Further Study of Multigranulation T-Fuzzy Rough Sets

The optimistic multigranulation T-fuzzy rough set model was established based on multiple granulations under T-fuzzy approximation space by Xu et al., 2012. From the reference, a natural idea is to consider pessimistic multigranulation model in T-fuzzy approximation space. So, in this paper, the mai...

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Bibliographic Details
Main Authors: Wentao Li, Xiaoyan Zhang, Wenxin Sun
Format: Article
Language:English
Published: Hindawi Limited 2014-01-01
Series:The Scientific World Journal
Online Access:http://dx.doi.org/10.1155/2014/927014