This paper mainly expounds the principles and algorithms of three general clustering methods, and introduces the program system of clustering analysis.
本文主要论述三种常用聚类方法的原理和算法，介绍了聚类分析的程序系统。
Cluster Analysis is argued to process based on Weighted Distance Coefficient and System Similarity methods to enhance the validity of the clustering result.
提出以加权距离和系统相似度量方法为基础进行聚类分析，提高聚类结果的有效性。
Methods HPLC system was used to obtain the chromatograms of Caulis Spatholobi and the clustering analysis was applied for data analysis.
用HPLC法获得鸡血藤药材的色谱图，再用聚类分析方法进行考察。
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