Risk Assessment of a Wind Turbine Using an AHP-MABAC Approach with Grey System Theory: A Case Study of Morocco

Table 4

Linguistic terms and the evaluation scale for “occurrence” [43, 49, 64].

Probability of failure	Code	Grey value	Probability of failure occurrence
Extremely less	(EL)	[1, 2]	<
Remote	(R)	[1, 3]
Very slight	(VS)	[2, 4]
Slight	(S)	[3, 5]
Occasional	(O)	[4, 6]
Moderate	(M)	[5, 7]
Frequent	(F)	[6, 8]
High	(H)	[7, 9]	0.20
Very high	(VH)	[8, 10]	0.33
Extremely high	(EH)	[9, 10]