JOURNAL ARTICLE

Multitarget Tracking Algorithm in Unknown Clutter

Feng LianChongzhao HanWeifeng Liu

Year: 2009 Journal:   ACTA AUTOMATICA SINICA Vol: 35 (7)Pages: 851-858   Publisher: Elsevier BV

Abstract

摘要: 提出了一种未知杂波环境下的多目标跟踪算法. 该算法通过有限混合模型(Finite mixtrue model, FMM)建立多目标似然函数, 其中混合模型参数可通过期望极大化(Expectation maximum, EM)算法及模型合并与删除技术得到. 由估计的混合模型参数可进一步得到杂波模型估计、目标个数估计以及多目标状态估计. 类似基于随机有限集(Random finite set, RFS)的多目标跟踪算法, 该算法也可避免目标与测量的关联过程. 仿真实验表明, 当杂波分布未知并且较复杂时, 本文算法的估计效果要明显优于未进行杂波拟合时的多目标跟踪算法. 关键词: 多目标跟踪 / 未知杂波模型 / 有限混合模型 / 聚类 / 期望最大化

Keywords:
Clutter Tracking (education) Algorithm Set (abstract data type) Computer science Finite set Artificial intelligence Mathematics Radar Mathematical analysis

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Citation History

Topics

Target Tracking and Data Fusion in Sensor Networks
Physical Sciences →  Computer Science →  Artificial Intelligence
Underwater Acoustics Research
Physical Sciences →  Earth and Planetary Sciences →  Oceanography
Blind Source Separation Techniques
Physical Sciences →  Computer Science →  Signal Processing

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