粗糙集理论的关键是建立两个被称为下、上近似的子集来近似表示论域上的任意集合.

粗糙集理论的关键是建立两个被称为下、上近似的子集来近似表示论域上的任意集合.的英文翻译

基本释义

• The key of the rough set theory is deal with the approximation of an arbitrarysubset of a universe by two subsets called lower and upper approximations.