[0-size Tensor No.165、218] Add 0-size Tensor support for paddle.nn.functional.cosine_similarity [fluid_ops] #74072
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PR Category
Operator Mechanism
PR Types
Bug fixes
Description
165 paddle.nn.functional.cosine_similarity

python部分修改判断,增加单测,
PaddleAPITest测试通过
218 paddle.nn.functional.sigmoid_focal_loss

增加单测
PaddleAPITest测试通过