diff options
Diffstat (limited to 'dtrain/score.cc')
| -rw-r--r-- | dtrain/score.cc | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/dtrain/score.cc b/dtrain/score.cc index 71d3e5de..7b1f6be4 100644 --- a/dtrain/score.cc +++ b/dtrain/score.cc @@ -103,7 +103,7 @@ SmoothBleuScorer::Score(vector<WordID>& hyp, vector<WordID>& ref, i_bleu[j] += (1/((score_t)j+1)) * i_ng; } } - sum += exp(i_bleu[i])/(pow(2, N_-i)); + sum += exp(i_bleu[i])/(pow(2.0, static_cast<double>(N_-i))); } return brevity_penalty(hyp_len, ref_len) * sum; } |