Conjugate information systems: learning cognitive concepts in rough set theory

  • Authors:
  • Maria Semeniuk-Polkowska;Lech Polkowski

  • Affiliations:
  • Formal Linguistics, Warsaw University, Warsaw, Poland;Polish-Japanese Institute of Information Technology, Warsaw, Poland

  • 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

The problem of concept learning [1] via rough sets has been recently discussed in literature e.g. cf. [6], [3], [7]. To formally study this problem, we introduce a notion of a conjugate information system cf.[3].