Searching for consensus in ahp-group decision making. A bayesian perspective
dc.contributor.author
dc.contributor.editor
dc.date.accessioned
2008-05-09T08:22:46Z
dc.date.available
2008-05-09T08:22:46Z
dc.date.issued
2005-10
dc.identifier.citation
Altuzarra, A.; Moreno Jiménez, J.Mª; Salvador, M. 'Searching for consensus in ahp-group decision making. A bayesian perspective' a CODAWORK’05. Girona: La Universitat, 2005 [consulta: 9 maig 2008]. Necessita Adobe Acrobat. Disponible a Internet a: http://hdl.handle.net/10256/698
dc.identifier.isbn
84-8458-222-1
dc.identifier.uri
dc.description.abstract
This paper sets out to identify the initial positions of the different decision
makers who intervene in a group decision making process with a reduced
number of actors, and to establish possible consensus paths between these
actors. As a methodological support, it employs one of the most widely-known
multicriteria decision techniques, namely, the Analytic Hierarchy Process
(AHP). Assuming that the judgements elicited by the decision makers follow the
so-called multiplicative model (Crawford and Williams, 1985; Altuzarra et al.,
1997; Laininen and Hämäläinen, 2003) with log-normal errors and unknown
variance, a Bayesian approach is used in the estimation of the relative priorities
of the alternatives being compared. These priorities, estimated by way of the
median of the posterior distribution and normalised in a distributive manner
(priorities add up to one), are a clear example of compositional data that will be
used in the search for consensus between the actors involved in the resolution of
the problem through the use of Multidimensional Scaling tools
dc.description.sponsorship
Geologische Vereinigung; Institut d’Estadística de Catalunya; International Association for Mathematical Geology; Patronat de l’Escola Politècnica Superior de la Universitat de Girona; Fundació privada: Girona, Universitat i Futur; Càtedra Lluís Santaló d’Aplicacions de la Matemàtica; Consell Social de la Universitat de Girona; Ministerio de Ciencia i Tecnología.
dc.format.mimetype
application/pdf
dc.language.iso
eng
dc.publisher
Universitat de Girona. Departament d’Informàtica i Matemàtica Aplicada
dc.rights
Tots els drets reservats
dc.subject
dc.title
Searching for consensus in ahp-group decision making. A bayesian perspective
dc.type
info:eu-repo/semantics/conferenceObject
dc.rights.accessRights
info:eu-repo/semantics/openAccess