系统仿真学报 ›› 2018, Vol. 30 ›› Issue (11): 4079-4085.doi: 10.16182/j.issn1004731x.joss.201811005
仇永斌, 张树春, 王元诚, 范文澜, 李德鑫
收稿日期:
2018-05-20
修回日期:
2018-06-30
发布日期:
2019-01-04
作者简介:
仇永斌(1974-),男,黑龙江双城,博士,工程师,研究方向为雷达信号处理与性能仿真;张树春(1974-),男,黑龙江双城,博士,高工,研究方向为飞行仿真与非线性滤波。
基金资助:
Chou Yongbin, Zhang Shuchun, Wang Yuancheng, Fan Wenlan, Li Dexin
Received:
2018-05-20
Revised:
2018-06-30
Published:
2019-01-04
摘要: 粒子群优化算法(PSO)通常随机赋初值。提出一种新的线阵方向图优化的PSO算法。通过矩阵运算解析出对应预期方向图的一组阵元权系数的估值。将该估值视为最优粒子初值的有效估计量。将该估计量赋值给种群的一个粒子,而其他粒子仍然赋随机初值。新优化算法与传统PSO算法唯一区别在于粒子初值的初始化方法。仿真实验结果表明,新算法不但收敛速度更快,而且适应度值收敛的更深,能够有效提高传统PSO算法的在复杂的非线性优化问题上的收敛特性。
中图分类号:
仇永斌, 张树春, 王元诚, 范文澜, 李德鑫. 最优粒子初值有效估计的线阵列方向图优化算法[J]. 系统仿真学报, 2018, 30(11): 4079-4085.
Chou Yongbin, Zhang Shuchun, Wang Yuancheng, Fan Wenlan, Li Dexin. Linear Array Pattern Optimization Algorithm for Effective Estimation of Optimum Particle Initial Values[J]. Journal of System Simulation, 2018, 30(11): 4079-4085.
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