Two views of the theory of rough sets in finite universes
نویسندگان
چکیده
منابع مشابه
Two views of the theory of rough sets in finite universes
This paper presents and compares two views of the theory of rough sets. The operator-oriented view interprets rough set theory as an extension of set theory with two additional unary operators. Under such a view, lower and upper approximations are related to the interior and closure operators in topological spaces, the necessity and possibility operators in modal logic, and lower and upper appr...
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15 صفحه اولTwo Views of the Theory of Rough Setsin Finite
This paper presents and compares two views of the theory of rough sets. The operator-oriented view interprets rough set theory as an extension of set theory with two additional unary operators. Under such a view, lower and upper approximations are related to the interior and closure operators in topological spaces, the necessity and possibility operators in modal logic, and lower and upper appr...
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ژورنال
عنوان ژورنال: International Journal of Approximate Reasoning
سال: 1996
ISSN: 0888-613X
DOI: 10.1016/s0888-613x(96)00071-0