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Space-varying atmospheric phase correction in ground-based SAR interferometry

  • Z. S. Huang
  • , W. X. Tan
  • , Y. P. Wang
  • , J. P. Sun
  • , P. P. Huang
  • , Y. N. Yuan
  • Beihang University
  • Inner Mongolia University of Technology
  • China Academy of Safety Science and Technology

科研成果: 书/报告/会议事项章节会议稿件同行评审

摘要

Ground-based SAR(GB-SAR) is an important technical means in remote sensing deformation monitoring. However, atmospheric phase disturbances seriously affect the accuracy and reliability of the deformation retrieval. This paper improved the atmospheric phase correction algorithm proposed by Linhsia Noferini et al. and obtained a new atmospheric phase compensation algorithm based on corner reflection. The corner reflections were used to detect the strong permanent scatterers(PS) by double threshold detection method. Then the atmospheric phase screen can be got by interpolation and ploynomial fitting. After that, the corrected deformation phases also can be obtained. Finally, the slope deformation monitoring experiment was carried out to verify the feasibility and accuracy of the algorithm.

源语言英语
主期刊名IET Conference Publications
出版商Institution of Engineering and Technology
版本CP677
ISBN(印刷版)9781785610387
DOI
出版状态已出版 - 2015
活动IET International Radar Conference 2015 - Hangzhou, 中国
期限: 14 10月 201516 10月 2015

出版系列

姓名IET Conference Publications
编号CP677
2015

会议

会议IET International Radar Conference 2015
国家/地区中国
Hangzhou
时期14/10/1516/10/15

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