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. 2023 Mar 4;121:106025. doi: 10.1016/j.engappai.2023.106025

Table 3.

Fuzzy linguistic evaluation scale.

Linguistic terms Membership function
Absolutely low (AL) (1,1,1)
Very low (VL) (1,2,3)
Low (L) (2,3,4)
Medium–low (ML) (3,4,5)
Equal (E) (4,5,6)
Medium–high (MH) (5,6,7)
High (H) (6,7,8)
Extremely high (EH) (7,8,9)
Absolutely high (AH) (8,9,10)
Perfect (P) (9,10,10)