Ratio should be predlen/reflen not reflen/predlen

To be compatible with multi-bleu. This seems to only affect the result_string.
jacobkahn · Jan 29, 2018 · 1ff3efc · 1ff3efc
1 parent ee36a6f
commit 1ff3efc
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/fairseq/bleu.py b/fairseq/bleu.py
@@ -102,5 +102,5 @@ def result_string(self, order=4):
         fmt += ' (BP={:.3f}, ratio={:.3f}, syslen={}, reflen={})'
         bleup = [p * 100 for p in self.precision()[:order]]
         return fmt.format(order, self.score(order=order), *bleup,
-                          self.brevity(), self.stat.reflen/self.stat.predlen,
+                          self.brevity(), self.stat.predlen/self.stat.reflen,
                           self.stat.predlen, self.stat.reflen)