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| #include <stdlib.h> |
| #include "TargetPhraseImpl.h" |
| #include "../Scores.h" |
| #include "../System.h" |
| #include "../MemPool.h" |
| #include "../PhraseBased/Manager.h" |
| #include "../AlignmentInfoCollection.h" |
| #include "../TranslationModel/PhraseTable.h" |
|
|
| using namespace std; |
|
|
| namespace Moses2 |
| { |
| namespace SCFG |
| { |
|
|
| TargetPhraseImpl *TargetPhraseImpl::CreateFromString(MemPool &pool, |
| const PhraseTable &pt, const System &system, const std::string &str) |
| { |
| |
| FactorCollection &vocab = system.GetVocab(); |
|
|
| vector<string> toks = Tokenize(str); |
| size_t size = toks.size() - 1; |
| TargetPhraseImpl *ret = |
| new (pool.Allocate<TargetPhraseImpl>()) TargetPhraseImpl(pool, pt, system, |
| size); |
|
|
| for (size_t i = 0; i < size; ++i) { |
| SCFG::Word &word = (*ret)[i]; |
| word.CreateFromString(vocab, system, toks[i]); |
| } |
|
|
| |
| ret->lhs.CreateFromString(vocab, system, toks.back()); |
| |
| return ret; |
| } |
|
|
| TargetPhraseImpl::TargetPhraseImpl(MemPool &pool, |
| const PhraseTable &pt, |
| const System &system, |
| size_t size) |
| :Moses2::TargetPhrase<SCFG::Word>(pool, pt, system, size) |
| ,m_alignNonTerm(&AlignmentInfoCollection::Instance().GetEmptyAlignmentInfo()) |
|
|
| { |
| m_scores = new (pool.Allocate<Scores>()) Scores(system, pool, |
| system.featureFunctions.GetNumScores()); |
|
|
| } |
|
|
| TargetPhraseImpl::~TargetPhraseImpl() |
| { |
| |
| } |
|
|
| std::string TargetPhraseImpl::Debug(const System &system) const |
| { |
| stringstream out; |
| out << lhs.Debug(system); |
| out << " -> "; |
| for (size_t i = 0; i < GetSize(); ++i) { |
| const SCFG::Word &word = (*this)[i]; |
| out << word.Debug(system) << " "; |
| } |
| out << "pt=" << pt.GetName(); |
| out << " SCORES:" << GetScores().Debug(system); |
| out << " ALIGN-T:"; |
| out << GetAlignTerm().Debug(system); |
| out << " ALIGN-NT:"; |
| out << GetAlignNonTerm().Debug(system); |
|
|
| return out.str(); |
| } |
|
|
| void TargetPhraseImpl::SetAlignmentInfo(const std::string &alignString) |
| { |
| AlignmentInfo::CollType alignTerm, alignNonTerm; |
|
|
| vector<string> toks = Tokenize(alignString); |
| for (size_t i = 0; i < toks.size(); ++i) { |
| vector<size_t> alignPair = Tokenize<size_t>(toks[i], "-"); |
| UTIL_THROW_IF2(alignPair.size() != 2, "Wrong alignment format"); |
|
|
| size_t sourcePos = alignPair[0]; |
| size_t targetPos = alignPair[1]; |
|
|
| if ((*this)[targetPos].isNonTerminal) { |
| alignNonTerm.insert(std::pair<size_t,size_t>(sourcePos, targetPos)); |
| } else { |
| alignTerm.insert(std::pair<size_t,size_t>(sourcePos, targetPos)); |
| } |
| } |
|
|
| SetAlignTerm(alignTerm); |
| SetAlignNonTerm(alignNonTerm); |
| |
|
|
| |
| |
|
|
| } |
|
|
| size_t TargetPhraseImpl::GetNumNonTerms() const |
| { |
| size_t ret = 0; |
| for (size_t i = 0; i < GetSize(); ++i) { |
| if ((*this)[i].isNonTerminal) { |
| ++ret; |
| } |
| } |
| return ret; |
| } |
|
|
|
|
| } |
| } |
|
|
