... 余弦级数 cosine series 余弦和 cosine sum 余弦变换 cosine transform ...
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fixed valued cosine sum 定值余弦和
integral cosine direct sum 积分直和
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If you review the textbook definition of cosine similarity, you'll find that it's the sum of products of corresponding term weights in a query and a document, normalized.
如果你回顾余弦相似度的教科书的定义,你会发现它是在一个查询和文档的相应术语权重的产品的总和,归一化。
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