A practical weight sensitivity algorithm for goal and multiple objective programming

► A weight sensitivity algorithm for goal and multi-objective programming is presented. ► Solutions from portion of weight space of interest to the decision maker are generated. ► The algorithm is demonstrated on two examples from the literature. This paper presents a weight sensitivity algorithm th...

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Vydané v:European journal of operational research Ročník 213; číslo 1; s. 238 - 245
Hlavný autor: Jones, Dylan
Médium: Journal Article
Jazyk:English
Vydavateľské údaje: Amsterdam Elsevier B.V 16.08.2011
Elsevier
Elsevier Sequoia S.A
Edícia:European Journal of Operational Research
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ISSN:0377-2217, 1872-6860
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Shrnutí:► A weight sensitivity algorithm for goal and multi-objective programming is presented. ► Solutions from portion of weight space of interest to the decision maker are generated. ► The algorithm is demonstrated on two examples from the literature. This paper presents a weight sensitivity algorithm that can be used to investigate a portion of weight space of interest to the decision maker in a goal or multiple objective programme. The preferential information required from the decision maker is an initial estimate of their starting solution, with an equal weights solution being used as a default if this is not available, and preference information that will define the portion of weight space on which the sensitivity analysis is to be conducted. The different types of preferential information and how they are incorporated by the algorithm are discussed. The output of the algorithm is a set of distinct solutions that characterise the portion of weight space searched. The possible different output requirements of decision makers are detailed in the context of the algorithm. The methodology is demonstrated on two examples, one hypothetical and the other relating to predicting cinema-going behaviour. Conclusions and avenues for future research are given.
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ISSN:0377-2217
1872-6860
DOI:10.1016/j.ejor.2011.03.012