层次A

权值

层次B

A1

A2

Am

层次总排序

a1

a2

am

B1

b11

b12

b1m

j = 1 m a j b 1 j ( 0 , 1 )

B2

b21

b22

b2m

j = 1 m a j b 2 j ( 0 , 1 )

Bn

bn1

bn2

Bnm

j = 1 m a j b n j ( 0 , 1 )