利用粗糙集理论进行数据挖掘，抽取知识规则，最重要的一点就是基于粗糙集的属性约简和规则提取算法的研究。
To use of rough set theory for data mining and the extraction rules of the knowledge, the most important point is that based on the attribute reduction and rule extraction algorithms of rough set.
分析了数据挖掘技术应用于专家系统的可能性，用粗集理论和集对分析理论解决专家系统中规则的抽取和过滤问题，提出了一种新的规则提取方法。
The possibilities of applying data mining technology to expert system are analyzed. A new method for drawing and filtering control rules by using rough sets and sets pair analysis is proposed.
文中分析了专家系统中规则抽取中存在的困难，用粗糙集理论和集对分析理论解决专家系统中规则的抽取和过滤问题，提出了一种新的规则提取方法，并给出了一个应用实例。
The difficulties of drawing control rules are analyzed in this paper. A new method for drawing and filtering control rules by using rough sets and sets pair analysis is proposed.
文中分析了专家系统中规则抽取中存在的困难，用粗糙集理论和集对分析理论解决专家系统中规则的抽取和过滤问题，提出了一种新的规则提取方法，并给出了一个应用实例。
The difficulties of drawing control rules are analyzed in this paper. A new method for drawing and filtering control rules by using rough sets and sets pair analysis is proposed.
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