Computer Science ›› 2005, Vol. 32 ›› Issue (11): 164-166.
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QIU Wei-Gen （Computer Faculty of Guangdong University of Teclmology, Guangzhou 510090 ）
Online:
Published:
Abstract: In this paper, the orughness measures of rough sets is studied. Firstly, the roughness mesures of Pawlak rough sets is analysized in detail,and a inclusion-exclusion principle on rough sets is obtained. We also extend these results to fuzzy rough sets,whi
Key words: Rough sets, Roughness measures, Fuzzy rough sets, Lower approximation, Upper approximation
QIU Wei-Gen （Computer Faculty of Guangdong University of Teclmology, Guangzhou 510090 ）. [J].Computer Science, 2005, 32(11): 164-166.
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