Deep generalized schrödinger bridge

GH Liu, T Chen, O So… - Advances in Neural …, 2022 - proceedings.neurips.cc
Abstract Mean-Field Game (MFG) serves as a crucial mathematical framework in modeling
the collective behavior of individual agents interacting stochastically with a large population …

Turnpike in optimal control of PDEs, ResNets, and beyond

B Geshkovski, E Zuazua - Acta Numerica, 2022 - cambridge.org
The turnpike property in contemporary macroeconomics asserts that if an economic planner
seeks to move an economy from one level of capital to another, then the most efficient path …

Time reversal of diffusion processes under a finite entropy condition

P Cattiaux, G Conforti, I Gentil… - Annales de l'Institut Henri …, 2023 - projecteuclid.org
Motivated by entropic optimal transport, time reversal of diffusion processes is revisited. An
integration by parts formula is derived for the carré du champ of a Markov process in an …

Convergence rate of general entropic optimal transport costs

G Carlier, P Pegon, L Tamanini - Calculus of Variations and Partial …, 2023 - Springer
We investigate the convergence rate of the optimal entropic cost v ε to the optimal transport
cost as the noise parameter ε↓ 0. We show that for a large class of cost functions c on R d× …

A formula for the time derivative of the entropic cost and applications

G Conforti, L Tamanini - Journal of Functional Analysis, 2021 - Elsevier
In the recent years the Schrödinger problem has gained a lot of attention because of the
connection, in the small-noise regime, with the Monge-Kantorovich optimal transport …

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 …

Quasi-continuity method for mean-field diffusions: large deviations and central limit theorem

LP Chaintron - arXiv preprint arXiv:2410.04935, 2024 - arxiv.org
A pathwise large deviation principle in the Wasserstein topology and a pathwise central limit
theorem are proved for the empirical measure of a mean-field system of interacting …

Controlling conservation laws I: Entropy–entropy flux

W Li, S Liu, S Osher - Journal of Computational Physics, 2023 - Elsevier
We study a class of variational problems for regularized conservation laws with Lax's
entropy-entropy flux pairs. We first introduce a modified optimal transport space based on …

Quantitative contraction rates for Sinkhorn algorithm: beyond bounded costs and compact marginals

G Conforti, A Durmus, G Greco - arXiv preprint arXiv:2304.04451, 2023 - arxiv.org
We show non-asymptotic exponential convergence of Sinkhorn iterates to the Schr\" odinger
potentials, solutions of the quadratic Entropic Optimal Transport problem on $\mathbb {R}^ d …

Coupling by reflection for controlled diffusion processes: Turnpike property and large time behavior of Hamilton–Jacobi–Bellman equations

G Conforti - The Annals of Applied Probability, 2023 - projecteuclid.org
We investigate the long time behavior of weakly dissipative semilinear Hamilton–Jacobi–
Bellman (HJB) equations and the turnpike property for the corresponding stochastic control …