diff options
| author | Chris Dyer <cdyer@cs.cmu.edu> | 2011-02-22 14:43:16 -0500 |
|---|---|---|
| committer | Chris Dyer <cdyer@cs.cmu.edu> | 2011-02-22 14:43:16 -0500 |
| commit | ed3e4fcfc849784b521fa9f021a26e368caff21a (patch) | |
| tree | bb8e51d3065ae6c5449320e0f8496791c3db9592 /decoder | |
| parent | 1bc872e74d2fd104ed8f32b3e08966739e18411b (diff) | |
split features more
Diffstat (limited to 'decoder')
| -rw-r--r-- | decoder/ff_spans.cc | 8 | ||||
| -rw-r--r-- | decoder/ff_spans.h | 2 |
2 files changed, 7 insertions, 3 deletions
diff --git a/decoder/ff_spans.cc b/decoder/ff_spans.cc index 06593727..6e92535a 100644 --- a/decoder/ff_spans.cc +++ b/decoder/ff_spans.cc @@ -54,7 +54,10 @@ void SpanFeatures::TraversalFeaturesImpl(const SentenceMetadata& smeta, assert(edge.i_ < beg_span_ids_.size()); assert(edge.i_ >= 0); features->set_value(beg_span_ids_[edge.i_], 1); - features->set_value(span_feats_(edge.i_,edge.j_), 1); + if (edge.rule_->lhs_ == kS) + features->set_value(span_feats_(edge.i_,edge.j_).second, 1); + else + features->set_value(span_feats_(edge.i_,edge.j_).second, 1); if (edge.Arity() == 2) { const TRule& rule = *edge.rule_; if (rule.f_[0] == kS && rule.f_[1] == kX) { @@ -105,7 +108,8 @@ void SpanFeatures::PrepareForInput(const SentenceMetadata& smeta) { word = MapIfNecessary(word); ostringstream pf; pf << "SS:" << TD::Convert(bword) << "_" << TD::Convert(word); - span_feats_(i,j) = FD::Convert(pf.str()); + span_feats_(i,j).first = FD::Convert(pf.str()); + span_feats_(i,j).second = FD::Convert("S_" + pf.str()); } } } diff --git a/decoder/ff_spans.h b/decoder/ff_spans.h index 5e90b7e0..4bf5d7e7 100644 --- a/decoder/ff_spans.h +++ b/decoder/ff_spans.h @@ -22,7 +22,7 @@ class SpanFeatures : public FeatureFunction { WordID MapIfNecessary(const WordID& w) const; const int kS; const int kX; - Array2D<int> span_feats_; + Array2D<std::pair<int,int> > span_feats_; // first for X, second for S std::vector<int> end_span_ids_; std::vector<int> beg_span_ids_; std::map<WordID, WordID> word2class_; // optional projection to coarser class |