再次，对有序决策表进行了研究，提出了一种基于优势矩阵的启发式属性约简算法。
After that we study on the ordered decision table and propose a new heuristic attribute reduction algorithm based on dominance matrix, whose time complexity is polynomial.
针对有序尺度变量，给出了有序信息系统与有序决策表在优势关系下的粗糙集约简定义；
In this paper, with respect to the ordinal variables, the definitions of attribute reduction of dominance-based rough set approach in ordered information systems and ordered decision tables are given.
在不改变总体序信息情况下，给出了基于此度量对有序信息系统与有序决策表进行约简的新方法。
Based on this measure, a new method of attribute reduction of ordered information systems and ordered decision tables is presented without changing the ordinal information of the universe.
提出一种基于粗糙集的区间值属性决策表的有序规则获取方法。
A new approach rough set-based for ordering rules acquisition in interval valued decision table is presented.
提出一种基于粗糙集的区间值属性决策表的有序规则获取方法。
A new approach rough set-based for ordering rules acquisition in interval valued decision table is presented.
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