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基于粒度商的连续属性离散化方法
Discretization algorithm of continuous attributes based on quotient granularity
【摘要】 连续数值属性的离散化是粒计算理论应用的重要步骤,提出粒度商的连续属性离散化方法。通过给出粒度商的概念,根据粒度商的大小来选取合适的区间粒,从而达到连续属性离散化的目的。最后给出实例分析,说明该算法的有效可行性。
【Abstract】 The discretization of continuous numerical attributes is an important step for the application of granular computing.A method of discretization of continuous attributes based on quotient granularity is proposed. By computing the quotient of granularity,the suitable section granular is selected to discrete the continuous attribute. In the end,an example analysis shows that this algorithm is feasible and effective.
【关键词】 粗糙集;
连续属性;
离散化;
粒度商;
【Key words】 rough set; continuous attributes; discretization; quotient granularity;
【Key words】 rough set; continuous attributes; discretization; quotient granularity;
【基金】 安徽省高等学校省级教学研究重点项目(2013jyxm553);安徽省高等学校省级专业综合改革试点项目(2014zy138,2013zy167);阜阳师范学院信息工程学院院级项目(2015FXXSK01);阜阳师范学院信息工程学院院级项目(2015FXXZK01)资助
- 【文献出处】 阜阳师范学院学报(自然科学版) ,Journal of Fuyang Teachers College(Natural Science) , 编辑部邮箱 ,2015年04期
- 【分类号】TP18
- 【下载频次】80