Information systems and rough set approximations: an algebraic approach

  • Authors:
  • Md. Aquil Khan;Mohua Banerjee

  • Affiliations:
  • The Institute of Mathematical Sciences, C.I.T Campus, Chennai, India;Department of Mathematics and Statistics, Indian Institute of Technology, Kanpur, India

  • Venue:
  • PReMI'11 Proceedings of the 4th international conference on Pattern recognition and machine intelligence
  • Year:
  • 2011

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Abstract

The article proposes an algebraic formalism of (complete/ incomplete) information systems. Besides providing a complete description of information systems, the formalism captures the notion of rough set approximations that are induced by information systems.