Add eps to normalization (#797)

2019-04-05 14:46:01 -07:00
parent c79b3373bf
commit 49a99c7d23
1 changed files with 1 additions and 1 deletions
--- a/baselines/ddpg/ddpg_learner.py
+++ b/baselines/ddpg/ddpg_learner.py
@@ -17,7 +17,7 @@ except ImportError:
 def normalize(x, stats):
    if stats is None:
        return x
-    return (x - stats.mean) / stats.std
+    return (x - stats.mean) / (stats.std + 1e-8)


 def denormalize(x, stats):