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authorChris Dyer <redpony@gmail.com>2009-12-14 20:35:11 -0500
committerChris Dyer <redpony@gmail.com>2009-12-14 20:35:11 -0500
commit851e389dffdd6996ea32d70defb8906de80b9edc (patch)
tree8c68ee77205badc056b8ab5b332e67e3e98017df /decoder/phrasetable_fst.h
parentdc6930c00b4b276883280cff1ed6dcd9ddef03c7 (diff)
few small fixes of alignment tools, add new orthographic similarity feature for word aligner, final naming of directories, libraries in cdec
Diffstat (limited to 'decoder/phrasetable_fst.h')
-rw-r--r--decoder/phrasetable_fst.h34
1 files changed, 34 insertions, 0 deletions
diff --git a/decoder/phrasetable_fst.h b/decoder/phrasetable_fst.h
new file mode 100644
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+++ b/decoder/phrasetable_fst.h
@@ -0,0 +1,34 @@
+#ifndef _PHRASETABLE_FST_H_
+#define _PHRASETABLE_FST_H_
+
+#include <vector>
+#include <string>
+
+#include "sparse_vector.h"
+#include "trule.h"
+
+class TargetPhraseSet {
+ public:
+ virtual ~TargetPhraseSet();
+ virtual const std::vector<TRulePtr>& GetRules() const = 0;
+};
+
+class FSTNode {
+ public:
+ virtual ~FSTNode();
+ virtual const TargetPhraseSet* GetTranslations() const = 0;
+ virtual bool HasData() const = 0;
+ virtual bool HasOutgoingNonEpsilonEdges() const = 0;
+ virtual const FSTNode* Extend(const WordID& t) const = 0;
+
+ // these should only be called on q_0:
+ virtual void AddPassThroughTranslation(const WordID& w, const SparseVector<double>& feats) = 0;
+ virtual void ClearPassThroughTranslations() = 0;
+};
+
+// attn caller: you own the memory
+FSTNode* LoadTextPhrasetable(const std::vector<std::string>& filenames);
+FSTNode* LoadTextPhrasetable(std::istream* in);
+FSTNode* LoadBinaryPhrasetable(const std::string& fname_prefix);
+
+#endif