Read full paper at: http://www.scirp.org/journal/PaperInformation.aspx?PaperID=36#.VNhnpizQrzE Author(s) Chao Fu Affiliation(s) School of Management, Hefei University of Technology . ABSTRACT Multiple attribute decision analysis (MADA) problems in the situation of belief group decision making (BGDM) are a special class of decision problems, where the attribute evaluations of each decision maker (DM) are represented by belief functions. In order to solve these special problems, in this paper, TOPSIS (technique for order preference by similarity to ideal solution) model is extended by three approaches, by which group preferences are aggregated in different manners. Corresponding to the three approaches, three extended TOPSIS models, the pre-model, post-model, and inter-model, are developed and their procedures are elaborated step by step. Aggregating group preferences in the three extended models respectively depends on Dempste...
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