Research Article

Environmental Evaluation of Coal Mines Based on Generalized Linear Model and Nonlinear Fuzzy Analytic Hierarchy

Table 5

The grading standard of the relative importance of the corresponding index to the goal.

Logical variableGrade corresponding to factor weight ratio

Equally important0.96
Weakly important0.8
Fairly important0.64
Strongly important0.48
Very strongly important0.32
Extremely important0.16