Weak dependence and GMM estimation of supOU and mixed moving average processes

IV Curato, R Stelzer - 2019 - projecteuclid.org
We consider a mixed moving average (MMA) process X driven by a Lévy basis and prove
that it is weakly dependent with rates computable in terms of the moving average kernel and …

Lévy-driven causal CARMA random fields

VS Pham - Stochastic Processes and their Applications, 2020 - Elsevier
We introduce Lévy-driven causal CARMA random fields on R d, extending the class of
CARMA processes. The definition is based on a system of stochastic partial differential …

[HTML][HTML] Volterra-type Ornstein–Uhlenbeck processes in space and time

VS Pham, C Chong - Stochastic Processes and their Applications, 2018 - Elsevier
We propose a novel class of temporo-spatial Ornstein–Uhlenbeck processes as solutions to
Lévy-driven Volterra equations with additive noise and multiplicative drift. After formulating …

Hybrid simulation scheme for volatility modulated moving average fields

C Heinrich, MS Pakkanen, AED Veraart - Mathematics and Computers in …, 2019 - Elsevier
We develop a simulation scheme for a class of spatial stochastic processes called volatility
modulated moving averages. A characteristic feature of this model is that the behaviour of …

Gamma Kernels and BSS/LSS Processes

OE Barndorff-Nielsen - Advanced Modelling in Mathematical Finance: In …, 2016 - Springer
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On the divergence and vorticity of vector ambit fields

O Sauri - Stochastic Processes and their Applications, 2020 - Elsevier
This paper studies the asymptotic behaviour of the flux and circulation of a subclass of
random fields within the family of 2-dimensional vector ambit fields. We show that, under …

Assessing Gamma kernels and BSS/LSS processes

OE Barndorff-Nielsen - 2016 - pure.au.dk
Assessing Gamma kernels and BSS/LSS processes Ole E. Barndorff-Nielsen CREATES Research
Paper 2016-9 Page 1 Department of Economics and Business Economics Aarhus University …

Pathwise decompositions of Brownian semistationary processes

O Sauri - Theory of Probability & Its Applications, 2019 - SIAM
We find a pathwise decomposition of a certain class of Brownian semistationary processes
(BSS) in terms of fractional Brownian motions. To do this, we specialize in the case when the …

Stochastic modeling in space and time with Lévy-driven random fields

VS Pham - 2019 - mediatum.ub.tum.de
This dissertation introduces two novel classes of Lévy-driven random fields: Volterra-type
Ornstein-Uhlenbeck processes and causal CARMA random fields. We investigate their …