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요약정보
基于K近邻算法的来波方向估计方法 / A DOA Estimation Method Based on K-nearest Neighbor
Resource Type
Academic Journal
Authors
陈中
;
王杰贵
;
唐希雯
;
杨航
;
CHEN Zhong
;
WANG Jiegui
;
TANG Xiwen
;
YANG Hang
Source
探测与控制学报 / Journal of Detection & Control
. 44(1):24-28
Subject
波达角估计;机器学习;K近邻算法
Language
Chinese
ISSN
1008-1194
Online Access
Find it @ DONGA
초록
针对传统波达角估计方法只适用于特定天线阵列,计算量过大和实时性差的问题,提出采用K近邻算法(KNN)对任意天线阵列实现高精度来波方向估计的方法.该方法提取来波信号的相位和幅度信息作为输入数据,利用K近邻算法构建来波方向估计模型,实现了高精度、实时化的来波方向估计.仿真实验结果表明,该方法能够实现高精度的来波方向估计,和干涉仪测向方法进行对比,证明该方法对频率估计误差和信号入射范围有更好的鲁棒性,进一步体现了该方法的优越性和可行性.
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