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A Bayesian Approach to Track Multiple Extended Targets Using Particle Filter for Nonlinear System

机译:非线性系统中使用粒子滤波的贝叶斯跟踪多个扩展目标的方法

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摘要

To track multiple extended targets for the nonlinear system, this paper employs the idea of the particle filter to track kinematic states and shape formation of extended targets. First, the Bayesian framework is proposed for multiple extended targets to jointly estimate multiple extended target state and association hypothesis. Furthermore, a joint proposal distribution is defined for the multiple extended target state and association hypothesis. Then, the Bayesian framework of multiple extended target tracking is implemented by the particle filtering which could release the high computational burden caused by the increase in the number of extended targets and measurements. Simulation results show that the proposed multiple extended target particle filter has superior performance in shape estimation and improves the performance of the position estimation in the situation that there are spatially closed extended targets.
机译:为了跟踪非线性系统的多个扩展目标,本文采用粒子滤波的思想来跟踪运动状态和扩展目标的形状形成。首先,提出了针对多个扩展目标的贝叶斯框架,以共同估计多个扩展目标状态和关联假设。此外,为多个扩展目标状态和关联假设定义了联合提议分布。然后,通过粒子滤波实现多重扩展目标跟踪的贝叶斯框架,该框架可以释放由于扩展目标和测量数量的增加而导致的高计算负担。仿真结果表明,所提出的多重扩展目标粒子滤波器在形状估计方面具有优越的性能,并且在空间上封闭的扩展目标情况下提高了位置估计的性能。

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  • 来源
    《Mathematical Problems in Engineering》 |2018年第6期|7424538.1-7424538.10|共10页
  • 作者

    Han Yulan; Han Chongzhao;

  • 作者单位

    Ningxia Univ, Sch Phys & Elect Elect Engn, Ningxia 750021, Peoples R China;

    Xi An Jiao Tong Univ, Sch Elect & Informat Engn, Xian 710049, Shaanxi, Peoples R China;

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