计算机科学 ›› 2008, Vol. 35 ›› Issue (7): 170-172.

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一种基于分类的关联规则研究

王勇 张伟   

  1. 重庆教育学院计算机与现代教育技术系,重庆400067
  • 出版日期:2018-11-16 发布日期:2018-11-16
  • 基金资助:
    中国博士后科学基金一等资助项目(No.20060390175),重庆市教委资助项目(No.kj071502,No.kj051501,No.kj061501),重庆市科委自然科学基金资助项目(No.CSTC,2005BB2286,2006BB2254).

WANG Yong ZHANG Wei (Department of Computer and Modern Education Technology, Chongqing Education College, Chongqing 400067,China)   

  • Online:2018-11-16 Published:2018-11-16

摘要: 传统的Apriori关联法则算法必须经过大量反复的数据库扫描才能产生候选项集,效率较低。提出一个改进的CBA(Classification Based Apriori)算法。此算法仅需扫描数据库一次,将数据库经过预处理后,再将事务数据库进行分类并保存分类结果,比较时可以不与所有事务记录进行比较,从而减少扫描数据库的次数与比较时间,且又能确保挖掘结果的完整性与正确性。

关键词: 数据挖掘 关联法则 分类

Abstract: Typical association rules algorithm contais weaknesses such as often requiring a large number of repeated passes over the database to generate the candidate item sets. In this paper,we present an improved method named CBA (Classification Based Apriori). T

Key words: Data mining, Association rule,Classification

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