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From GitBox <...@apache.org>
Subject [GitHub] [incubator-singa] joddiy opened a new pull request #545: SINGA-494 Singa autograd improvement
Date Tue, 08 Oct 2019 07:02:14 GMT
joddiy opened a new pull request #545: SINGA-494 Singa autograd improvement
URL: https://github.com/apache/incubator-singa/pull/545
 
 
   ## Background: some autograd ops cannot satisfy the onnx demand, as following:
   
   ### conv, averagepool, maxpool
   - only support 2d input, i.e, N/*C/*W/*H
   - not support SAME_UPPER, SAME_LOWER, count_include_pad and ceil_mode
   
   ### reshape
   - not support zero_dim, zero_and_negative_dim
   
   ### concat
   - not support 1d
   
   ### matmul
   - only support 2d
   
   ### min, max
   - only support 2 inputs
   
   ### add
   - not support broadcast
   
   ### and, or, xor
   - not support broadcast
   
   ### div, pow, prelu
   - not support broadcast

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