Interval-Valued Intuitionistic Fuzzy Multicriteria Group Decision Making Based on VIKOR and Choquet Integral

Table 1

Decision result obtained from the extended VIKOR method.

	𝑆𝑖	𝑅𝑖	𝑄𝑖
a 1	0.441	0.157	1
a 2	0.325	0.116	0.2545–0.1607𝛾
a 3	0.321	0.102	0.0938𝛾
a 4	0.397	0.145	0.7818–0.1295𝛾
a 5	0.313	0.105	0.0545–0.0545𝛾
Ranking order	𝑎5≻𝑎3≻𝑎2≻𝑎4≻𝑎1	𝑎3≻𝑎5≻𝑎2≻𝑎4≻𝑎1	𝑎3≻𝑎5≻𝑎2≻𝑎4≻𝑎1   (0≤𝛾<0.378)
			𝑎3∼𝑎5≻𝑎2≻𝑎4≻𝑎1   (𝛾=0.378)
			𝑎5≻𝑎3≻𝑎2≻𝑎4≻𝑎1  (0.378<𝛾<1)
			𝑎5≻𝑎3∼𝑎2≻𝑎4≻𝑎1  (𝛾=1)