A fuzzy approach to the Weighted Overlap Dominance model

Camilo Andres Franco de los Rios, Jens Leth Hougaard, Kurt Nielsen

Abstract

Decision support models are required to handle the various aspects of multi-criteria decision problems in order to help the individual understand its possible solutions. In this sense, such models have to be capable of aggregating and exploiting different types of measurements and evaluations in an interactive way, where input data can take the form of uniquely-graded or interval-valued information. Here we explore the Weighted Overlap Dominance (WOD) model from a fuzzy perspective and its outranking approach to decision support and multidimensional interval analysis. Firstly, imprecision measures are introduced for characterizing the type of uncertainty being expressed by intervals, examining at the same time how the WOD model handles both non-interval as well as interval data, and secondly, relevance degrees are proposed for obtaining a ranking over the alternatives. Hence, a complete methodology is presented for ordering and identifying the best alternatives under an interactive procedure that takes into account the natural imprecision and relevance of information.
Original languageEnglish
Title of host publicationMulticonferencia CAEPIA'13
Number of pages10
Publication date2013
Pages1240-1249
ISBN (Electronic)978-84-695-8348-7
Publication statusPublished - 2013
EventMulticonferencia CAEPIA'13 - Madrid, Spain
Duration: 17 Sept 201320 Sept 2013

Conference

ConferenceMulticonferencia CAEPIA'13
Country/TerritorySpain
CityMadrid
Period17/09/201320/09/2013

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