摘要
在大型数据库项目之间发现关联规则是一个重要的数据挖掘问题 ,而挖掘出的关联规则数常常是巨大的 .现基于覆盖运算 ,讨论已知关联规则可导出其它关联规则 。
Discovering?association?rules?between?items?in?a?larger?database?is?an?important?data?mining?problem.?Sometimes?The?number?of?association?rules?may?be?huge.?In?this?paper?,we?define?a?cover?operator?and?suggest?that?a?given?association?rule?can?be?used?to?derive?other?association?rules.?There?is?the?least?set?of?rules?that?covers?all?association?rules?which?are?shown?in?the?paper.
出处
《云南民族学院学报(自然科学版)》
2001年第3期373-375,379,共4页
Journal of Yunnan University of The Nationalities(Natural Sciences Edition)
关键词
数据挖掘
关联规则
覆盖运算
关联推理
Data mining
Association rules
Cover operator
Association inference