1 files changed, 45 insertions, 0 deletions
diff --git a/contrib/memscore/phraselm.h b/contrib/memscore/phraselm.h
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+++ b/contrib/memscore/phraselm.h
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+// memscore - in-memory phrase scoring for Statistical Machine Translation
+// Christian Hardmeier, FBK-irst, Trento, 2010
+// $Id$
+
+#ifndef PHRASELM_H
+#define PHRASELM_H
+
+#include <cassert>
+
+#include "memscore.h"
+#include "phrasetable.h"
+#include "statistic.h"
+
+class lmtable;
+
+class PhraseLanguageModel : public PhraseStatistic
+{
+protected:
+  String lmfile_;
+  Count score_idx_;
+
+  PhraseInfoList *phrase_info_list_;
+
+  void compute_lmscores(PhraseInfoList &phrase_info_list, bool closed_world);
+
+public:
+  PhraseLanguageModel(String lmfile) : lmfile_(lmfile) {}
+
+  virtual void attach(PhraseInfoList &pilist);
+  virtual void compute_statistic();
+
+  virtual Score get_score(PhraseInfo &pi) {
+    assert(computation_done_);
+    return pi.data(score_idx_);
+  }
+};
+
+class ClosedPhraseLanguageModel : public PhraseLanguageModel
+{
+public:
+  ClosedPhraseLanguageModel(String lmfile) : PhraseLanguageModel(lmfile) {}
+  virtual void compute_statistic();
+};
+
+#endif