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基于重采样的水下小目标多基地量测融合

许枫 纪永强 杨娟 温涛 宋宏健

计算机工程与应用Issue(5):27-32,6.
计算机工程与应用Issue(5):27-32,6.DOI:10.3778/j.issn.1002-8331.1409-0208

基于重采样的水下小目标多基地量测融合

Multistatic measurement fusion for underwater small targets based on resample

许枫 1纪永强 1杨娟 2温涛 1宋宏健1

作者信息

  • 1. 中国科学院 声学研究所,北京 100190
  • 2. 中国科学院大学,北京 100049
  • 折叠

摘要

Abstract

Aiming at the influence of the interference measurement to multistatic measurement fusion for underwater small targets, the multistatic measurement fusion algorithm based on resample is proposed. The random samples which are obtained by resample approximate probability density distribution. Finally, the equivalent measurement in multistatic system is obtained following fusion process of the random samples. The simulation test and performance analysis are con-ducted. The increase of interference measurement density leads the reduction of the fusion accuracy and the increase of the operating time, while the increase of grid number improves fusion accuracy and increases operating time. Then the algo-rithm is utilized for the data processing of realistic experiment. The results show that the multistatic measurement fusion algorithm based resample process yields more precision equivalent measurement of the least root mean square error in sta-tistical sense comparing with the fused measurement of monostatic sonar. The algorithm provides more reliable data for the centralized fusion tracking of underwater small targets.

关键词

多基地系统/水下小目标/重采样/量测融合

Key words

multistatic system/small underwater target/resample/measurement fusion

分类

信息技术与安全科学

引用本文复制引用

许枫,纪永强,杨娟,温涛,宋宏健..基于重采样的水下小目标多基地量测融合[J].计算机工程与应用,2015,(5):27-32,6.

基金项目

国家自然科学基金(No.10904159)。 ()

计算机工程与应用

OA北大核心CSCDCSTPCD

1002-8331

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