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多站无源定位系统中的机动目标跟踪算法
陈玲,陈德煌
0
(空军第一航空学院 航空电子工程系,河南 信阳 464000)
摘要:
针对多站测向无源定位系统提出了一种杂波环境下机动目标的被动跟踪算法———CMIMMPDF 算法。该算法首先用转换测量的卡尔曼滤波(CMKF)替代了传统的扩展卡尔曼滤波,克服 了后者精度不高易发散的缺点,并将其结合交互多模型(IMM)算法及概率数据关联(PDF)算法,有效 地完成了多站无源定位系统对杂波环境下机动目标的跟踪。仿真结果证明了该算法的有效性。
关键词:  无源定位系统  机动目标跟踪  转换测量卡尔曼滤波  交互多模型算法  概率数据关联算法
DOI:
基金项目:
Tracking Algorithm for Maneuvering Target in Multiple Passive Sensor System
CHEN Ling,CHEN De-huang
(Department of Aeronautic Electronic Engineering,The First Aeronautical Instit ute of Air Force,Xinyang 464000,China)
Abstract:
An tracking algorithm of maneuvering target is proposed for multiple pa ssive sensor system. It is called CM-IMMPDF algorithm. The converted measur emen t Kalman filter(CMKF) algorithm is used instead of the conventional extended Kal man filter(EKF) to improve the tracking performance. The proposed algorithm comb ines CMKF with both Interactive Multiple Model(IMM) algorithm and Probabilistic Data Asso ciation(PDA) algorithm. Simulation results show that the CM-IMMPDF algorithm is effective to track a maneuvering target in clutter for multiple passive senso r system.
Key words:  passive sensor system  maneuvering target tracking  CMKF  IMM algorithm  PDF algorit hm