Ara es mostren els items 15-29 de 29

    • JIEM's fourth year - Present status and future avenues 

      Fernández Alarcón, Vicenç; Albareda Sambola, Maria; Simó Guzmán, Pep; Sallán Leyes, José María; Enache, Cristina Mihaela; Mula Bru, Josefa; De la Fuente, Victoria (School of Industrial and Aeronautic Engineering of Terrassa (ETSEIAT). Universitat Politècnica de Catalunya (UPC), 2012-04)
      Article
      Accés obert
      This editorial reflects some relevant information about the evolution of JIEM during 2011, together with novel features that have been implemented so far or which are planned to be realized.
    • JIEM's third year - Present status and future avenues 

      Enache, Cristina Mihaela; Fernández Alarcón, Vicenç; Albareda Sambola, Maria; Simó Guzmán, Pep; Sallán Leyes, José María (School of Industrial and Aeronautic Engineering of Terrassa (ETSEIAT). Universitat Politècnica de Catalunya (UPC), 2011-07)
      Article
      Accés obert
      This editorial builds upon the guidelines developed by the Journal of Industrial Engineering and Management (JIEM) since its inception (Sallan et al., 2010; Simo et al., 2009; Fernandez et al., 2008) and reflects some ...
    • Lagrangean Duals and Exact Solution to the Capacitated p-Center Problem 

      Albareda Sambola, Maria; Díaz, Juan A.; Fernández Aréizaga, Elena (2006-06-12)
      Article
      Accés obert
      In this work we study the Capacitated p-Center Problem (CpCP) and we propose an exact algorithm to solve it. We study two auxiliary problems and their relation to CpCP, and we propose two different Lagrangean duals based ...
    • ‘Low-cost educational videos’ for engineering students: a new concept based on video streaming and YouTube channels 

      Garriga Garzón, Federico; Rajadell Carreras, Manuel; García-Almiñana, Daniel; Sunyer Torrents, Albert; Fernández Alarcón, Vicenç; Simó Guzmán, Pep; Algaba Joaquín, Inés María; Albareda Sambola, Maria; Salán Ballesteros, Maria Núria; Amante García, Beatriz; Enache, Cristina Mihaela; Bravo Ibarra, Edna Rocío (2011)
      Article
      Accés restringit per política de l'editorial
      There are many papers that present the problems of educational videos: need of a high number of resources to create them, excess of information in the majority of videos, gaps of information between videos and the rest ...
    • Models and Algorithms for Location-Routing and Related Problems 

      Albareda Sambola, Maria (Universitat Politècnica de Catalunya, 2003-06-02)
      Tesi
      Accés obert
      The most common decisions to be taken in the design of logistic systems are related to the location of facilities and the management of vehicle fleets.<br><br/>In this thesis, we study three of the optimization problems ...
    • Multiperiod location-routing with decoupled time scales 

      Albareda Sambola, Maria; Fernández Aréizaga, Elena; Nickel, Stefan (Elsevier, 2012-03-01)
      Article
      Accés restringit per política de l'editorial
      This paper focuses on a multiperiod discrete facility location problem where transportation costs are considered together with location costs to design the operating facility pattern along a time horizon. The problem ...
    • Reformulated acyclic partitioning for rail-rail containers transshipment 

      Albareda Sambola, Maria; Marín Pérez, Alfredo; Rodríguez Chía, Antonio Manuel (Elsevier, 2019-08-16)
      Article
      Accés obert
      Many rail terminals have loading areas that are properly equipped to move containers between trains. With the growing throughput of these terminals all the trains involved in a sequence of such movements may not ¿t in the ...
    • Solutions to the facility location problem with general Bernoulli demands 

      Albareda Sambola, Maria; Fernández Aréizaga, Elena; Saldanha da Gama, Francisco (2015)
      Text en actes de congrés
      Accés obert
      In this work we address the facility location problem with general Bernoulli demands. Extended formulations are proposed for two different outsourcing policies, which allow using sample average approximation for estimating ...
    • The multi-period incremental service facility location problem 

      Albareda Sambola, Maria; Fernández Aréizaga, Elena; Hinojosa, Yolanda; Puerto Albandoz, Justo (2009)
      Article
      Accés restringit per política de l'editorial
      In this paper we introduce the multi-period incremental service facility location problem where the goal is to set a number of new facilities over a finite time horizon so as to cover dynamically the demand of a given set ...
    • The probabilistic p-center problem: Planning service for potential customers 

      Martínez Merino, Luisa I.; Albareda Sambola, Maria; Rodríguez Chía, Antonio Manuel (Elsevier, 2017-10-16)
      Article
      Accés obert
      This work deals with the probabilistic p-center problem, which aims at minimizing the expected maximum distance between any site with demand and its center, considering that each site has demand with a specific probability. ...
    • The reliable p-median problem with at-facility service 

      Albareda Sambola, Maria; Hinojosa, Yolanda; Puerto Albandoz, Justo (Elsevier, 2015-09-16)
      Article
      Accés obert
      This paper deals with a discrete facility location model where service is provided at the facility sites. It is assumed that facilities can fail and customers do not have information on failures before reaching them. As a ...
    • The stratified p-center problem 

      Albareda Sambola, Maria; Martínez Merino, Luisa I.; Rodríguez Chía, Antonio Manuel (2019-08-01)
      Article
      Accés obert
      This work presents an extension of the discrete p-center problem. In this new model, called Stratified p-Center Problem (SpCP), the demand is concentrated in a set of sites and the population of these sites is divided into ...
    • Transversalitat en el disseny curricular del màster universitari en enginyeria d’organització 

      Sunyer Torrents, Albert; Albareda Sambola, Maria; Arcusa Postils, Ignasi; Fernández Alarcón, Vicenç; Figueras Jové, Jaume; García Parra, Mercedes; Griful Ponsati, Eulàlia; Guasch Petit, Antonio; Lordan González, Oriol; Pepió Viñals, Montserrat; Sallán Leyes, José María; Simó Guzmán, Pep; Solans Filella, Anna (Universitat Politècnica de Catalunya. Institut de Ciències de l'Educació, 2013-02-08)
      Text en actes de congrés / Comunicació de congrés
      Accés obert
      Mitjançant aquest projecte hem creat punts de connexió entre diferents assignatures per augmentar la transversalitat dins el pla d'estudis del Màster Universitari en Enginyeria d’Organització. D’aquesta manera, oferim ...
    • Video stream and teaching channels: quantitative analysis of the use of low-cost educational videos on the web 

      Rajadell Carreras, Manuel; Amante García, Beatriz; García-Almiñana, Daniel; Simó Guzmán, Pep; Fernández Alarcón, Vicenç; Algaba Joaquín, Inés María; Salán Ballesteros, Maria Núria; Enache, Cristina Mihaela; Albareda Sambola, Maria; Bravo Ibarra, Edna Rocío; Sunyer Torrents, Albert (2010)
      Article
      Accés restringit per decisió de l'autor
    • When centers can fail: a close second opportunity 

      Albareda Sambola, Maria; Hinojosa, Yolanda; Marín, Alfredo; Puerto Albandoz, Justo (2015-10-01)
      Article
      Accés obert
      This paper presents the p-next center problem, which aims to locate p out of n centers so as to minimize the maximum cost of allocating customers to backup centers. In this problem it is assumed that centers can fail and ...