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.