Multicriteria Selection
Mostrando 13-24 de 34 artigos, teses e dissertações.
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13. Construction of nonreciprocal fuzzy preference relations with the use of preference functions
In order to model the preferences of a decision-maker (DM) by means of fuzzy preferencerelations, a DM can utilize different preference formats (such as ordering of the alternatives, utility values, multiplicative preference relations, fuzzy estimates, and reciprocal as well as nonreciprocal fuzzy preference relations) to express his/her judgments. Afterward
Pesqui. Oper.. Publicado em: 2013-08
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14. Decision support model for selecting and evaluating suppliers in the construction industry
A structured evaluation of the construction industry's suppliers, considering aspects which make their quality and credibility evident, can be a strategic tool to manage this specific supply chain. This study proposes a multi-criteria decision model for suppliers' selection from the construction industry, as well as an efficient evaluation procedure for the
Pesqui. Oper.. Publicado em: 30/11/2012
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15. Modelo de apoio à decisão multicritério para priorização de projetos em saneamento / Multicriteria decision aid model for the prioritization of water supply and sewage projects
The need of investment in water supply and sewage projects in Brazil is substantial to improve the quality of life. These projects require high investments and, mostly, to ensure the provision of these services it is necessary a complex infrastructure. Due to the high costs associated with the lack of resources, it is relevant to prioritize projects. Thus, t
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 25/11/2011
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16. PROJECT SELECTION PROCESS IN A POWER UTILITY FIRM IN BRAZIL USING MULTI-CRITERIA ANALYSIS / CLASSIFICAÇÃO DE PROJETOS EM DISTRIBUIDORAS DE ENERGIA ELÉTRICA NO BRASIL UTILIZANDO ANALISE DE DECISÃO MULTICRITÉRIO
The evaluation of a project and its economic and financial viability are frequently calculated using the discounted cash flow method. However, the fact that a project is financially feasible doesn´t necessarily means that it reflects the preferences of the stakeholders. Besides this, the discounted cash flow method isn´t capable of valuing projects with re
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 27/06/2011
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17. Treatment of uncertainty through the interval smart/swing weighting method: a case study
An increasingly competitive market means that many decisions must be taken, quickly and with precision, in complex, high risk scenarios. This combination of factors makes it necessary to use decision aiding methods which provide a means of dealing with uncertainty in the judgement of the alternatives. This work presents the use of the MAUT method, combined w
Pesquisa Operacional. Publicado em: 2011-12
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18. A multi-criteria decision model for selecting project portfolio with consideration being given to a new concept for synergies
Project Portfolio Selection (PPS) is a kind of problem found in a variety of practical situations, such as research and development planning. Several different approaches have been proposed to deal with Project Portfolio Selection (PPS). However, the consideration on benefits synergies between projects is little addressed in the literature. The main focus of
Pesquisa Operacional. Publicado em: 2011-08
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19. Análise de decisão multicritério aplicada na seleção de fornecedores de logística. / MCDA in logistic suppliers selection.
A seleção de fornecedores é uma importante decisão na área de logística para obter menores custos e um melhor nível de serviço. Os modelos de seleção atualmente praticados nas empresas buscam estritamente minimizar custos, o que é bastante questionado por parte da literatura especializada. Este trabalho propõe um modelo de seleção de fornecedor
Publicado em: 2011
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20. Método multicriterial para seleção de processos de fundição de metais
O objetivo principal da tese foi desenvolver um método multicriterial de seleção de processos de fundição de metais (MMSPF) para fabricação de componentes, considerando-se critérios técnicos, ambientais e econômicos para ser aplicado nas fases iniciais do desenvolvimento do componente. O MMSPF é constituído pelos módulos de seleção técnica e
Publicado em: 2011
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21. Modelo de decisÃo multicritÃrio aplicado à seleÃÃo de contratados para construÃÃo de subestaÃÃo de energia elÃtrica na CHESF
The dealing of constructions to expand the electrical system has become a challenge for State companies or mixed economy companies. The selection of appropriate suppliers directly impacts on the contractorâs competitiveness. The costs created by the delay in construction ending and the consequent unavailability of the energizing event reduce the expected re
Publicado em: 2009
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22. A novel approach based on multiple criteria decision aiding methods to cope with classification problems / A Novel Approach Based on Multiple Criteria Decision Aiding Methods to Cope with Classification Problems
This work presents a novel decision making approach developed upon two Multicriteria Decision Aiding (MCDA) classification methods. The classification methods are centered on the concept of prototypes, that are alternatives that serve as class representatives related to a given problem, and have their performance index very dependent upon the choice of value
Publicado em: 2009
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23. Multicriteria decision group model for the selection of suppliers
Vários autores têm estudado decisão em grupo nos últimos anos, o que indica a relevância do assunto. Esse artigo apresenta um modelo multicritério de decisão em grupo baseado nos métodos ELECTRE IV e VIP Analysis, adequado aos casos em que se tem uma grande divergência entre os decisores. Esse modelo é composto por dois estágios. No primeiro, o m�
Pesquisa Operacional. Publicado em: 2008-08
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24. Modelo de decisÃo multicritÃrio para seleÃÃo de plano de mÃdia para campanhas publicitÃrias de vestibulares
It is known that a seasonal problem affects many private colleges (thereafter referenced as IPES*) every other semester. At the end of the semester, admissional exams take place, when the future students are then selected. Consequently, a publicity campaign to broadcast these exams is required. In order to bring such a campaign to action, the IPES hire publi
Publicado em: 2008