From b0d1a4f0c9718412691f279b9092f18073cf5094 Mon Sep 17 00:00:00 2001
From: Chris Dyer <prguest11@taipan.cs>
Date: Mon, 16 Apr 2012 19:39:36 +0100
Subject: feature extraction helper

---
 rst_parser/arc_factored.h | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'rst_parser/arc_factored.h')

diff --git a/rst_parser/arc_factored.h b/rst_parser/arc_factored.h
index 4de38b66..a271c8d4 100644
--- a/rst_parser/arc_factored.h
+++ b/rst_parser/arc_factored.h
@@ -17,14 +17,17 @@ struct TaggedSentence {
   std::vector<WordID> pos;
 };
 
+struct ArcFeatureFunction;
 struct EdgeSubset {
   EdgeSubset() {}
   std::vector<short> roots; // unless multiroot trees are supported, this
                             // will have a single member
   std::vector<std::pair<short, short> > h_m_pairs; // h,m start at 0
+  void ExtractFeatures(const TaggedSentence& sentence,
+                       const std::vector<boost::shared_ptr<ArcFeatureFunction> >& ffs,
+                       SparseVector<double>* features) const;
 };
 
-struct ArcFeatureFunction;
 class ArcFactoredForest {
  public:
   ArcFactoredForest() : num_words_() {}
-- 
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