Research Article

Fuzzy Multicriteria Decision-Making Model for Time-Cost-Risk Trade-Off Optimization in Construction Projects

Table 2

Fuzzy triangular scale for fuzzy AHP.

LocationSaaty scale

Extremely favored (E. Fav)(9, 9, 9)
Very strong favored (V.S. Fav)(6, 7, 8)
Strongly favored (S. Fav)(4, 5, 6)
Moderately favored (M. Fav)(2, 3, 4)
Equal (equal)(1, 1, 1)
Moderately disfavored (M. Disfav)(1/4, 1/3, 1/2)
Strongly disfavored (S. Disfav)(1/6, 1/5, 1/4)
Very strongly disfavored (V.S. Disfav)(1/8, 1/7, 1/6)
Extremely disfavored (E. Disfav)(1/9, 1/9, 1/9)
Middle value of 1 and 3(1, 2, 3)
Middle value of 3 and 5(3, 4, 5)
Middle value of 5 and 7(5, 6, 7)
Middle value of 7 and 9(7, 8, 9)