Tutut Herawan, Iwan Tri Riyadi Yanto, Mustafa Mat Deris. A Construction of Hierarchical Rough Set Approximations in Information Systems Using Dependency of Attributes. In Ngoc Thanh Nguyen, Radoslaw Katarzyniak, Shyi-Ming Chen, editors, Advances in Intelligent Information and Database Systems. Volume 283 of Studies in Computational Intelligence, pages 3-15, Springer, 2010. [doi]
Abstract is missing.