计算机科学 ›› 2019, Vol. 46 ›› Issue (2): 230-235.doi: 10.11896/j.issn.1002-137X.2019.02.035
路怡瑶, 孔祥智
LU Yi-yao, KONG Xiang-zhi
摘要: 为进一步简化处理不确定性问题的方法,在半群上研究了一种新型的软粗糙集(MSR-半群)。首先,基于软集、粗糙集和半群的一些基本理论,对它们之间的关系进行深入研究,并讨论了软粗糙集的运算和基本性质;接着,为了进一步了解软逼近空间,应用了下软粗糙逼近和上软粗糙逼近的概念;同时,在半群上提出了两种特殊软集即G-软集和GG-软集的概念,对其做相应的运算,并给出实例进行了证明;接着,对MSR-逼近空间的粗糙性进行讨论,提出了MSR-半群的概念,并且研究了上MSR-半群和下MSR-半群的基本特征;最后,通过实例进行比较分析,说明了软粗糙半群的研究价值。
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