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Rough Set Models on Two universes |
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| Authors: | Daowu Pei Zong-Ben Xu † |
| Affiliation: | 1. Department of Computer Science and Engineering , Tongji University , Shanghai, 200029, P.R. China;2. Department of Mathematics , Yancheng Teachers College , Yancheng, 224002, P.R. China dwpei@mail.tongji.edu.cn;4. Research Center of Science , Xi'an Jiaotong University , Xi'an, 710049, P.R. China |
| Abstract: | This paper focuses on rough set models on two universes and reveals some new properties. A revised rough set model is proposed which provides a new selection of interval structures for uncertain reasoning using rough set theory and methods. |
| Keywords: | Rough set Approximation Compatibility relation Interval structure Uncertain reasoning |