中文摘要：

类方在机体中的作用十分复杂,存在着大量的不确定信息。用粗糙集理论可对类方中各组成药物的地位及其与证候指标的关系进行分析,有助于揭示类方配伍规律,对临床实践有指导意义。

英文摘要：

There are a lot of uncertain information because of the complicated effects of herbal composition in categorized formulas in body. The rough set theory is used to analyze the importance of each component in herbal composition in categorized formulas and the relationship between prescription and syndrome indexs. It may reveal the regulation of herbal composition in categorized formulas, and it is very meaningful to clinical practical.