Enviaments recents

  • Analysis of satellite constellations for the continuous coverage of ground regions 

    Dai, Guangming; Chen, Xiaoyu; Wang, Maocai; Fernández Aréizaga, Elena; Nguyen, Tuan Nam; Reinelt, Gerhard (2017-11-01)
    Article
    Accés obert
    This paper studies the problem of analyzing multisatellite constellations with respect to their coverage capacity of areas on Earth’s surface. The geometric configuration of constellation projection points on Earth’s surface ...
  • Solution validation for a Double Façade rototype 

    Fonseca Casas, Pau; Fonseca Casas, Antoni; Garrido Soriano, Núria; Godoy Muñoz, Alfonso de Jesús (2017-12)
    Article
    Accés obert
    A Solution Validation involves comparing the data obtained from the system that are implemented following the model recommendations, as well as the model results. This paper presents a Solution Validation that has been ...
  • Cokriging and multivariate kriging methods based on data of a functional random field 

    Giraldo, Ramon; Delicado Useros, Pedro Francisco; Mateu Mahiques, Jorge (2017-12-23)
    Article
    Accés obert
    Kriging and cokriging and their several related versions are techniques widely known and used in spatial data analysis. However, when the spatial data are functions a bridge between functional data analysis and geostatistics ...
  • The Pathmox approach for PLS path modeling: discovering which constructs differentiate segments 

    Lamberti, Giuseppe; Aluja Banet, Tomàs; Sanchez Trujillo, Gaston (2017-11)
    Article
    Accés restringit per política de l'editorial
    The problem of heterogeneity represents a very important issue in the decision-making process. Furthermore, it has become common practice in the context of marketing research to assume that different population parameters ...
  • FHtest: an R package for the comparison of survival curves with censored data 

    Oller Piqué, Ramón; Langohr, Klaus (2017-11)
    Article
    Accés obert
    The Fleming-Harrington class for right-censored data was first introduced by Harrington and Fleming (1982). This class is widely used in survival analysis studies and it is a subset of the so-called weighted logrank test ...
  • The STROBE extensions: protocol for a qualitative assessment of content and a survey of endorsement 

    Sharp, Melissa K.; Utropia, Ana; Gómez Melis, Guadalupe; Cobo Valeri, Erik; Wager, Elisabeth; Hren, Darko (2018-02-16)
    Article
    Accés obert
    Introduction The STrengthening the Reporting of OBservational studies in Epidemiology (STROBE) Statement was developed in response to inadequate reporting of observational studies. In recent years, several extensions to ...
  • The effects of death and post-mortem cold ischemia on human tissue transcriptomes 

    Ferreira, Pedro G.; Muñoz Aguirre, Manuel; Reverter Comes, Ferran (2018-02-13)
    Article
    Accés obert
    Post-mortem tissues samples are a key resource for investigating patterns of gene expression. However, the processes triggered by death and the post-mortem interval (PMI) can significantly alter physiologically normal RNA ...
  • A proposal to develop and assess professional skills in Engineering Final Year Projects 

    Sánchez Carracedo, Fermín; Climent Vilaró, Joan; Corbalán González, Julita; Fonseca Casas, Pau; García Almiñana, Jordi; Herrero Zaragoza, José Ramón; Rodríguez Hontoria, Horacio; Sancho Samsó, María Ribera (Tempus Publications, 2018-03)
    Article
    Accés restringit per política de l'editorial
    In this paper we discuss the result of piloting a methodology for Engineering Final Year Projects (FYP) assessment that takes into consideration professional skills acquisition. The FYP is structured around three milestones; ...
  • The shared customer collaboration vehicle routing problem 

    Fernández Aréizaga, Elena; Roca Riu, Mireia; Speranza, M. Grazia (Elsevier, 2018-03-16)
    Article
    Accés restringit per política de l'editorial
    This paper introduces a new vehicle routing problem that arises in an urban area where several carriers operate and some of their customers have demand of service for more than one carrier. The problem, called Shared ...
  • The generalized arc routing problem 

    Araoz Durand, Julian Arturo; Fernández Aréizaga, Elena; Franquesa, Carles (Springer, 2017-10)
    Article
    Accés restringit per política de l'editorial
    This paper focuses on the generalized arc routing problem. This problem is stated on an undirected graph in which some clusters are defined as pairwise-disjoint connected subgraphs, and a route is sought that traverses at ...
  • Non-linear formation of EtG and FAEEs after controlled administration of low to moderate doses of ethanol 

    Pérez-Mañá, Clara; Farré, Magí; Pastor, Antoni; Fonseca, Francina; Torrens, Marta; Menoyo, Ester; Pujadas, Mitona; Frias, Silvia; Langohr, Klaus; De la Torre Fornell, Rafael (2017-09-01)
    Article
    Accés restringit per política de l'editorial
    Aims Ethyl glucuronide (EtG) and fatty acid ethyl esters (FAEEs) are non-oxidative metabolites of alcohol that can be detected in conventional and non-conventional biological matrices for longer periods than alcohol. The ...
  • A heuristic method for a congested capacitated transit assignment model with strategies 

    Codina Sancho, Esteve; Rosell Camps, Francisca (2017-12)
    Article
    Accés obert
    This paper addresses the problem of solving the congested transit assignment problem with strict capacities. The model under consideration is the extension made by Cominetti and Correa (2001), for which the only solution ...

Mostra'n més