From First-Order to Second-Order Rationality: Advancing Game Convergence with Dynamic Weighted Fictitious Play

Fuente: arXiv
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Autores principales: Ju, Qi, Hei, Falin, Liu, Yuxuan, Fang, Zhemei, Luo, Yunfeng
Formato: Preprint
Publicado: 2024
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author Ju, Qi
Hei, Falin
Liu, Yuxuan
Fang, Zhemei
Luo, Yunfeng
author_facet Ju, Qi
Hei, Falin
Liu, Yuxuan
Fang, Zhemei
Luo, Yunfeng
contents Constructing effective algorithms to converge to Nash Equilibrium (NE) is an important problem in algorithmic game theory. Prior research generally posits that the upper bound on the convergence rate for games is $O\left(T^{-1/2}\right)$. This paper introduces a novel perspective, positing that the key to accelerating convergence in game theory is rationality. Based on this concept, we propose a Dynamic Weighted Fictitious Play (DW-FP) algorithm. We demonstrate that this algorithm can converge to a NE and exhibits a convergence rate of $O(T^{-1})$ in experimental evaluations.
format Preprint
id arxiv_https___arxiv_org_abs_2402_12164
institution arXiv
publishDate 2024
record_format arxiv
spellingShingle From First-Order to Second-Order Rationality: Advancing Game Convergence with Dynamic Weighted Fictitious Play
Ju, Qi
Hei, Falin
Liu, Yuxuan
Fang, Zhemei
Luo, Yunfeng
Computer Science and Game Theory
Constructing effective algorithms to converge to Nash Equilibrium (NE) is an important problem in algorithmic game theory. Prior research generally posits that the upper bound on the convergence rate for games is $O\left(T^{-1/2}\right)$. This paper introduces a novel perspective, positing that the key to accelerating convergence in game theory is rationality. Based on this concept, we propose a Dynamic Weighted Fictitious Play (DW-FP) algorithm. We demonstrate that this algorithm can converge to a NE and exhibits a convergence rate of $O(T^{-1})$ in experimental evaluations.
title From First-Order to Second-Order Rationality: Advancing Game Convergence with Dynamic Weighted Fictitious Play
topic Computer Science and Game Theory
url https://arxiv.org/abs/2402.12164