chrishkchris commented on a change in pull request #488: SINGA -475 add Sign
operator to singa
URL: https://github.com/apache/incubator-singa/pull/488#discussion_r311818007
##########
File path: python/singa/autograd.py
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@@ -1828,3 +1828,18 @@ def backward(self, dy):
def leakyrelu(x, a=0.01):
return LeakyRelu(a)(x)[0]
+
+
+class Sign(Operation):
+ def forward(self, a):
Review comment:
Add the default initializer:
def __init__(self):
super(Sign, self).__init__()
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