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This paper proposes a multiscale method for solving the numerical solution of mean field games which accelerates the convergence and addresses the problem of determining the initial guess. Starting from an approximate solution at the…

数值分析 · 数学 2022-01-11 Haoya Li , Yuwei Fan , Lexing Ying

Here, we consider one-dimensional forward-forward mean-field games (MFGs) with congestion, which were introduced to approximate stationary MFGs. We use methods from the theory of conservation laws to examine the qualitative properties of…

偏微分方程分析 · 数学 2017-03-30 Diogo Gomes , Marc Sedjro

We consider solutions satisfying the zero Neumann boundary condition and a linearized mean field game equation in $\Omega \times (0,T)$ whose principal coefficients depend on the time and spatial variables with general Hamiltonian, where…

偏微分方程分析 · 数学 2023-04-14 Oleg Imanuvilov , Hongyu Liu , Masahiro Yamamoto

In this article we consider finite Mean Field Games (MFGs), i.e. with finite time and finite states. We adopt the framework introduced in Gomes Mohr and Souza in 2010, and study two seemly unexplored subjects. In the first one, we analyze…

最优化与控制 · 数学 2018-05-16 Saeed Hadikhanloo , Francisco José Silva

Here, we establish the existence of weak solutions to a wide class of time-dependent monotone mean-field games (MFGs). These MFGs are given as a system of degenerate parabolic equations with initial and terminal conditions. To construct…

偏微分方程分析 · 数学 2020-01-14 Rita Ferreira , Diogo Gomes , Teruo Tada

Here, we develop numerical methods for finite-state mean-field games (MFGs) that satisfy a monotonicity condition. MFGs are determined by a system of differential equations with initial and terminal boundary conditions. These non-standard…

数值分析 · 数学 2017-05-02 Diogo Gomes , Joao Saude

This paper studies the convergence problem for mean field games with common noise. We define a suitable notion of weak mean field equilibria, which we prove captures all subsequential limit points, as $n\to\infty$, of closed-loop…

概率论 · 数学 2022-08-22 Daniel Lacker , Luc Le Flem

The purpose of this work is to introduce a notion of weak solution to the master equation of a potential mean field game and to prove that existence and uniqueness hold under quite general assumptions. Remarkably, this is achieved without…

最优化与控制 · 数学 2022-06-30 Alekos Cecchin , François Delarue

This manuscript discusses planning problems for first- and second-order one-dimensional mean-field games (MFGs). These games are comprised of a Hamilton-Jacobi equation coupled with a Fokker-Planck equation. Applying Poincar\'e's Lemma to…

偏微分方程分析 · 数学 2021-04-27 Tigran Bakaryan , Rita Ferreira , Diogo Gomes

This paper is about Holder and Lipschitz stability estimates and uniqueness theorems for some coefficient inverse problems and associated inverse source problems for a general linear parabolic equation of the second order with variable…

数学物理 · 物理学 2024-01-17 Michael V. Klibanov

Designing suitable reward functions for numerous interacting intelligent agents is challenging in real-world applications. Inverse reinforcement learning (IRL) in mean field games (MFGs) offers a practical framework to infer reward…

机器学习 · 计算机科学 2025-09-05 Yang Chen , Xiao Lin , Bo Yan , Libo Zhang , Jiamou Liu , Neset Özkan Tan , Michael Witbrock

In a probabilistic mean field game driven by a L\'evy process an individual player aims to minimize a long run discounted/ergodic cost by controlling the process through a pair of increasing and decreasing c\`adl\`ag processes, while he is…

最优化与控制 · 数学 2025-05-30 Facundo Oliú

The theory of mean field games studies the limiting behaviors of large systems where the agents interact with each other in a certain symmetric way. The running and terminal costs are critical for the agents to decide the strategies.…

最优化与控制 · 数学 2023-07-05 Hongyu Liu , Chenchen Mou , Shen Zhang

We consider the inverse problem of determining the isotropic inhomogeneous electromagnetic coefficients of the non-stationary Maxwell equations in a bounded domain of R^3, from a finite number of boundary measurements. Our main result is a…

偏微分方程分析 · 数学 2015-06-11 Mourad Bellassoued , Michel Cristofol , Eric Soccorsi

Mean field game (MFG) is an expressive modeling framework for systems with a continuum of interacting agents. While many approaches exist for solving the forward MFG, few have studied its \textit{inverse} problem. In this work, we seek to…

最优化与控制 · 数学 2025-07-28 Han Huang , Jiajia Yu , Tianyi Chen , Rongjie Lai

We consider a class of linear-quadratic-Gaussian mean-field games with a major agent and considerable heterogeneous minor agents in the presence of mean-field interactions. The individual admissible controls are constrained in closed convex…

最优化与控制 · 数学 2017-10-10 Ying Hu , Jianhui Huang , Tianyang Nie

A comprehensive convergence and stability analysis of some probabilistic numerical methods designed to solve Cauchy-type inverse problems is performed in this study. Such inverse problems aim at solving an elliptic partial differential…

数值分析 · 数学 2025-08-12 Iulian Cîmpean , Andreea Grecu , Liviu Marin

We study the generalized conditional gradient (GCG) method for time-dependent second-order mean field games (MFG) with local coupling terms. While explicit convergence rates of the GCG method were previously established only for globally…

数值分析 · 数学 2026-01-27 Haruka Nakamura , Norikazu Saito

In this article, for a fourth-order parabolic equation which is closely related for example to the Cahn-Hilliard equation, we study an inverse source problem by interior data and the continuation of solution from lateral Cauchy data. Our…

偏微分方程分析 · 数学 2020-09-25 O. Yu. Imanuvilov , M. Yamamoto

The first globally convergent numerical method for a Coefficient Inverse Problem (CIP) for the Riemannian Radiative Transfer Equation (RRTE) is constructed. This is a version of the so-called \textquotedblleft convexification" method, which…