Now showing items 1-5 of 5

    • A logistic approximation to the cumulative normal distribution 

      Bowling, Shannon R.; Khasawneh, Mohammad T.; Kaewkuekool, Sittichai; Cho, Byung Rae (School of Industrial and Aeronautic Engineering of Terrassa (ETSEIAT). Universitat Politècnica de Catalunya (UPC), 2009-06)
      Article
      Open Access
      This paper develops a logistic approximation to the cumulative normal distribution. Although the literature contains a vast collection of approximate functions for the normal distribution, they are very complicated, not ...
    • Analysis of Crowdsourcing Logistics in B2C e-commerce: Costs and Environmental perspective 

      Bardasco San José, David (Universitat Politècnica de Catalunya / Politecnico di Milano, 2016)
      Master thesis (pre-Bologna period)
      Open Access
      Covenantee:   Politecnico di Milano
      Currently, the logistics in e-commerce is one of the big problems, especially in the deliveries between the company and the consumer, as result it generates additional costs that make the online service is not all efficient ...
    • Disseny i simulació de la implementació de plaques fotovoltaiques i d’smart grids en una xarxa elèctrica de distribució local 

      Boqué Solé, Guillem (Universitat Politècnica de Catalunya, 2021-11-01)
      Master thesis
      Open Access
      Actualment la producció d’energia elèctrica està pràcticament monopolitzada per les grans indústries energètiques. En un futur proper, es preveu que gran part de la població pugui generar part de l’energia que consumeix i ...
    • Forecasting of localization in Spain 

      Diomedi, Elena (Universitat Politècnica de Catalunya, 2011-03-14)
      Master thesis (pre-Bologna period)
      Open Access
      The objective of this study is the forecasting of the trend of logistic curve of location services, from data expressed as Hits /month, provided by the Spanish Genasys. Genasys is a leading provider of location services ...
    • Point and interval estimation for the logistic distribution based on record data 

      Asgharzadeh, Akbar; Valiollahi, Reza; Abdi, Mousa (Institut d'Estadística de Catalunya, 2016-06-17)
      Article
      Open Access
      In this paper, based on record data from the two-parameter logistic distribution, the maximum likelihood and Bayes estimators for the two unknown parameters are derived. The maximum likelihood estimators and Bayes estimators ...