Exact uniform modulus of continuity for $q$-isotropic Gaussian random fields

We find sufficient conditions for the existence of an exact uniform modulus continuity for the class of $q$-isotropic Gaussian random fields introduced in Hinojosa-Calleja and Sanz-Solé (2021). We apply the result to a d-dimensional version of the $B^\gamma$ Gaussian processes defined in Mocioalca a...

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Detalhes bibliográficos
Autor: Hinojosa Calleja, Adrián
Tipo de documento: artigo
Estado:Versão publicada
Data de publicação:2023
País:España
Recursos:Universidad de Barcelona
Repositório:Dipòsit Digital de la UB
OAI Identifier:oai:diposit.ub.edu:2445/219020
Acesso em linha:https://hdl.handle.net/2445/219020
Access Level:Acceso aberto
Palavra-chave:Camps aleatoris
Processos gaussians
Processos estocàstics
Random fields
Gaussian processes
Stochastic processes
Descrição
Resumo:We find sufficient conditions for the existence of an exact uniform modulus continuity for the class of $q$-isotropic Gaussian random fields introduced in Hinojosa-Calleja and Sanz-Solé (2021). We apply the result to a d-dimensional version of the $B^\gamma$ Gaussian processes defined in Mocioalca and Viens (2005).