Mostrando 10 resultados de: 16
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Communications in Statistics: Simulation and Computation(1)
Journal of Computational and Graphical Statistics(1)
Journal of Multivariate Analysis(1)
Metrika(1)
Metron(1)
A parametric quantile regression model for asymmetric response variables on the real line
ArticleAbstract: In this paper, we introduce a novel parametric quantile regression model for asymmetric response varPalabras claves:Asymmetric data, Parametric inference, Quantile regression model, Skew-normal distributionsAutores:Bourguignon M., Christian Galarza Morales, Gallardo D.I., Gómez H.W.Fuentes:googlescopusAn EM algorithm for estimating the parameters of the multivariate skew-normal distribution with censored responses
ArticleAbstract: Limited or censored data are collected in many studies. This occurs for many reasons in several pracPalabras claves:Censored dataa, EM algorithm, Extended skew-normal distribution, Truncated distributionsAutores:Christian Galarza Morales, Lachos V.H., Matos L.A.Fuentes:googlescopusE-Bayesian estimation for system reliability and availability analysis based on exponential distribution
ArticleAbstract: The main purpose of this article is to introduce the E-Bayesian approach to gain flexibility in thePalabras claves:E-Bayesian, Mellin transform, System availability, System reliabilityAutores:Christian Galarza Morales, Gholizadeh R., Gonzalez-Lopez V.Fuentes:googlescopusEstimation and diagnostics for partially linear censored regression models based on heavy-tailed distributions
ArticleAbstract: In many studies, limited or censored data are collected. This occurs, in several practical situationPalabras claves:Censored regression model, EMtype algorithm, Local influence, Partially linear models, scale mixtures of normal distributionsAutores:Christian Galarza Morales, Lachos V.H., Lemus M.N., Matos L.A.Fuentes:googlescopusMomTrunc: Moments of folded and doubly truncated multivariate distributions
OtherAbstract:Palabras claves:Autores:Christian Galarza MoralesFuentes:googleMoments and random number generation for the truncated elliptical family of distributions
ArticleAbstract: This paper proposes an algorithm to generate random numbers from any member of the truncated multivaPalabras claves:Elliptical distributions, Slice sampling algorithm, Truncated distributions, Truncated momentsAutores:Christian Galarza Morales, Katherine AL Valeriano, Matos L.A., Valeriano K.A.L.Fuentes:googlescopusMoments of the doubly truncated selection elliptical distributions with emphasis on the unified multivariate skew-t distribution
ArticleAbstract: In this paper, we compute doubly truncated moments for the selection elliptical class of distributioPalabras claves:Elliptical distributions, Selection distributions, Truncated distributions, Truncated momentsAutores:Castro L.M., Christian Galarza Morales, Lachos V.H., Matos L.A.Fuentes:googlescopusOn Moments of Folded and Doubly Truncated Multivariate Extended Skew-Normal Distributions
ArticleAbstract: This article develops recurrence relations for integrals that relate the density of multivariate extPalabras claves:Extended skew-normal distribution, Folded normal distribution, Product moments, Truncated distributionsAutores:Christian Galarza Morales, Dey D.K., Lachos V.H., Matos L.A.Fuentes:googlescopusOn Moments of doubly truncated multivariate distributions
OtherAbstract:Palabras claves:Autores:Christian Galarza MoralesFuentes:googleOn moments of folded and truncated multivariate Student-t distributions based on recurrence relations
ArticleAbstract: The use of the first two moments of the truncated multivariate Student-t distribution has attractedPalabras claves:EM algorithm, Folded multivariate Student-t distribution, Product moments, Truncated multivariate normal distribution, Truncated multivariate Student-t distributionAutores:Christian Galarza Morales, Lachos V.H., Lin T.I., Wang W.L.Fuentes:googlescopus