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请问原作者的论文中提到的余弦相似度计算距离，为什么在您的代码中找不到在哪里实现的呢？ #4

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HongTao-Yu opened this issue Jul 21, 2021 · 2 comments

HongTao-Yu commented Jul 21, 2021

请问原作者的论文中提到的余弦相似度计算距离，为什么在您的代码中找不到在哪里实现的呢？

Owner

HongtaoYang commented Jul 21, 2021 •

edited

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在这里:

DAC-tensorflow/DAC_mnist.py

Line 23 in 7d9b5ad

sim_mat = tf.matmul(label_feat_norm, label_feat_norm, transpose_b=True)

余弦相似度等价于两个 l2-normalized 向量的点积。这里用matmul 来高效计算两个batch of vectors之间的点积。

Author

HongTao-Yu commented Jul 26, 2021

感谢您的回答

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