在引入重截集概念的基础上,主要研究了基于覆盖的模糊粗糙集的截集性质,同时给出了基于覆盖的模糊粗糙集的截集表示。
In the paper, we mainly studies the level characteristics of covering fuzzy rough sets by introducing the scale cut set. Then it gives an approach to build covering fuzzy rough sets ,which is based on the cut sets of fuzzy sets.