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。
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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