空间向量夹角余弦
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vector included angle cosine method 向量夹角余弦法
vector angle cosine
矢量角余弦
以上为机器翻译结果，长、整句建议使用 人工翻译 。
HPLC curves was treated as vector of hyperspace, the similarity between them was calculated by using the cosine value of the Angle between them.
将HPLC指纹图谱看作多维空间内的向量，利用向量夹角余弦的基本公式计算两个指纹图谱间的相似度。
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