Topological characterizations of covering for special covering-based upper approximation operators

Information Sciences

Volumn 204, Issue , 2012, Pages 70-81

  Ge, Xun ^a,b   Bai, Xiaole ^c   Yun, Ziqiu ^a  

^a SOOCHOW UNIVERSITY   (China)

^b JIANGSU UNIVERSITY OF SCIENCE AND TECHNOLOGY   (China)

^c Alliance Data System   (United States)

Author keywords

Base of a topology; Closure operator; Covering based rough set; Unary covering

Indexed keywords

APPROXIMATION OPERATORS; APPROXIMATION SPACES; BASIC CONCEPTS; CLOSURE OPERATORS; INFORMATION EXCHANGE SYSTEM; INTENSIVE RESEARCH; ROUGH SET; TOPOLOGICAL PROPERTIES; UNARY COVERING; UPPER APPROXIMATION;

CHARACTERIZATION; TOPOLOGY;

ROUGH SET THEORY;

EID: 84861193422     PISSN: 00200255     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.ins.2012.04.005     Document Type: Article

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