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模仿经纪人演化少数者博奕模型中的合作效应

  • 全宏俊 ,
  • 汪秉宏 ,
  • 罗晓曙
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  • 1. 中国科学技术大学近代物理系及非线性科学中心, 合肥 230026;
    2. 华南理工大学应用物理系, 广州 510641;
    3. 广西师范大学物理与电子科学系, 桂林 541004

收稿日期: 2002-03-25

  修回日期: 2002-05-16

  网络出版日期: 2003-03-10

基金资助

国家重点基础研究发展规划项目(973 计划专项经费), 国家自然科学基金(19932020,19974039和 70271070), 中国加拿大大学与工业联合基金(CCUIPP-NSFC70142005)和广西自然科学基金资助(0135063)项目

Optimal Level of Self-Organized Segregation of Evolutionary Minority Game

  • Quan Hongjun ,
  • Wang Binhong ,
  • Luo Xiaoshu
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  • 1. Department of Modern Physics and Nonlinear Science Center, University of Science and Technology of China, Hefei 230026, China;
    2. Department of Applied Physics, South China University of Technology, Guangzhou 510641, China;
    3. Department of Physics and Electronic Science, Guangxi Normal University, Guilin 541004, China

Received date: 2002-03-25

  Revised date: 2002-05-16

  Online published: 2003-03-10

摘要

提出并研究了一种新的演化少数者博弈模型.在该模型中.每个经纪人有一个几率p值.在给定m比特下,每个经纪人以几率p选择去最近相同m比特历史下的取胜方,以几率1-p作出相反的决定,同时经纪人可以模仿财富高于自己的最近邻邻居的p值并加以修正,数值模拟结果显示,经纪人的新几率p和他最佳邻

本文引用格式

全宏俊 , 汪秉宏 , 罗晓曙 . 模仿经纪人演化少数者博奕模型中的合作效应[J]. 中国科学院大学学报, 2003 , 20(2) : 191 -195 . DOI: 10.7523/j.issn.2095-6134.2003.2.011

Abstract

The evolutionary minority game by imitating neighbor's p value is investigated. We allow the agent to modify her p value after imitation. Numerical results show that there exists an optimal level of correlation between the agent's new p value and her neighbor's p value after imitation, at which the agents evolve into a state in which they self-segregate into nearly equal-sized opposing groups characterized by extreme behavior.The evolution by imitation can considerably enhances the system's coordination.

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