决策代价约简求解中的交叉验证策略

张龙波,李智远,杨习贝,王怡博

Cross⁃validation strategy in attribute reduction based on decision cost

Longbo Zhang,Zhiyuan Li,Xibei Yang,Yibo Wang

表1 决策粗糙集中的代价矩阵

Table 1 Cost matrix in decision?theoretic rough set

X ~X aP λPP λPN aB λBP λBN aN λNP λNN