Browsing by Subject "Dados composicionais"

Now showing items 1-3 of 3

    • Uma análise bayesiana para dados composicionais. 

      Obage, Simone Cristina (Universidade Federal de São Carlos, UFSCar, Programa de Pós-Graduação em Estatística - PPGEs, , 03/03/2005)
      Compositional data are given by vectors of positive numbers with sum equals to one. These kinds of data are common in many applications, as in geology, biology, economy among many others. In this paper, we introduce a ...

    • Penalized regression methods for compositional data 

      Shimizu, Taciana Kisaki Oliveira (Universidade Federal de São Carlos, UFSCar, Programa Interinstitucional de Pós-Graduação em Estatística - PIPGEs, Câmpus São Carlos, 10/12/2018)
      Compositional data consist of known vectors such as compositions whose components are positive and defined in the interval (0,1) representing proportions or fractions of a "whole", where the sum of these components must ...

    • Uma abordagem estatística para a análise dos resultados das eleições presidenciais 

      Lachos Olivares, Victor Eduardo (Universidade Federal de São Carlos, UFSCar, Programa Interinstitucional de Pós-Graduação em Estatística - PIPGEs, Câmpus São Carlos, 15/01/2024)
      Multiparty data has characteristics that make it compositional data such as a constant sum of components and a limited space known as simplex. Thus, the purpose of the work is to develop a methodology to analyze multi-party ...