论文研究 An accelerator for attribute reduction based on perspective of objects and

对于协调的信息系统,定义了其条件属性集的幂集上的两个闭算子C(R)与C(r),讨论了相应闭集族的性质,并证明了它们与不可辨识属性集族之间的关系.提出属性约简的一种新方法,给出Cr=CR的充要条件,并证

Aiming at the limitations of attribute reduction approach based on .Pawlak attribute significance an

Attribute reduction is one of the key issues in rough set theory. Many heuristic attribute reduction

ATTRIBUTE REDUCTION OF CONCEPT LATTICE BASED ON IRREDUCIBLE ELEMENTS

Attribute reduction with rough sets aims to delete superfluous condition attributes from a decision

This paper proposes a novel approach to attribute reduction in consistent decision tables within the

Covering rough sets generalize traditional rough sets by considering coverings of the universe inste

英国某大学基于粗糙集上的属性约见base=ones(row);r=eval(['ssr'num2str(column)]);attrinu=column-1;forj=attrinu:-1:1sig=

The concept of a consistent approximation representation space is introduced. Many types of informat

Attribute reduction of covering decision systems by hypergraph model