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两个文档向量d1和d2的值为:d1=(1, 0, 3, 0, 2),d2=(3, 2, 0, 0, 1),则它们的余弦相似度为:()


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更多 “两个文档向量d1和d2的值为:d1=(1, 0, 3, 0, 2),d2=(3, 2, 0, 0, 1),则它们的余弦相似度为:()” 相关考题
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