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|本期目录/Table of Contents|

基于奇异值分解的秩截短多站时差定位算法

《探测与控制学报》[ISSN:1008-1194/CN:61-1316/TJ]

期数:
2010年03期
页码:
74
栏目:
出版日期:
2010-06-26

文章信息/Info

Title:
Rank-truncated Multi-station TDOA Localization Algorithm Based on Singular Value Decomposition
文章编号:
1008-1194(2010)03-0074-05
作者:
黄光明余刚李和平
信息综合控制国家重点实验室,四川 成都610036
Author(s):
HUANG GuangmingYU GangLI Heping
National Information Control Laboratory,Chengdu 610036,China
关键词:
无源定位时差定位奇异值分解
Keywords:
passive localizationTDOA localizationsingular value decomposition
分类号:
TN971
DOI:
.
文献标识码:
A
摘要:
在分布式多站时差定位系统的研究中,现有定位算法存在的定位模糊、无解、不稳定、运算量大等问题。为了解决这些问题,提出了一种基于奇异值分解的秩截短多站时差定位算法。仿真和实际应用都验证了新算法的有效性。新算法有效地利用了定位方程组系数矩阵的先验秩信息,不但提高了定位精度,而且还增加了可观测性。
Abstract:
The problems of solution ambiguity,no solution,instability, large amount of computation,etc.Often appear in the distributed multi-station TDOA location systems.In order to solve these problems,a rank-truncated multi-station TDOA localization algorithm based on singular value decomposition was presented.The simulation and practical application validated the effectiveness of the algorithm.The new algorithm made use of a priori rank information of the localization equations’ coefficient matrix. The localization accuracy and observability were improved.

参考文献/References

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备注/Memo

备注/Memo:
*收稿日期:2009-12-03    修回日期:2010-03-24
作者简介:黄光明(1975-),男,四川成都人,博士,高级工程师,研究方向:无源定位。E-mail:hgmfirst@163.com
更新日期/Last Update: 2010-07-13