%0 Journal Article %T 模糊t-粗集的粗糙性测量 %A 刘华文 史开泉? %J 计算机科学 %D 2003 %X inthispaper,wediscussroughnessmeasureofthefuzzyt-roughsets,andintroduceanaxiomdescriptionofthedegreeofroughnessandacharacteristictheorem.furthermore,wegiveseveralspecialexpressionsofthedegreeofroughness.theresultsof %K 模糊集粗集理论粗糙性测量模糊t-粗集知识库 %U http://www.jsjkx.com/jsjkx/ch/reader/view_abstract.aspx?file_no=8764336&flag=1