Short communication: TOPSIS: Finding Top-K significant N-itemsets in sliding windows adaptively

  • Authors:
  • Bei Yang;Houkuan Huang;Zhifeng Wu

  • Affiliations:
  • School of Computer and Information Technology, Beijing Jiaotong University, Beijing 100044, China and School of Information Engineering, Zhengzhou University, Zhengzhou 450001, China;School of Computer and Information Technology, Beijing Jiaotong University, Beijing 100044, China;School of Computer and Information Technology, Beijing Jiaotong University, Beijing 100044, China

  • Venue:
  • Knowledge-Based Systems
  • Year:
  • 2008

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Abstract

Frequent itemset discovery in data streams is of great importance in different applications. However, the setting of a minimum support threshold is typically hard sometimes. It is interesting for users to find the most K significant n-itemsets (1=