Locality-Sensitive Hashing: a Primer
Product quantization for nearest neighbor search
内积：
余弦定理- 维基百科
x,y的内积 = <x,y> = cos(x,y)|x||y| = x的长度乘以y在x方向上投影的长度
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July 20, 2021 16:24
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faiss调研资料
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