计算机科学 ›› 2003, Vol. 30 ›› Issue (11): 25-28.
邵明文 张文修 吴伟志
摘要: In this paper, by using discernibility attribute matrices, give the sufficient and necessary conditions for justfying an attribute is absolute,relative and superfluous,and then simplified approaches to knowledge reductions in information systems and consi
No related articles found! |
|