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Author:

刘哲 (刘哲.) | 卫军胡 (卫军胡.) | 赵军 (赵军.) | 姚东升 (姚东升.) | 孙国基 (孙国基.)

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Abstract:

针对纯角度非线性估计法对量测方程进行线性化处理后的运动要素估计出现发散或偏置现象等问题,提出了基于多源二维测角信息的三维动态目标跟踪定位算法.利用最大似然估计法对多基站提供的角度量测信息进行融合处理,由此获得的量测方程经伪线性化后的均方等效误差期望值最小,从而实现了目标运动要素无偏估计.通过仿真表明,利用所提算法获得的位置跟踪误差曲线能快速、准确地逼近Cramer-Rao下界,比扩展的卡尔曼滤波器的收敛速度快,精度高,跟踪精度可提高50%.

Keyword:

定位算法 二维测角 目标跟踪

Author Community:

  • [ 1 ] [孙国基]
  • [ 2 ] [刘哲]西安交通大学
  • [ 3 ] [卫军胡]
  • [ 4 ] [赵军]
  • [ 5 ] [姚东升]

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Source :

西安交通大学学报

ISSN: 0253-987X

Year: 2008

Issue: 4

Page: 462-465,470

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 0

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