Table 6 Judgment matrix of criterion layer factors.

From: An optimal selection method for exterior design schemes of subway trains based on multi-level gray relational analysis

 

Technology

Human factor

Aesthetics

Culture

Technology

1.00

2.45

4.56

4.70

Human factor

0.41

1.00

3.72

3.83

Aesthetics

0.22

0.27

1.00

1.26

Culture

0.21

0.26

0.79

1.00

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