属性组序下基于代价敏感的约简方法

属性组序下基于代价敏感的约简方法

刘鑫,胡军,张清华

Attribute reduction based on cost sensitive under attribute group order

Xin Liu,Jun Hu,Qinghua Zhang

表6 BCW数据集在10种不同分组方式下的约简结果

Table 6 Reduction results of BCW dataset under ten different grouping methods

$I D$	$A R C S G O (λ = 0.5)$			$A R C S G O (λ = 0)$
$I D$	$R e d u c t$	$C O S T$	$S A P$	$R e d u c t$	$C O S T$	$S A P$
1	$d_{6}, d_{8}, d_{1}, d_{5}$	110	2.25	$d_{6}, d_{5}, d_{8}, d_{7}, d_{9}$	110	2.6
2	$d_{6}, d_{3}, d_{8}, d_{4}$	110	2.5	$d_{6}, d_{3}, d_{1}, d_{8}$	120	2.5
3	$d_{6}, d_{8}, d_{4}, d_{3}$	110	2	$d_{6}, d_{3}, d_{4}, d_{7}, d_{9}$	120	2.4
4	$d_{6}, d_{7}, d_{2}, d_{9}, d_{5}$	110	2.2	$d_{6}, d_{7}, d_{2}, d_{5}, d_{4}$	110	2.2
5	$d_{6}, d_{2}, d_{7}, d_{4}, d_{5}$	110	2.2	$d_{6}, d_{3}, d_{7}, d_{5}$	130	2
6	$d_{6}, d_{7}, d_{9}, d_{8}, d_{5}$	110	2.2	$d_{6}, d_{3}, d_{4}, d_{8}$	110	2.25
7	$d_{6}, d_{7}, d_{9}, d_{8}, d_{5}$	110	2.2	$d_{6}, d_{1}, d_{5}, d_{8}$	110	2.25
8	$d_{6}, d_{7}, d_{1}, d_{4}$	90	2.5	$d_{6}, d_{7}, d_{1}, d_{4}$	90	2.5
9	$d_{6}, d_{2}, d_{7}, d_{1}$	90	2.25	$d_{6}, d_{5}, d_{1}, d_{8}$	110	2.25
10	$d_{6}, d_{2}, d_{7}, d_{1}$	90	2	$d_{6}, d_{3}, d_{1}, d_{8}$	120	2.25