Group Decision Making Process for Supplier Selection with TOPSIS Method under Interval-Valued Intuitionistic Fuzzy Numbers

Table 5

Rating of the alternatives from decision maker 1 (DM₁).

	Criterion 1	Criterion 2	Criterion 3	Criterion 4	Criterion 5	Criterion 6
	𝐶1	𝐶2	𝐶3	𝐶4	𝐶5	𝐶6
Supplier 𝑆1	ML	MB	G	M	VH	VG
Supplier 𝑆2	VH	VG	VVG	G	M	ML
Supplier 𝑆3	M	VVG	VG	G	MB	L
Supplier 𝑆4	VVH	V	VG	VG	VVG	G
Weight of each criteria	I	EI	VI	M	I	I