: . 信息与控制 海鸥优化算法 出 3 种提高 SOA 算法寻优能力的改进策略:对非线性收敛因子与螺旋 寻优能力 系数进行改进,以改善全局与局部搜索的协调能力,加快收敛速度;通 并行搜索 过拓展攻击行为与攻击角度,以并行搜索的方式提升局部寻优性能;引 动态反向学****br/> 入动态反向学****使算法快速跳出局部最优,优化全局搜索。基于马尔 PID 参数整定 可夫过程分析了改进海鸥优化算法(ISOA)的收敛性。通过 16 个基准 中图法 分类号:TP18 函数测试了 ISOA 算法的寻优性能,并将其应用于 PID 参数整定中,结 文献标识码:A 果表明,提出的改进策略能显著提高 SOA 算法的收敛速度与求解精度, ISOA 算法在参数优化领域具有应用效果。 Improved Strategy and Its Application for Improving the Optimization Ability of Seagull Optimization Algorithm YAN Aijun1, 2, 3, HU Kaicheng1, 2 1. Faculty of Information Technology, Beijing University of Technology, Beijing 100124, China; 2. Engineering Research Center of Digital Community, Ministry of Education, Beijing 100124, China; 3. Beijing Laboratory for Urban Mass Transit, Beijing 100124, China Abstract Keywords To solve the problems of the seagull optimization algorithm (SOA), seagull optimization algorithm; including a slow convergence speed and easily falling to local optima, three optimization ability; improvement strategies to enhance the optimization ability of the SOA are proposed. We improve the nonlinear convergence fa