关键词: 知识发现 数据挖掘 领域知识 属性值 缺省值 发现算法 用户定义 最小支持度 信息系统 频繁项集 剪枝技术 实验证明

Abstract: Taking into account the interest given by the customers, the number of the value of each attribute and the default attribute value in the information system, this paper proposes an approach for hunting the minimum support by synthetical importance of patt

Key words: Knowledge discovery, Data mining,Domain knowledge