Computer Science ›› 2008, Vol. 35 ›› Issue (4): 170-173.
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ZHANG Xiao-Ru, ZHANG Zai-Yue （School of Electronics and Information of Jiangsu University of Sci. ＆Teeh, ,Zhenjiang, Jiangsu212003 ）
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Abstract: In this paper, the basic notations in the Rough Sets are discussed by using the matrix method. In order to give out a complete matrix description of rough set and its calculations, the both Boolean calculations ＂and-product＂ and ＂or-product＂, correspondin
Key words: Rough set, Characteristic matrix, Boolean calculation, Information system
ZHANG Xiao-Ru, ZHANG Zai-Yue （School of Electronics and Information of Jiangsu University of Sci. ＆Teeh, ,Zhenjiang, Jiangsu212003 ）. [J].Computer Science, 2008, 35(4): 170-173.
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