论文部分内容阅读
在本文中,对粗糙集中的上、下近似算子和概念格中的闭包、内部算子之间的关系以及粗糙集中的等价类和概念格中的概念之间的关系作出一些探讨。
In this paper, the relations between upper and lower approximation operators in rough set and closures in concept lattice, the relations among internal operators, and the relations between equivalence classes in rough set and concepts in concept lattice are discussed.