Table 1:
The correlation matrix of alternative comprehensive evaluation.
x
1
x
2
... x
j
...x
n
vi
w
1
w
2
... w
j
...w
n
A
1
A
2
...
A
m
v
11
v
12
... v
1j
...v
1n
v
21
v
22
...v
2j
...v
2n
... ... ... ...
v
m1
v
m2
...v
mj
...v
mn
v
1
=w
1
V
11
+w
2
v
12
+...+w
n
v
1n
v
2
=w
1
v
21
+w
2
v
22+
...+w
n
v
2n
...
v
m
=w
1
v
m1
+w
2
vm
2
...+w
n
vm
n