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authorWu, Ke <wuke@cs.umd.edu>2014-12-11 18:52:08 -0500
committerWu, Ke <wuke@cs.umd.edu>2014-12-11 18:52:08 -0500
commit09e9a08a69401a47b9494312fa073db86b50cccf (patch)
tree3b9f786775554574efebd9c75bde349c565cfe4b /decoder/ff_const_reorder.h
parent2b30e44c7845c0e9fccbf2fc0ea535a0c5322d60 (diff)
parent8fb14af5dfb8032e2fb4fe6e94ed983baf39de0b (diff)
Merge branch 'const_reorder_no_state' into const_reorder_2
Diffstat (limited to 'decoder/ff_const_reorder.h')
-rw-r--r--decoder/ff_const_reorder.h43
1 files changed, 43 insertions, 0 deletions
diff --git a/decoder/ff_const_reorder.h b/decoder/ff_const_reorder.h
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+/*
+ * ff_const_reorder.h
+ *
+ * Created on: Jul 11, 2013
+ * Author: junhuili
+ */
+
+#ifndef FF_CONST_REORDER_H_
+#define FF_CONST_REORDER_H_
+
+#include "ff_factory.h"
+#include "ff.h"
+
+struct ConstReorderFeatureImpl;
+
+// Soft reordering constraint features from
+// http://www.aclweb.org/anthology/P14-1106. To train the classifers,
+// use utils/const_reorder_model_trainer for constituency reordering
+// constraints and utils/argument_reorder_model_trainer for SRL
+// reordering constraints.
+//
+// Input segments should provide path to parse tree (resp. SRL parse)
+// as "parse" (resp. "srl") properties.
+class ConstReorderFeature : public FeatureFunction {
+ public:
+ ConstReorderFeature(const std::string& param);
+ ~ConstReorderFeature();
+ static std::string usage(bool param, bool verbose);
+
+ protected:
+ virtual void PrepareForInput(const SentenceMetadata& smeta);
+
+ virtual void TraversalFeaturesImpl(
+ const SentenceMetadata& smeta, const HG::Edge& edge,
+ const std::vector<const void*>& ant_contexts,
+ SparseVector<double>* features, SparseVector<double>* estimated_features,
+ void* out_context) const;
+
+ private:
+ ConstReorderFeatureImpl* pimpl_;
+};
+
+#endif /* FF_CONST_REORDER_H_ */