数据挖掘的单光束脉冲激光方位识别精度分析  

Accuracy analysis of single beam pulsed laser azimuth recognition based on data mining

作　　者：张伟 李忠 袁四化 李梵若 ZHANG Wei;LI Zhong;YUAN Sihua;LI Fanruo(School of Information Engineering,Institute of Prevention Disaster,Yanjiao Hebei 065201,China;School of Earth Science,Institute of Prevention Disaster,Yanjiao Hebei 065201,China;School of Mechanical Electronic&Information Engineering,China University of Mining&Technology,Beijing 100083,China)

机构地区：[1]防灾科技学院信息工程学院,河北燕郊065201 [2]防灾科技学院地球科学学院,河北燕郊065201 [3]中国矿业大学机电与信息工程学院,北京100083

出　　处：《激光杂志》2022年第8期180-184,共5页Laser Journal

基　　金：国家自然基金面上项目(No.41772200);廊坊市科技支撑计划项目(No.2017013157)。

摘　　要：通过单光束脉冲激光定位,提高激光脉冲定位识别和检测能力,提出基于数据挖掘的单光束脉冲激光方位识别精度分析方法。采用高阶波束形成方法,构建单光束脉冲激光输出信号的波束阵列分析模型,采用多维波束集成控制实现对单光束脉冲激光输出信号的时隙特征分析,提取单光束脉冲激光输出信号的多维空间谱特征,将提取的激光波束信号谱特征量进行大数据融合处理,采用大数据挖掘算法,实现对单光束脉冲激光输出信号数据特征分析和信息分离,建立单光束脉冲激光输出信号的方位参数辨识模型,采用空间方位估计方法,实现对单光束脉冲激光的方位参数估计。测试结果表明,采用该方法进行单光束脉冲激光方位估计的精度在1左右浮动,说明其精度值较高,波束形成性能较好,提高了单光束脉冲激光检测方位参数估计精度。Through single-beam pulsed laser positioning,the ability of laser pulse positioning recognition and detection is improved,and a method for analyzing the accuracy of single-beam pulsed laser azimuth recognition based on data mining is proposed.Using high-order beamforming method,the beam array analysis model of single-beam pulsed laser output signal is constructed.Multi-dimensional beam integrated control is used to analyze the time slot characteristics of single-beam pulsed laser output signal.Multi-dimensional spatial spectrum characteristics of single-beam pulsed laser output signal are extracted.Big data mining algorithm is used to realize data characteristic analysis and information separation of single-beam pulsed laser output signal.Azimuth parameter identification model of single-beam pulsed laser output signal is established.Spatial azimuth estimation method is used to realize single-beam pulsed laser output signal.The test results show that the accuracy of this method for single beam pulsed laser azimuth estimation is about 1,which shows that it has high accuracy and good beamforming performance,and improves the estimation accuracy of single beam pulsed laser azimuth parameters.

关 键 词：数据挖掘 单光束 脉冲激光 方位识别精度 

分 类 号：TN912[电子电信—通信与信息系统]