From dbf367e0fc9d3faf906340d1f51f2dbda1892081 Mon Sep 17 00:00:00 2001
From: Chris Dyer <cdyer@cs.cmu.edu>
Date: Fri, 3 Feb 2012 17:19:16 -0500
Subject: make pro use new interface

---
 mteval/ns.cc | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'mteval/ns.cc')

diff --git a/mteval/ns.cc b/mteval/ns.cc
index da678b84..788f809a 100644
--- a/mteval/ns.cc
+++ b/mteval/ns.cc
@@ -21,6 +21,10 @@ map<string, EvaluationMetric*> EvaluationMetric::instances_;
 SegmentEvaluator::~SegmentEvaluator() {}
 EvaluationMetric::~EvaluationMetric() {}
 
+bool EvaluationMetric::IsErrorMetric() const {
+  return false;
+}
+
 struct DefaultSegmentEvaluator : public SegmentEvaluator {
   DefaultSegmentEvaluator(const vector<vector<WordID> >& refs, const EvaluationMetric* em) : refs_(refs), em_(em) {}
   void Evaluate(const vector<WordID>& hyp, SufficientStats* out) const {
-- 
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