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广西师范大学学报(自然科学版) ›› 2013, Vol. 31 ›› Issue (3): 106-113.
谢光强1,2, 章云1, 李杨1,2, 曾启杰1
XIE Guang-qiang1,2, ZHANG Yun1, LI Yang1,2, ZENG Qi-jie1
摘要: 在Krause多智能体一致性模型中,模型里的智能体只进行局部通讯,系统的网络拓扑结构是动态变化的,每个智能体将与它相邻的智能体的状态总和的平均值作为最新时刻的状态值,模型常用于舆论演化行为的研究。本文研究和分析在初始拓扑连通条件下该模型收敛的特性,对收敛的群集数的上界做研究,证明了系统收敛的群集数量与初始区间值之间的关系,给出了更小的一个上界,即收敛的上界为间隔区间值。仿真试验以300个智能体意见值的系统为例,考虑在不同的区间和初始分布拓扑下进行仿真和验证,主要是在5种不同初始拓扑分布及区间范围内进行意见演化,同时初始时刻系统网络是连通的,采用分布式离散算法,得到的实验结果与结论是相吻合的。
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