基于模糊区分矩阵的结直肠癌基因选择
李藤,杨田,代建华,陈鸰
Colon characteristic gene selection based on fuzzy discernibility matrix
Teng Li,Tian Yang,Jianhua Dai,Ling Chen
表3
经典区分矩阵
Table 3
Classicial discernibility matrix
U
x
1
x
2
x
3
x
4
x
1
?
{
a
4
, a
6
, a
7
}
?
{
a
6
, a
7
}
x
2
?
{
a
2
, a
6
, a
7
}
?
x
3
?
{
a
6
, a
7
}
x
4
?