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m_ioWrapper.OutputNBestList(nBestList, translationId);
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IFVERBOSE(2) {
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PrintUserTime("N-Best Hypotheses Generation Time:");
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}
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}
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if (staticData.GetOutputSearchGraph()) {
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std::ostringstream out;
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manager.OutputSearchGraphMoses( out);
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OutputCollector *oc = m_ioWrapper.GetSearchGraphOutputCollector();
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UTIL_THROW_IF2(oc == NULL, "File for search graph output not specified");
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oc->Write(translationId, out.str());
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}
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IFVERBOSE(2) {
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PrintUserTime("Sentence Decoding Time:");
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}
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manager.CalcDecoderStatistics();
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}
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