1. Rough sets;Pawlak;International Journal of Computer and Information Sciences,1982
2. Web-based support systems based on rough set analysis;Yao,2007
3. Variable precision rough set model;Ziarko;Journal of Computer and System Sciences,1993
4. Information granulation and approximation in a decision-theoretical model of rough sets;Yao,2003
5. A decision theoretic framework for approximating concepts;Yao;International Journal of Man-machine Studies,1992