Modified Uncertainty Measure of Rough Fuzzy Sets from the Perspective of Fuzzy Distance

As an extension of Pawlak’s rough sets, rough fuzzy sets are proposed to deal with fuzzy target concept. As we know, the uncertainty of Pawlak’s rough sets is rooted in the objects contained in the boundary region, while the uncertainty of rough fuzzy sets comes from three regions (positive region,...

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Bibliographic Details
Main Authors: Jie Yang, Taihua Xu, Fan Zhao
Format: Article
Language:English
Published: Hindawi Limited 2018-01-01
Series:Mathematical Problems in Engineering
Online Access:http://dx.doi.org/10.1155/2018/4160905