An Interval-Valued Intuitionistic Fuzzy TOPSIS Method Based on an Improved Score Function

Table 2

Decision matrix 𝐷_5×6 (𝑥_𝑖𝑗).

	C 1	C 2	C 3	C 4	C 5	C 6
A 1	([0.2, 0.3], [0.4, 0.5])	([0.6, 0.7], [0.2, 0.3])	([0.4, 0.5], [0.2, 0.4])	([0.7, 0.8], [0.1, 0.2])	([0.1, 0.3], [0.5, 0.6])	([0.5, 0.7], [0.2, 0.3])
A 2	([0.6, 0.7], [0.2, 0.3])	([0.5, 0.6], [0.1, 0.3])	([0.6, 0.7], [0.2, 0.3])	([0.6, 0.7], [0.1, 0.2])	([0.3, 0.4], [0.5, 0.6])	([0.4, 0.7], [0.1, 0.2])
A 3	([0.4, 0.5], [0.3, 0.4])	([0.7, 0.8], [0.1, 0.2])	([0.5, 0.6], [0.3, 0.4])	([0.6, 0.7], [0.1, 0.3])	([0.4, 0.5], [0.3, 0.4])	([0.3, 0.5], [0.1, 0.3])
A 4	([0.6, 0.7], [0.2, 0.3])	([0.5, 0.7], [0.1, 0.3])	([0.7, 0.8], [0.1, 0.2])	([0.3, 0.4], [0.1, 0.2])	([0.5, 0.6], [0.1, 0.3])	([0.7, 0.8], [0.1, 0.2])
A 5	([0.5, 0.6], [0.3, 0.5])	([0.3, 0.4], [0.3, 0.5])	([0.6, 0.7], [0.1, 0.3])	([0.6, 0.8], [0.1, 0.2])	([0.6, 0.7], [0.2, 0.3])	([0.5, 0.6],[0.2, 0.4])