Methods: We collected the data of 380 gastritis (Weiwantong) patients include symptoms, tongues and pulses, then used variables cluster analysis to analyse it.
方法：收集380例胃炎(胃脘痛)病例，记录症状、舌象和脉象等临床资料，对临床资料进行变量聚类分析。
Importance of variables for each cluster.
每个集群的偏差的重要性。
According to 152 indexes of China economic system for 11 years data we make self-organization models for all variables and core variables by cluster analyze.
本文采用中国经济系统的152个主要指标的11年数据，先后建立了全变量自组织模型和采用簇分析后的核心变量自组织模型。
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