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推荐系统协同过滤代码 #78

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MonkeyDli opened this issue Sep 15, 2020 · 0 comments

MonkeyDli commented Sep 15, 2020

网上很多地方都是使用你这一模板的代码,不知道源头在哪.
在协同过滤的代码中,pairwise_distance算的是余弦距离不是余弦相似度,得到的结果其实是完全相反的,应该修改为cosine_similarity这个函数

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