A Neural Network-Based Approach to Multi-Attribute Group Decision-Making with Heterogeneous Preference Information

Table 1

Linguistic terms and their corresponding triangular fuzzy numbers.

Level of linguistic terms	Linguistic terms	Triangular fuzzy numbers
l 0	None	(0, 0, 0.167)
l 1	Worse	(0, 0.167, 0.333)
l 2	Bad	(0.167, 0.333, 0.5)
l 3	Fair	(0.333, 0.5, 0.667)
l 4	Good	(0.5, 0.667, 0.833)
l 5	Very good	(0.667, 0.833, 1)
l 6	Excellent	(0.833, 1, 1)