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基于阈值的动态交互在公共物品博弈中的合作演化

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为了分析带有惩罚机制的公共物品博弈模型下交互规模对合作水平和种群收益的影响,通过蒙特卡洛仿真,结合现实复杂的交互环境特征,提出了一种基于合作阈值的动态交互域模型.首先,根据博弈圈内合作者数目不同的特点设计了基于合作阈值的动态交互规则;其次,对加入交互域更新规则后公共物品博弈模型中的合作水平、种群收益、交互域范围等进行了仿真实验,观测其演化过程;最后,通过对比不同参数值下新旧模型对种群合作演化的影响,讨论了该机制作用的原理和效果.通过大量的仿真实验,验证了较高的合作阈值和增加交互域的变化强度都能更有效地促进合作并提高种群的平均收益.该模型能有效提高合作水平和群体收益,从而为研究动态交互环境下的公共物品博弈提供一种新的视角.
Cooperation evolution of dynamic interaction based on threshold in public goods game
To analyze the impact of interaction size on cooperation level and population average payoff in the public goods game with punishment,by combining Monte Carlo simulation with the characteristics of real complex interaction environments,a dynamic interaction domain model was proposed based on a cooperation threshold.First,a dynamic interaction rule based on the cooperation threshold is designed,taking into account the characteristics of different numbers of cooperators in the game group.Secondly,simulation experiments are conducted to observe the evolution of cooperation level,population payoff,and interaction domain range in the public goods game model after incorporating the interaction domain update rule.Finally,we compare the effects of the traditional and new models on the evolution of cooperation under different parameter values and discuss the principles and effectiveness of the model.Extensive simulation experiments have validated that increasing the cooperation threshold or the variation parameter more efficaciously fosters cooperation and enhances the population's average payoff.This provides a new perspective for the study of public goods game in dynamic interactive environ-ment.

system modelingthe public goods gamecooperation thresholdinteraction domainpayoffcooperation

许向阳、刘亚捷、马金龙

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河北科技大学信息科学与工程学院,河北 石家庄 050018

河北省智能物联网技术创新中心,河北 石家庄 050018

系统建模 公共物品博弈 合作阈值 交互域 收益 合作

2025

河北科技大学学报
河北科技大学

河北科技大学学报

北大核心
影响因子:0.959
ISSN:1008-1542
年,卷(期):2025.46(1)