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-rw-r--r--mteval/ns.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/mteval/ns.h b/mteval/ns.h
index f6329b65..16edfdf0 100644
--- a/mteval/ns.h
+++ b/mteval/ns.h
@@ -8,6 +8,9 @@
#include "wordid.h"
#include <iostream>
+std::vector<WordID> Characterize(const std::vector<WordID>& reference);
+std::vector<std::vector<WordID> > Characterize(const std::vector<std::vector<WordID> >& references);
+
class SufficientStats {
public:
SufficientStats() : id_() {}