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We establish a large deviation principle for the solutions of a class of stochastic partial differential equations with non-Lipschitz continuous coefficients. As an application, the large deviation principle is derived for super-Brownian…

概率论 · 数学 2012-05-11 Parisa Fatheddin , Jie Xiong

In this article we prove large deviations principles for high minima of Gaussian processes with nonnegatively correlated increments on arbitrary intervals. Furthermore, we prove large deviations principles for the increments of such…

概率论 · 数学 2024-04-08 Zachary Selk

Starting from the construction of a geometric rough path associated with a fractional Brownian motion with Hurst parameter $H\in]{1/4}, {1/2}[$ given by Coutin and Qian (2002), we prove a large deviation principle in the space of geometric…

概率论 · 数学 2007-05-23 Annie Millet , Marta Sanz-Solé

The problem of (pathwise) large deviations for conditionally continuous Gaussian processes is investigated. The theory of large deviations for Gaussian processes is extended to the wider class of random processes -- the conditionally…

概率论 · 数学 2019-02-07 Barbara Pacchiarotti , Alessandro Pigliacelli

We investigate the Large Deviation behavior in small time of continuous Gaussian processes. We introduce a general procedure allowing to derive Large Deviation Principles in small time starting from the well understood context of Large…

概率论 · 数学 2023-01-11 Paolo Baldi , Barbara Pacchiarotti

The large deviation principle is proved for a class of $L^2$-valued processes that arise from the coarse-graining of a random field. Coarse-grained processes of this kind form the basis of the analysis of local mean-field models in…

数学物理 · 物理学 2007-05-23 R. S. Ellis , K. Haven , B. Turkington

We establish a large deviation principle for the process of the largest eigenvalue of an Hermitian Brownian motion. By a contraction principle, we recover the LDP for the largest eigenvalue of a rank one deformation of the GUE.

概率论 · 数学 2012-11-13 Catherine Donati-Martin , Mylène Maïda

We present a large deviation principle at speed N for the largest eigenvalue of some additively deformed Wigner matrices. In particular this includes Gaussian ensembles with full-rank general deformation. For the non-Gaussian ensembles, the…

概率论 · 数学 2023-03-22 Benjamin McKenna

In rough stochastic PDE theory of Hairer type, rough path lifts with respect to the space variable of two-parameter continuous Gaussian processes play a main role. A prominent example of such processes is the solution of the stochastic heat…

概率论 · 数学 2016-11-26 Yuzuru Inahama

We study deviation probabilities for the number of high positioned particles in branching Brownian motion, and confirm a conjecture of Derrida and Shi (2016). We also solve the corresponding problem for the two-dimensional discrete Gaussian…

概率论 · 数学 2019-08-22 Elie Aïdékon , Yueyun Hu , Zhan Shi

The main results in this paper concern large deviations for families of non-Gaussian processes obtained as suitable perturbations of continuous centered multivariate Gaussian processes which satisfy a large deviation principle. We present…

概率论 · 数学 2023-07-06 C. Macci , B. Pacchiarotti

Limit theorems, including the large deviation principle, are established for random point processes (fields), which describe the position distributions of the perfect boson gas in the regime of the Bose-Einstein condensation. We compare…

数学物理 · 物理学 2015-05-14 Hiroshi Tamura , Valentin Zagrebnov

We prove a large deviation principle for the slow-fast rough differential equations under the controlled rough path framework. The driver rough paths are lifted from the mixed fractional Brownian motion with Hurst parameter $H\in…

概率论 · 数学 2025-02-05 Xiaoyu Yang , Yong Xu

For a fractional Brownian motion $B^H$ with Hurst parameter $H\in]{1/4},{1/2}[\cup]{1/2},1[$, multiple indefinite integrals on a simplex are constructed and the regularity of their sample paths are studied. Then, it is proved that the…

概率论 · 数学 2007-05-23 Marta Sanz-Solé , Iván Torrecilla-Tarantino

For a class of additive processes driven by the affine recursion $X_{n+1} = A_n X_n + B_n$, we develop a sample-path large deviations principle in the $M_1'$ topology on $D [0,1]$. We allow $B_n$ to have both signs and focus on the case…

概率论 · 数学 2024-03-26 Bohan Chen , Chang-Han Rhee , Bert Zwart

The paper deals with the asymptotic behavior of the bridge of a Gaussian process conditioned to stay in $n$ fixed points at $n$ fixed past instants. In particular, functional large deviation results are stated for small time. Several…

概率论 · 数学 2016-04-06 L. Caramellino , B. Pacchiarotti

Gaussian processes (GPs) with derivatives are useful in many applications, including Bayesian optimization, implicit surface reconstruction, and terrain reconstruction. Fitting a GP to function values and derivatives at $n$ points in $d$…

机器学习 · 计算机科学 2018-10-30 David Eriksson , Kun Dong , Eric Hans Lee , David Bindel , Andrew Gordon Wilson

In this work, we study large deviation properties of the covariance process in fully connected Gaussian deep neural networks. More precisely, we establish a large deviation principle (LDP) for the covariance process in a functional…

概率论 · 数学 2025-05-14 Luisa Andreis , Federico Bassetti , Christian Hirsch

The Airy point process is a determinantal point process that arises from the spectral edge of the Gaussian Unitary Ensemble. In this paper, we establish a large deviation principle for the Airy point process. Our result also extends to…

概率论 · 数学 2024-04-10 Chenyang Zhong

We consider a sequence of processes defined on half-line for all non negative t. We give sufficient conditions for Large Deviation Principle (LDP) to hold in the space of continuous functions with a new metric that is more sensitive to…

概率论 · 数学 2015-11-30 F. C. Klebaner , A. V. Logachov , A. A. Mogulski
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