Propagation of chaos: a review of models, methods and applications. II. Applications

LP Chaintron, A Diez - arxiv preprint arxiv:2106.14812, 2021 - arxiv.org
The notion of propagation of chaos for large systems of interacting particles originates in
statistical physics and has recently become a central notion in many areas of applied …

Modelling opinion dynamics under the impact of influencer and media strategies

L Helfmann, N Djurdjevac Conrad, P Lorenz-Spreen… - Scientific Reports, 2023 - nature.com
Digital communication has made the public discourse considerably more complex, and new
actors and strategies have emerged as a result of this seismic shift. Aside from the often …

Central limit type theorem and large deviation principle for multi-scale McKean–Vlasov SDEs

W Hong, S Li, W Liu, X Sun - Probability Theory and Related Fields, 2023 - Springer
The main aim of this work is to study the asymptotic behavior for multi-scale McKean–Vlasov
stochastic dynamical systems. Firstly, we obtain a central limit type theorem, ie the deviation …

Response theory and phase transitions for the thermodynamic limit of interacting identical systems

V Lucarini, GA Pavliotis, N Zagli - Proceedings of the …, 2020 - royalsocietypublishing.org
We study the response to perturbations in the thermodynamic limit of a network of coupled
identical agents undergoing a stochastic evolution which, in general, describes non …

Phase transitions, logarithmic Sobolev inequalities, and uniform-in-time propagation of chaos for weakly interacting diffusions

MG Delgadino, RS Gvalani, GA Pavliotis… - … in Mathematical Physics, 2023 - Springer
In this article, we study the mean field limit of weakly interacting diffusions for confining and
interaction potentials that are not necessarily convex. We explore the relationship between …

Perspective: New directions in dynamical density functional theory

M Te Vrugt, R Wittkowski - Journal of Physics: Condensed Matter, 2022 - iopscience.iop.org
Classical dynamical density functional theory (DDFT) has become one of the central
modeling approaches in nonequilibrium soft matter physics. Recent years have seen the …

Eigenfunction martingale estimators for interacting particle systems and their mean field limit

GA Pavliotis, A Zanoni - SIAM Journal on Applied Dynamical Systems, 2022 - SIAM
We study the problem of parameter estimation for large exchangeable interacting particle
systems when a sample of discrete observations from a single particle is known. We …

Poisson equation on Wasserstein space and diffusion approximations for McKean-Vlasov equation

Y Li, F Wu, L **e - arxiv preprint arxiv:2203.12796, 2022 - arxiv.org
We consider the fully-coupled McKean-Vlasov equation with multi-time-scale potentials, and
all the coefficients depend on the distributions of both the slow component and the fast …

Small noise asymptotics of multi-scale McKean-Vlasov stochastic dynamical systems

J Gao, W Hong, W Liu - Journal of Differential Equations, 2023 - Elsevier
The main aim of this work is to investigate small noise limiting behavior of multi-scale
McKean-Vlasov stochastic dynamical systems, where we allow the coefficients depend on …

Rate of homogenization for fully-coupled McKean–Vlasov SDEs

ZW Bezemek, K Spiliopoulos - Stochastics and Dynamics, 2023 - World Scientific
In this paper, we consider a fully-coupled slow–fast system of McKean–Vlasov stochastic
differential equations with full dependence on the slow and fast component and on the law …