关联规则衡量标准的研究

被引:6
作者
罗可
吴杰
机构
[1] 湖南大学电气与信息工程学院
关键词
数据采掘; 关联规则; 有效度; 算法;
D O I
10.13195/j.cd.2003.03.21.luok.005
中图分类号
TP311.13 [];
学科分类号
1201 ;
摘要
关联规则采掘是数据采掘中重要的研究课题。针对当前关联规则采掘中可能产生许多无效关联规则的问题 ,分析其原因 ,提出在衡量标准中增加有效度 ,并给出了有效度的定义。根据有效度的大小 ,将关联规则分为正关联规则、无效关联规则、负关联规则 ,提出了新衡量标准采掘关联规则的算法 ,并用 Visual Fox Pro进行了试验。实验表明 ,新方法能明显减少无效关联规则的数目。
引用
收藏
页码:277 / 280+284 +284
页数:5
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