3 Commits (e3e98ed67808ff1903458803f40cb3e4bbfb0fd6)

Author	SHA1	Message	Date
qingqing01	80d2e66f9e	Update backward appending stragety to support double backward and fix some bug. (#18104) ... * Update backward.py: - If there is no input grad var in all outputs of previous ops, do not append this op into graph. - Only apply this stragety when double backward. * Update some double backward op. * Update sum_op to judge whether a tensor is empty by numel or IsInitialized().	6 years ago
lvmengsi	5d1ac41b00	Double backward reduce mean (#17372) ... * test=develop, double backward reduce_mean * add comment. test=develop * fix format. test=develop * rename GradGrad -> DoubleGrad. test=develop * fix op_use_default_grad_op_maker.spec. test=develop	7 years ago
Wu Yi	a2d9b34417	Refine operator cmake (#14413) ... * wip simplify operator framework * wip * wip * done test=develop * clean test=develop * fix test=develop * fix deps test=develop * fix cpu build test=develop * fix tensorrt build test=develop * fix tests test=develop * fix test=develop * fix cpu build test=develop	7 years ago