Results 111 to 120 of about 41,008 (203)

Modelado de parejas aleatorias usando cópulas Modelling Random Couples Using Copulas

open access: yesRevista Colombiana de Estadística, 2009
Las cópulas se han convertido en una herramienta útil para el modelado multivariado tanto estocástico como estadístico. En este artículo se revisan propiedades fundamentales de las cópulas que permitan caracterizar la estructura de dependencia de ...
GABRIEL ESCARELA, ANGÉLICA HERNÁNDEZ
doaj  

Dependence properties of bivariate copula families

open access: yesDependence Modeling
Motivated by recently investigated results on dependence measures and robust risk models, this article provides an overview of dependence properties of many well known bivariate copula families, where the focus is on the Schur order for conditional ...
Ansari Jonathan, Rockel Marcus
doaj   +1 more source

Penalized estimation of hierarchical Archimedean copula

open access: yesJournal of Multivariate Analysis
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Ostap Okhrin, Alexander Ristig
openaire   +3 more sources

MODELLING RANDOM COUPLES USING COPULAS MODELADO DE PAREJAS ALEATORIAS USANDO CÓPULAS

open access: yesRevista Colombiana de Estadística, 2009
Copulas have become a useful tool for the multivariate modelling in both stochastics and statistics. In this article, fundamental properties that allow the characterization of the dependence structure of families of the bivariate distributions defined by
Escarela Gabriel, Hernández Angélica
doaj  

Factor Tree Copula Models for Item Response Data. [PDF]

open access: yesPsychometrika, 2023
Kadhem SH, Nikoloulopoulos AK.
europepmc   +1 more source

Copula modeling for the estimation of measures of marker classification and predictiveness performance with survival outcomes. [PDF]

open access: yesStat Methods Med Res, 2023
Escarela G   +3 more
europepmc   +1 more source

Nested Archimedean Copulas Meet R: The nacopula Package

open access: yesJournal of Statistical Software, 2011
The package nacopula provides procedures for constructing nested Archimedean copulas in any dimensions and with any kind of nesting structure, generating vectors of random variates from the constructed objects, computing function values and probabilities
Marius Hofert, Martin Maechler
doaj  

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