Mining Association Rules with Negative Items Using Interest Measure

  • Authors:
  • Haofeng Zhou;Pan Gao;Yangyong Zhu

  • Affiliations:
  • -;-;-

  • Venue:
  • WAIM '00 Proceedings of the First International Conference on Web-Age Information Management
  • Year:
  • 2000

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Abstract

In this paper, we analyze some potential problems in the existing mining algorithms on association rules. These problems are caused by only concerning about its support and confidence, while neglecting to what extent the rule will interest people. At the same time, the existing definition and mining algorithms of association rules does not take into account any negative items, therefore many valuable rules are lost. We hereby introduce the concepts of interest measure and negative item into the definition and evaluation system. Then we modify the existing algorithms so as to use interest measure to generate rules with negative items. At the end of this paper we analyze the new algorithm and prove it to be efficient and feasible.