“…It is easy to see that the belief structure can flexibly model uncertain attribute values. - Information concerning attribute weights is unknown or partially known. Without loss of generality, our study divides restrictions on attribute weights into the following four forms: (a) no weight information (Wei, Song, Jiao, & Yang, ; Yang, Sheng, Xia, & Yang, ), (b) ordinal preference information (Bao et al, ; Chin et al, ), (c) uniform weight distribution with interval constraints (Fu & Wang, ; Xu, Wang, & Palacios‐Marqués, ), and (d) normal weight distribution with interval constraints (Zhu et al, ).
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