现代雷达2024,Vol.46Issue(1) :31-35.DOI:10.16592/j.cnki.1004-7859.2024.01.006

基于极大似然的联合多传感器配准与融合

Joint Multi-sensor Registration and Fusion Based on Maximum Likelihood

周学平 谢依妨
现代雷达2024,Vol.46Issue(1) :31-35.DOI:10.16592/j.cnki.1004-7859.2024.01.006

基于极大似然的联合多传感器配准与融合

Joint Multi-sensor Registration and Fusion Based on Maximum Likelihood

周学平 1谢依妨2
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作者信息

  • 1. 中国电子科技集团公司第二十八研究所,江苏 南京 210007
  • 2. 广西贵港市港北区科技局,广西 贵港 537100
  • 折叠

摘要

传感器配准和多源融合是多传感器多目标跟踪系统中面临的两个重要问题.多传感器融合的精度一定程度上与传感器固有系统误差相关,为提高融合精度,需要进行多传感器配准.在多传感器多目标跟踪场景下,文中根据传感器量测噪声特性,通过公式推导实现了一种基于极大似然的联合多传感器配准与融合算法.该算法可同时在采样时刻间对传感器系统偏差和目标融合位置进行估计,并对传感器系统误差进行时间递推.仿真结果表明,文中算法具有较高的估计精度,可同时解决多传感器的配准与融合问题.

Abstract

Sensor registration and multi-source fusion are important problems in the multi sensor-multi-target tracking systems.Multi-sensor fusion accuracy is related to sensors inherent system error to a certain extent,multi-sensor registration is required to improve the fusion accuracy.In multi-sensor-multi-target tracking scenarios,based on sensors measurement noise characteristic,this paper proposes a joint multi-sensor registration and fusion based on maximum likelihood algorithm which estimates sensors'sys-tem errors and targets'fusion position together.Simulation results show that this algorithm has high estimation precision,can solve the problem of multi-sensor registration and multi-sensor fusion at the same time.

关键词

极大似然/多源融合/传感器配准/多目标跟踪

Key words

maximum likelihood/multi-source fusion/sensor registration/multi-target tracking

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出版年

2024
现代雷达
南京电子技术研究所

现代雷达

CSTPCD北大核心
影响因子:0.568
ISSN:1004-7859
参考文献量11
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