void TranslationOptionCollectionConfusionNet::CreateTranslationOptions()
{
  if (!StaticData::Instance().GetUseLegacyPT()) {
    GetTargetPhraseCollectionBatch();
  }
  TranslationOptionCollection::CreateTranslationOptions();
}
Ejemplo n.º 2
0
void PhraseDictionaryOnDisk::GetTargetPhraseCollectionBatch(const InputPathList &inputPathQueue) const
{
  InputPathList::const_iterator iter;
  for (iter = inputPathQueue.begin(); iter != inputPathQueue.end(); ++iter) {
    InputPath &inputPath = **iter;
    GetTargetPhraseCollectionBatch(inputPath);
  }
}
Ejemplo n.º 3
0
void PhraseDictionaryOnDisk::GetTargetPhraseCollectionBatch(const InputPathList &inputPathQueue) const
{
  InputPathList::const_iterator iter;
  for (iter = inputPathQueue.begin(); iter != inputPathQueue.end(); ++iter) {
    InputPath &inputPath = **iter;
    GetTargetPhraseCollectionBatch(inputPath);
  }

  // delete nodes that's been saved
  for (iter = inputPathQueue.begin(); iter != inputPathQueue.end(); ++iter) {
    InputPath &inputPath = **iter;
    const OnDiskPt::PhraseNode *ptNode = static_cast<const OnDiskPt::PhraseNode*>(inputPath.GetPtNode(*this));
    delete ptNode;
  }

}
void TranslationOptionCollectionLattice::CreateTranslationOptions()
{
  GetTargetPhraseCollectionBatch();

  VERBOSE(2,"Translation Option Collection\n " << *this << endl);
  const vector <DecodeGraph*> &decodeGraphs = StaticData::Instance().GetDecodeGraphs();
  UTIL_THROW_IF2(decodeGraphs.size() != 1, "Multiple decoder graphs not supported yet");
  const DecodeGraph &decodeGraph = *decodeGraphs[0];
  UTIL_THROW_IF2(decodeGraph.GetSize() != 1, "Factored decomposition not supported yet");

  const DecodeStep &decodeStep = **decodeGraph.begin();
  const PhraseDictionary &phraseDictionary = *decodeStep.GetPhraseDictionaryFeature();

  for (size_t i = 0; i < m_inputPathQueue.size(); ++i) {
    const InputPath &path = *m_inputPathQueue[i];
    const TargetPhraseCollection *tpColl = path.GetTargetPhrases(phraseDictionary);
    const WordsRange &range = path.GetWordsRange();

    if (tpColl) {
    	TargetPhraseCollection::const_iterator iter;
    	for (iter = tpColl->begin(); iter != tpColl->end(); ++iter) {
    		const TargetPhrase &tp = **iter;
    		TranslationOption *transOpt = new TranslationOption(range, tp);
    		transOpt->SetInputPath(path);
    		transOpt->Evaluate(m_source);

    		Add(transOpt);
    	}
    }
    else if (path.GetPhrase().GetSize() == 1) {
    	// unknown word processing
    	ProcessOneUnknownWord(path, path.GetWordsRange().GetEndPos(), 1, path.GetInputScore());
    }
  }

  // Prune
  Prune();

  Sort();

  // future score matrix
  CalcFutureScore();

  // Cached lex reodering costs
  CacheLexReordering();

}
void TranslationOptionCollectionText::CreateTranslationOptions()
{
  GetTargetPhraseCollectionBatch();
  TranslationOptionCollection::CreateTranslationOptions();
}