Mathematical Problems in Engineering / 2015 / Article / Fig 6

Research Article

Service Station Evaluation Problem in Catering Service of High-Speed Railway: A Fuzzy QFD Approach Based on Evidence Theory

Figure 6

Illustrative example of Belief and Plausibility measures.
(a) C-BOE + crisp set
(b) C-BOE + fuzzy set
(c) N-BOE + crisp set: the core of is contained in
(d) N-BOE + crisp set: the core of is not contained in
(e) N-BOE + fuzzy set: using (7) and (8)
(f) N-BOE + fuzzy set: using (9)
(g) M-BOE+ crisp set
(h) M-BOE fuzzy set