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cross_attn_l2u的计算方式 #14

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kakakaaka opened this issue Jun 23, 2024 · 4 comments
Closed

cross_attn_l2u的计算方式 #14

kakakaaka opened this issue Jun 23, 2024 · 4 comments
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@kakakaaka
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kakakaaka commented Jun 23, 2024 •
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想问下代码中cross_attn_l2u的计算方式能否更详细的讲解一下. 初步看似乎不是计算通道之间的相似度而是在计算token之间的相似度.不知道我的理解对不对. 如果可以的话是否能够加微信联系一下, 我微信18842363882.
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@McGregorWwww
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你好，抱歉回复的有点晚了，通道相似度的操作主要是通过转置实现的，原本是q (B, N, C) * k^T (B, C, N) 得到 (N, N)的相似性矩阵，通道的话就是q^T (B, C, N) * k (B, N, C) 得到 (C，C)的相似性矩阵，即每个channel的之间的关系，希望有帮助

@kakakaaka
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感谢, 稍后我再去学习下~.

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@github-actions github-actions bot closed this as completed Nov 2, 2024
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