14 Commits (280a8784f7073619180d5e8af1b982fec3b14580)

Author	SHA1	Message	Date
Kaipeng Deng	3db9c8c982	refine shape and split test. test=develop (#17545)	6 years ago
lvmengsi	10b23a72c1	Double backward elementwise div (#17416) ... * double backward, elementwise_div * fix dx empty. test=develop * bug fix (#17392) fix secure bug * Eanble stack operator for a Ngraph, test=develop (#17406) * fix sqrt_grad_grad unittest. test=develop (#17410) * fix sqrt_grad_grad unittest. test=develop * disable sqrt_grad_grad unittest. test=develop * test=develop, fix unittest * test=develop, fix unittest * test=develop, fix unittest * test=develop, fix bug * fix unittest. test=develop * fix unittest dx. test=develop * tmp fix! for test... test=develop * reduce tmp, test=develop * test=develop, reduce tmp * fix broadcast unittest. test=develop * fix format. test=develop * refine code. test=develop * refine code. test=develop * refine GetDoubleGradSafeTensor. test=develop * fix format. test=develop	6 years ago
Kaipeng Deng	14f223624f	fix sqrt unittest. test=develop (#17440)	6 years ago
lvmengsi	977e9fcb27	support elementwise_sub double backward (#17476) ... add elementwise_sub_grad_grad op for backward of backward calculation	6 years ago
Kaipeng Deng	58d5c61a29	fix sqrt_grad_grad unittest. test=develop (#17410) ... * fix sqrt_grad_grad unittest. test=develop * disable sqrt_grad_grad unittest. test=develop	6 years ago
lvmengsi	4ef631013c	Double backward sqrt (#17387) ... * double backward sqrt * refine unittest. test=develop * refine test. test=develop * remove alpha in unittest. test=develop	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	6 years ago
Kaipeng Deng	bd9bef5a4e	add elementwise_add_grad_grad op (#17366) ... * add elementwise_add_grad_grad op. test=develop * use defined GradMaker. test=develop	6 years ago
Kaipeng Deng	60be66e2c0	support fc_op double grad (#17317) ... * add double grad for mul_op. test=develop * fix format. test=develop * fix format. test=develop * fix format. test=develop * refine code. test=develop * remove setzero. test=develop * fix dx/dy init bug. test=develop * fix format. test=develop	6 years ago
Kaipeng Deng	8bae8590ac	add double grad for elementwise_mul op (#17255) ... * add double grad for elementwise_mul. test=develop * remove comment. test=develop * fix grad sum. test=develop * fix for axis expand. test=develop * add test for axis expand. test=develop	6 years ago
Kaipeng Deng	11d3a38f25	add double grad for square op (#17173) ... * add double grad for square. test=develop * formax code. test=develop * fix for grad sum. test=develop * refine shape. test=develop * refine extract. test=develop	6 years ago
qingqing01	e32c9888f5	Double backward of conv2d. (#17211) ... * Add conv2d_grad_grad_op * Extracte the cuDNN conv algo searching code in conv_cudnn_helper.h. - Now use it in conv2d_grad_grad. - Will simply the searching code in conv2d and conv2d_grad in next PR. * Enhance and fix bug in unit testing of gradient_checker. * Support to fetch empty variables，return None in Python.	6 years ago
ceci3	258e000be6	test=develop, double backward leaky_relu (#17067) ... backward of backward: leaky_relu	6 years ago
qingqing01	c1c2633a63	Support backward of backward for Relu and add a new gradient checker by comparing theoretical and numerical Jacobian. (#16862) ... * Support backward of backward and a new gradient checker * Rename decorators.py to decorator_helper.py, since Python on Windows CI has decorators package. 1. Add ReluDoubleGradMaker when register relu_grad. 2. Add a new gradient checker by comparing theoretical and numerical Jacobian. Check double gradients by double_grad_check.	6 years ago