Simulation of Mckean-Vlasov Bsdes by Wiener Chaos Expansion

被引:0
作者
Acary-Robert, Celine [1 ]
Briand, Philippe [2 ]
Ghannoum, Abir [2 ,3 ]
Labart, Celine [2 ]
机构
[1] Univ Grenoble Alpes, Inria, CNRS, Grenoble INP,INP,LJK, Grenoble, France
[2] Univ Savoie Mt Blanc, CNRS, LAMA, F-73000 Chambery, France
[3] Univ Libanaise, LaMA Liban, Tripoli, Lebanon
关键词
McKean-Vlasov backward stochastic differential equations; Wiener chaos expansion; Particle methods; MEAN-FIELD GAMES; DISCRETE-TIME APPROXIMATION; PARTICLE METHOD; ALGORITHM; CONVERGENCE; DISCRETIZATION; STABILITY; EQUATIONS; SCHEMES;
D O I
10.1007/s11009-025-10172-8
中图分类号
O21 [概率论与数理统计]; C8 [统计学];
学科分类号
020208 ; 070103 ; 0714 ;
摘要
We present an algorithm to solve McKean-Vlasov BSDEs based on Wiener chaos expansion and Picard's iterations and study its convergence. This paper extends the results obtained by Briand and Labart (The Annal Appl Probab 24(3):1129-1171, 2014) when standard BSDEs were considered. Here we are faced with the problem of the approximation of the law of (Y, Z) in the driver, that we solve by using a particle system. In order to avoid solving a system of BSDEs, which would not be feasible in practice, we use the same particles to approximate the law of (Y, Z) and to compute Monte Carlo approximations.
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页数:39
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