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Motivated by a problem of optimal harvesting of natural resources, we study a control problem for Volterra type dynamics driven by time-changed L\'evy noises, which are in general not Markovian. To exploit the nature of the noise, we make…

概率论 · 数学 2023-03-07 Giulia di Nunno , Michele Giordano

We extend the taming techniques for explicit Euler approximations of stochastic differential equations (SDEs) driven by L\'evy noise with super-linearly growing drift coefficients. Strong convergence results are presented for the case of…

概率论 · 数学 2015-01-23 Konstantinos Dareiotis , Chaman Kumar , Sotirios Sabanis

We establish a large deviation principle (LDP) for a class of stochastic porous media equations driven by L\'{e}vy-type noise on a $\sigma$-finite measure space $(E,\mathcal{B}(E),\mu)$, with the Laplacian replaced by a negative definite…

概率论 · 数学 2023-12-07 Weina Wu , Jianliang Zhai

A continuous-time nonlinear regression model with L\'evy-driven linear noise process is considered. Sufficient conditions of consistency and asymptotic normality of the Whittle estimator for the parameter of the noise spectral density are…

概率论 · 数学 2019-09-24 A. V. Ivanov , N. N. Leonenko , I. V. Orlovskyi

We study existence of densities for solutions to stochastic differential equations with H\"older continuous coefficients and driven by a $d$-dimensional L\'evy process $Z=(Z_{t})_{t\geq 0}$, where, for $t>0$, the density function $f_{t}$ of…

概率论 · 数学 2022-03-17 Martin Friesen , Peng Jin , Barbara Rüdiger

In this work we first present the existence, uniqueness and regularity of the strong solution of the tidal dynamics model perturbed by L\'evy noise. Monotonicity arguments have been exploited in the proofs. We then formulate a martingale…

概率论 · 数学 2017-06-19 Pooja Agarwal , Utpal Manna , Debopriya Mukherjee

In this paper, the successive approximation method is applied to investigate the existence and uniqueness of solutions to the stochastic differential equations (SDEs) driven by L\'evy noise under non-Lipschitz condition which is a much…

动力系统 · 数学 2014-05-15 Y Xu , B Pei

A standard approach to analysis of noise-induced effects in stochastic dynamics assumes a Gaussian character of the noise term describing interaction of the analyzed system with its complex surroundings. An additional assumption about the…

统计力学 · 物理学 2009-05-06 Bartlomiej Dybiec , Ewa Gudowska-Nowak

In this article we prove a maximal $L^p$-regularity result for stochastic convolutions, which extends Krylov's basic mixed $L^p(L^q)$-inequality for the Laplace operator on ${\mathbb{R}}^d$ to large classes of elliptic operators, both on…

概率论 · 数学 2012-04-12 Jan van Neerven , Mark Veraar , Lutz Weis

In the paper stochastic Volterra equations with noise terms driven by series of independent scalar Wiener processes are considered. In our study we use the resolvent approach to the equations under consideration. We give sufficient…

概率论 · 数学 2012-12-07 Bartosz Bandrowski , Anna Karczewska

We establish the first existence and uniqueness result for mild solutions of abstract stochastic evolution equations driven by arbitrary cylindrical L\'evy processes in Hilbert spaces. The coefficients are assumed to satisfy global…

概率论 · 数学 2026-05-14 Gergely Bodó , Sonja Cox , Adam Jakubowski , Markus Riedle

We develop a general construction for nonlinear L\'evy processes with given characteristics. More precisely, given a set $\Theta$ of L\'evy triplets, we construct a sublinear expectation on Skorohod space under which the canonical process…

概率论 · 数学 2015-01-13 Ariel Neufeld , Marcel Nutz

Let $u$ be the solution to the following stochastic evolution equation (1) du(t,x)& = &A u(t,x) dt + B \sigma(u(t,x)) dL(t),\quad t>0; u(0,x) = x taking values in an Hilbert space $\HH$, where $L$ is a $\RR$ valued L\'evy process, $A:H\to…

概率论 · 数学 2015-07-06 Erika Hausenblas , Paul Andre Razafimandimby

In this paper, we study the compressibility of random processes and fields, called generalized L\'evy processes, that are solutions of stochastic differential equations driven by $d$-dimensional periodic L\'evy white noises. Our results are…

概率论 · 数学 2019-03-19 Julien Fageot , Michael Unser , John Paul Ward

Gradient estimates are derived, for the first time, for the semigroup associated to a class of stochastic differential equations driven by multiplicative L\'evy noise. In particular, the estimates are sharp for $\alpha$-stable type noises.…

概率论 · 数学 2015-05-28 Feng-Yu Wang , Lihu Xu , Xicheng Zhang

Stochastic resonance phenomenon induced by non-Gaussian L\'evy noise in a second-order bistable system is investigated. The signal-noise-ratio for different parameters is computed by an efficient numerical scheme. The influences of the…

统计力学 · 物理学 2013-09-06 Yong Xu , Juanjuan Li , Jing Feng , Huiqing Zhang , Wei Xu , Jinqiao Duan

We prove the well-posedness of some non-linear stochastic differential equations in the sense of McKean-Vlasov driven by non-degenerate symmetric $\alpha$-stable L\'evy processes with values in $R^d$ under some mild H{\"o}lder regularity…

偏微分方程分析 · 数学 2019-10-15 Noufel Frikha , Valentin Konakov , Stéphane Menozzi

Motivated by the recent results of Nualart and Xu \cite{Nualart} concerning limits laws for occupation times of one dimensional symmetric stable processes, this paper proves a decomposition for functionals of one dimensional symmetric…

概率论 · 数学 2014-10-07 Luis Acuna Valverde

We consider a type of stochastic nonlinear beam equation driven by L\'{e}vy noise. By using a suitable Lyapunov function and applying the Khasminskii test we show the nonexplosion of the mild solutions. In addition, under some additional…

概率论 · 数学 2010-11-25 Zdzisław Brzeźniak , Jiahui Zhu

Explicit coupling property and gradient estimates are investigated for the linear evolution equations on Hilbert spaces driven by an additive cylindrical L\'evy process. The results are efficiently applied to establish the exponential…

概率论 · 数学 2015-01-27 Jian Wang