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Why the second derivative is the gradient of the pooling operation.

Open WHQ1111 opened this issue 6 years ago • 1 comments

When I read 'special_grads.py', I wondering why the second derivative is the gradient of the pooling operation.

WHQ1111 avatar Oct 12 '19 08:10 WHQ1111

Besides, I don't know why it returns a triple and what each element in this triple represents. Thanks in advance for your answer.

WHQ1111 avatar Oct 12 '19 08:10 WHQ1111