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-rw-r--r--rst_parser/arc_factored.cc21
1 files changed, 21 insertions, 0 deletions
diff --git a/rst_parser/arc_factored.cc b/rst_parser/arc_factored.cc
index 44e769b8..34c689f4 100644
--- a/rst_parser/arc_factored.cc
+++ b/rst_parser/arc_factored.cc
@@ -12,6 +12,27 @@ using namespace std;
using namespace std::tr1;
using namespace boost;
+void EdgeSubset::ExtractFeatures(const TaggedSentence& sentence,
+ const std::vector<boost::shared_ptr<ArcFeatureFunction> >& ffs,
+ SparseVector<double>* features) const {
+ SparseVector<weight_t> efmap;
+ for (int i = 0; i < ffs.size(); ++i) {
+ const ArcFeatureFunction& ff= *ffs[i];
+ for (int j = 0; j < h_m_pairs.size(); ++j) {
+ efmap.clear();
+ ff.EgdeFeatures(sentence, h_m_pairs[j].first,
+ h_m_pairs[j].second,
+ &efmap);
+ (*features) += efmap;
+ }
+ for (int j = 0; j < roots.size(); ++j) {
+ efmap.clear();
+ ff.EgdeFeatures(sentence, -1, roots[j], &efmap);
+ (*features) += efmap;
+ }
+ }
+}
+
void ArcFactoredForest::ExtractFeatures(const TaggedSentence& sentence,
const std::vector<boost::shared_ptr<ArcFeatureFunction> >& ffs) {
for (int i = 0; i < ffs.size(); ++i) {