天波超视距雷达的多路径融合多目标跟踪算法

系统工程与电子技术(2017)

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Abstract
针对天波超视距雷达(over-the-horizon radar,OTHR)的信号多路径传播特点,提出一种融合多路径信息的多目标跟踪算法。该算法利用概率多假设跟踪(probabilistic multi-hypothesis tracker,PMHT)算法中量测与目标关联的"软"决策模型优势,并对多路径观测函数显式建模,推导了多路径量测融合处理公式。仿真实验结果表明,相比于标准PMHT算法,所提出算法实现了在低检测概率、高杂波的OTHR环境下对多个目标的更有效跟踪,获得更高的目标状态估计精度和更低的失跟率。
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Key words
over-the-horizon radar (OTHR),multipath,information fusion,probabilistic multi-hypothesis tracker (PMHT)
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