Multi-knowledge extraction and application

  • Authors:
  • QingXiang Wu;David Bell

  • Affiliations:
  • Faculty of Informatics, University of Ulster at Magee, N.Ireland, UK;Department of Computer Science, Queens University, Belfast, UK

  • Venue:
  • RSFDGrC'03 Proceedings of the 9th international conference on Rough sets, fuzzy sets, data mining, and granular computing
  • Year:
  • 2003

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Abstract

Rough set theory provides approaches to the finding a reduct (informally, an identifying set of attributes) from a decision system or a training set. In this paper, an algorithm for finding multiple reducts is developed. The algorithm has been used to find the multi-reducts in data sets from UCI Machine Learning Repository. The experiments show that many databases in the real world have multiple reducts. Using the multi-reducts, multiknowledge is defined and an approach for extraction is presented. It is shown that a robot with multi-knowledge has the ability to identify a changing environment. Multiknowledge can be applied in many application areas in machine learning or data mining domain.