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Listar por autor "Puerto Albandoz, Justo"
Mostrando ítems 1-20 de 139
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Artículo
A Branch-Price-and-Cut Procedure for the Discrete Ordered Median Problem
Deleplanque, Samuel; Labbé, Martine; Ponce López, Diego; Puerto Albandoz, Justo (informs, 2020-01-07)The discrete ordered median problem (DOMP) is formulated as a set-partitioning problem using an exponential number of ...
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A combinatorial optimization approach to scenario filtering in portfolio selection
Puerto Albandoz, Justo; Ricca, Federica; Rodríguez Madrena, Moisés; Scozzari, Andrea (Elsevier, 2022-02-05)Recent studies stressed the fact that covariance matrices computed from empirical financial time series appear to contain ...
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A comparative study of formulations and solution methods for the discrete ordered p-median problem
Labbé, Martine; Ponce López, Diego; Puerto Albandoz, Justo (Elsevier, 2016-06-06)This paper presents several new formulations for the Discrete Ordered Median Problem (DOMP) based on its similarity with ...
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A comparison of formulations and solution methods for the minimum-envy location problem. Additional results
Espejo Miranda, María Inmaculada; Marín Pérez, Alfredo; Puerto Albandoz, Justo; Rodríguez Chía, Antonio Manuel (2008)We consider a discrete facility location problem with a new form of equity criterion. The model discussed in the paper ...
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A cooperative location game based on the 1-center location problem
Puerto Albandoz, Justo; Tamir, Arie; Perea Rojas-Marcos, Federico (Elsevier, 2011-10-16)In this paper we introduce and analyze new classes of cooperative games related to facility location models defined on ...
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A discretization result for some optimization problems in framework spaces with polyhedral obstacles and the Manhattan metric
Puerto Albandoz, Justo; Rodríguez Madrena, Moisés (Elsevier, 2018-07)In this work we consider the shortest path problem and the single facility Weber location problem in any real space of ...
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A flexible approach to location problems
Rodríguez Chía, Antonio Manuel; Nickel, Stefan; Puerto Albandoz, Justo; Fernández García, Francisco Ramón (Springer, 2000-02)When dealing with location problems we are usually given a set of existing facilities and we are looking for the location ...
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A flexible model and efficient solution strategies for discrete location problems
Marín Pérez, Alfredo; Nickel, Stefan; Puerto Albandoz, Justo; Velten, Sebastian (Elsevier, 2009-03-06)Flexible discrete location problems are a generalization of most classical discrete locations problems like p-median or ...
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A fresh view on the Discrete Ordered Median Problem based on partial monotonicity
Marín, Alfredo; Ponce López, Diego; Puerto Albandoz, Justo (Elsevier, 2020-04-14)This paper presents new results for the Discrete Ordered Median Problem (DOMP). It exploits properties of k-sum optimization ...
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A generalized model of equality measures in network location problems
López de los Mozos Martín, María Cruz; Mesa López-Colmenar, Juan Antonio; Puerto Albandoz, Justo (Elsevier, 2008-03)In this paper, the concept of the ordered weighted averaging operator is applied to define a model which unifies and ...
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A market regulation bilevel problem: a case study of the Mexican petrochemical industry
Maravillo Gómez, Héctor; Camacho Vallejo, José Fernando; Puerto Albandoz, Justo; Labbé, Martine (Elsevier, 2019-08)In this paper, a bilevel programming model is proposed to study a problem of market regulation through government ...
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A mathematical programming approach to overlapping community detection
Benati, Stefano; Puerto Albandoz, Justo; Rodríguez Chía, Antonio Manuel; Temprano García, Francisco (Elsevier, 2022-06-02)We propose a new optimization model to detect overlapping communities in networks. The model elaborates suggestions contained ...
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A mathematical programming approach to SVM-based classification with label noise
Blanco, Víctor; Japón Sáez, Alberto; Puerto Albandoz, Justo (ScienceDirect, 2022-08-30)In this paper we propose novel methodologies to optimally construct Support Vector Machine-based classifiers that take ...
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A modeling framework for ordered weighted average combinatorial optimization
Fernández Aréizaga, Elena; Pozo Montaño, Miguel Ángel; Puerto Albandoz, Justo (Elsevier, 2014-05)Multiobjective combinatorial optimization deals with problems considering more than one viewpoint or scenario. The problem ...
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A note on the optimal positioning of service units
Carrizosa Priego, Emilio José; Muñoz Márquez, Manuel; Puerto Albandoz, Justo (INST OPERATIONS RESEARCH MANAGEMENT SCIENCES, 1998-02-01)In this paper we address the problem of locating p mobile service units in an n-dimensional space minimizing the expected ...
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A refinement of the concept of equilibrium in multiple objective continuous games
Puerto Albandoz, Justo; Infante Macías, Rafael; Fernández García, Francisco Ramón (Real Academia de Ciencias Exactas, Físicas y Naturales, 1999)This paper considers a perfection refinement of the concept of equihbrium for multiple objective non-zero sum games. Based ...
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A Risk-Aversion Approach for the Multiobjective Stochastic Programming Problem
León, Javier; Puerto Albandoz, Justo; Vitoriano, Begoña (MDPI, 2020-11)Multiobjective stochastic programming is a field that is well suited to tackling problems that arise in many fields: ...
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A semidefinite programming approach for solving multiobjective linear programming
Blanco Izquierdo, Víctor; Puerto Albandoz, Justo; El-Haj Ben-Ali, Safae (Springer, 2014-03)Several algorithms are available in the literature for finding the entire set of Pareto-optimal solutions in MultiObjective ...
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A two-stage stochastic transportation problem with fixed handling costs and a priori selection of the distribution channels
Hinojosa Bergillos, Yolanda; Puerto Albandoz, Justo; Saldanha da Gama, Francisco (Sociedad Española de Estadística e Investigación Operativa, 2014)In this paper, a transportation problem comprising stochastic demands, fixed handling costs at the origins, and fixed costs ...
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A unified approach to network location problems
Nickel, Stefan; Puerto Albandoz, Justo (John Wiley and Sons, 1999)In this paper we introduce a new type of single facility location problems on networks which includes as special cases ...