merge paul's extractor code

1 files changed, 34 insertions, 0 deletions

diff --git a/extractor/features/max_lex_source_given_target.h b/extractor/features/max_lex_source_given_target.h
new file mode 100644
index 00000000..461b0ebf
--- /dev/null
+++ b/extractor/features/max_lex_source_given_target.h
@@ -0,0 +1,34 @@
+#ifndef _MAX_LEX_SOURCE_GIVEN_TARGET_H_
+#define _MAX_LEX_SOURCE_GIVEN_TARGET_H_
+
+#include <memory>
+
+#include "feature.h"
+
+using namespace std;
+
+namespace extractor {
+
+class TranslationTable;
+
+namespace features {
+
+/**
+ * Feature computing max(p(f | e)) across all pairs of words in the phrase pair.
+ */
+class MaxLexSourceGivenTarget : public Feature {
+ public:
+  MaxLexSourceGivenTarget(shared_ptr<TranslationTable> table);
+
+  double Score(const FeatureContext& context) const;
+
+  string GetName() const;
+
+ private:
+  shared_ptr<TranslationTable> table;
+};
+
+} // namespace features
+} // namespace extractor
+
+#endif