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基于自触发脉冲牵制的机坪多智能体网络协同策略

Consensus algorithm of apron multi-agent networks based on self-triggered impulsive pinning control

  • 摘要: 针对机坪多智能体网络场景下传统的一致性算法存在收敛性差、资源严重浪费等问题,提出一种基于自触发脉冲牵制的控制策略.基于图论建立机坪多智能体网络模型,设计脉冲激发函数,实现对脉冲触发时刻自行预估;改进节点重要度评价算法,拓宽评价指标的维度,提高牵制节点选取的合理性.在MATLAB中进行网络状态收敛性模拟分析.结果表明:提出的方法在降低采样触发频率、减少受控节点数的同时,有效提高了网络的收敛速度,并使收敛趋势更为平滑,且拓扑结构越简单,控制效果越好.

     

    Abstract: To reduce the unnecessary waste of controlling resources and improve the convergence rate in the apron multi-agent network scene, a novel consensus algorithm based on the self-triggered impulsive pinning control was proposed. A multi-agent network model was established based on graph theory, and an impulse excitation function was designed to estimate each pulse moment automatically. The meliorative node importance measure with more evaluation indexes was defined simultaneously to select the more appropriate pinning nodes. The convergence of network status was simulated and analyzed in MATLAB. The results show that by the proposed method, the sampling trigger frequency and the controlled nodes number are effectively reduced, and the better performance than competing methods can be obtained with the smoother trend of convergence. The simpler the topological structure is, the better the control effect is.

     

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