粗糙集 ......\DecisionTree.m ......\Dis_matrix.m ......\Dis_matrix1.m ......\Dis_matrix2.m ......\KNN.m ......\main.m ......\pos1.m ......\pos2.m ......\pos3.m ......\redu.m ......\reduction.m ......\reduction1.m ......\Rule.m ......\Rule1.m ......\Rule11.m ......\yanzhen.m