Collaborative Decision-Making in Product Design: An Interactive Multiobjective Approach

Table 10

The degrees of desirability specified by Tappeta et al. [13].

Criteria	Class	HD	D	T	U	HU
		𝑡^+𝑖1	𝑡^+𝑖2	𝑡^+𝑖3	𝑡^+𝑖4	𝑡^+𝑖5
𝑓1	1S	3.0	4.25	6.0	7.5	9.0
𝑓2	1S	3.7	7.0	9.25	11.8	12.5
𝑓3	1S	6.0	12.0	15.0	18.0	20.0

HD: (highly desirable ≤ 𝑡⁺_𝑖1), D:(𝑡⁺_𝑖1 < desirable ≤ 𝑡⁺_𝑖2), T:(𝑡⁺_𝑖2 < tolerable ≤𝑡⁺_𝑖3), ID:(𝑡⁺_𝑖3< undesirable ≤𝑡⁺_𝑖4), IA:(𝑡⁺_𝑖4< highly undesirable ≤𝑡⁺_𝑖5).