全部 标题 作者
关键词 摘要

OALib Journal期刊
ISSN: 2333-9721
费用:99美元

查看量下载量

相关文章

更多...

复杂背景下单通道SAR运动目标检测方法

DOI: doi:10.3969/j.issn.1006-7043.2011.03.007

Keywords: 合成孔径雷达, 地面运动目标指示, 杂波抑制, 变化检测

Full-Text   Cite this paper   Add to My Lib

Abstract:

针对复杂背景和多视情况下合成孔径雷达(SAR)数据相干性较差的问题,提出一种单通道SAR图像中的运动目标检测方法.首先在子视间高重叠度的频域均匀划分基础上,采用三视干涉后对消的杂波抑制;然后基于杂波抑制后图像和参考图像的统计分析作变化检测;最后经恒虚警和形态学处理进一步降低虚警.仿真实验表明,该方法在杂波抑制、降低虚警目标点数等方面具有明显优势.

References

[1]  JAHANGIR M,COE D, BLAKE A P, KEALEY P G, MOATE C P. PodSAR: a versatile real?time SAR GMTI surveillance and targeting system [C]// IEEE Radar Conference. Rome, 2008: 1-6.?
[2]  SHARMA J J, GIERULL C H, COLLINS M J. The influence of target acceleration on velocity estimation in dual channel SAR?GMTI [J]. IEEE GRS, 2006, 44(1):134-147.?
[3]  PASTINAD, BATTISTELLO G, APRILE A. Change detection based GMTI on single channel SAR images [C]// Proceedings of 7th European Conference on SAR. Friedrichshafen, Germany, 2008: 85-88.?
[4]  OUCHI K. On the multilook images of moving targets by synthetic aperture radar [J]. IEEE Trans on Antennas and Propagation, 1985,33(8): 823-827.?
[5]  KIRSCHT M. Detection and imaging of arbitrarily moving targets with single?channel SAR[J]. IEEE Radar Sonar and Navigation, 2003, 150(1):7-11.?
[6]  SOSULIN Y G, DELEKTORSKY. Subaperture processing in SAR: choice of the synthesizing interval length and moving target detection[C]//Proceeding of Radar Symposium 2008 international. Wroclaw, Poland, 2008:1-4.?
[7]  LIPPS R, CHEN V C, BOTTOMS M. Advanced SAR GMTI techniques[C]// Proceedings of the IEEE Radar Conference.[S.l.]. 2004:105-110.?
[8]  MARQUES P, BIOUCAS DIAS J. Moving targets processing in SAR spatial domain[J]. IEEE Trans on Aerospace and Electronic System,2007,43(3):864-874.?
[9]  RANNEY K, MARTONE A, SOUMEKH M. Indication of slowly?moving targets via change detection[C]// Proc of SPIE. Orlando,2007:1-12.?
[10]  LIVINGSTONE C E, SIKANETA I, GIERULL C H,et al. An airborne synthetic aperture rada experiment to support RADARSAT?2 ground moving target indication[J]. Canadian Journal of Remote Sensing,2002, 28(6):794-813. ?
[11]  GAO F, SUN J P, MAO S Y. A sub?aperture detection algorithm for single channel SAR?GMTI[J]. Chinese Journal of Electronics,2009,18(4): 749-753.?
[12]  MIKAEL LUNDBERG, LARS M H ULANDER, WILLIAM E PIERSON. A challenge problem for detection of targets in foliage[C]// Proc of SPIE 2006. Orlando, 2006:1-12.?

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133