From dc6930c00b4b276883280cff1ed6dcd9ddef03c7 Mon Sep 17 00:00:00 2001
From: Chris Dyer <redpony@gmail.com>
Date: Tue, 8 Dec 2009 21:38:55 -0500
Subject: LICENSE fixes, full support of lattice decoding

---
 src/ff.h | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

(limited to 'src/ff.h')

diff --git a/src/ff.h b/src/ff.h
index c97e2fe2..e962b4ba 100644
--- a/src/ff.h
+++ b/src/ff.h
@@ -89,6 +89,21 @@ class WordPenalty : public FeatureFunction {
   const double value_;
 };
 
+class SourceWordPenalty : public FeatureFunction {
+ public:
+  SourceWordPenalty(const std::string& param);
+ protected:
+  virtual void TraversalFeaturesImpl(const SentenceMetadata& smeta,
+                                     const Hypergraph::Edge& edge,
+                                     const std::vector<const void*>& ant_contexts,
+                                     SparseVector<double>* features,
+                                     SparseVector<double>* estimated_features,
+                                     void* context) const;
+ private:
+  const int fid_;
+  const double value_;
+};
+
 // this class is a set of FeatureFunctions that can be used to score, rescore,
 // etc. a (translation?) forest
 class ModelSet {
-- 
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