Fixed bug when using a non-zero lower bound

bethgelab · Aug 7, 2017 · 1b16779 · 1b16779
1 parent 7e4e596
commit 1b16779
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/foolbox/attacks/contrast.py b/foolbox/attacks/contrast.py
@@ -12,7 +12,7 @@ class ContrastReductionAttack(Attack):
     def _apply(self, a, epsilons=1000):
         image = a.original_image
         min_, max_ = a.bounds()
-        target = (max_ - min_) / 2
+        target = (max_ + min_) / 2
 
         if not isinstance(epsilons, Iterable):
             epsilons = np.linspace(0, 1, num=epsilons + 1)[1:]