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Table 3 Estimated interval of the weight of the evaluation index

From: A risk evaluation model for channel navigation based on the gray-fuzzy theory

Evaluation expert Evaluation index security range
C 1 C 2 C i C m
p 1 [a11,b11] [a12,b12] [a1i,b1i] [a1m,b1m]
p 2 [a21,b21] [a22,b22] [a2i,b2i] [a2m,b2m]
p k [ak1,bk1] [ak2,bk2] [a ki ,b ki ] [a km ,b km ]
p n [an1,bn1] [an2,bn2] [a ni ,b ni ] [a nm ,b nm ]