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本文应用多元分析中的聚类分析法研究中成药的质量问题,收到了预期效果。现以对市售牛黄解毒片的质量判别为例,作为聚类分析在中成药质量判别中应用的尝试。一、原理与方法聚类分析是数理统计中研究物以类聚的一种方法。所谓聚类,就是将样品依某种相似程度按远近分类。描述样品相似程度的办法很
This article uses the cluster analysis method of multivariate analysis to study the quality of proprietary Chinese medicines and received the expected results. The quality discrimination of the commercially available Niuhuangjiedu tablets is taken as an example, as an attempt to apply the cluster analysis to discriminating the quality of proprietary Chinese medicines. I. Principles and Methods Cluster analysis is a method of clustering research materials in mathematical statistics. The so-called clustering is to sort the samples according to a certain degree of similarity. The method of describing the degree of similarity of the sample is very