Update 1.1.2 协同过滤.md
update cosine_similarity
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@@ -40,7 +40,7 @@
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from sklearn.metrics.pairwise import cosine_similarity
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i = [1, 0, 0, 0]
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j = [1, 0.5, 0.5, 0]
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consine_similarity([a, b])
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cosine_similarity([i, j])
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```
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<br>
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