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短时空基线PS-DInSAR提取地表形变时间序列

马德英 刘国祥 蔡国林 丁琼

马德英, 刘国祥, 蔡国林, 丁琼. 短时空基线PS-DInSAR提取地表形变时间序列[J]. 西南交通大学学报, 2009, 22(1): 77-82,111.
引用本文: 马德英, 刘国祥, 蔡国林, 丁琼. 短时空基线PS-DInSAR提取地表形变时间序列[J]. 西南交通大学学报, 2009, 22(1): 77-82,111.
MA Deying, LIU Guoxiang, CAI Guolin, DING Qiong. Time Series Extracting of Ground Deformation by Short Spatio-Temporal Baseline PS-DInSAR[J]. Journal of Southwest Jiaotong University, 2009, 22(1): 77-82,111.
Citation: MA Deying, LIU Guoxiang, CAI Guolin, DING Qiong. Time Series Extracting of Ground Deformation by Short Spatio-Temporal Baseline PS-DInSAR[J]. Journal of Southwest Jiaotong University, 2009, 22(1): 77-82,111.

短时空基线PS-DInSAR提取地表形变时间序列

基金项目: 

国家自然科学基金资助项目(40374003,40774004)

详细信息
    作者简介:

    马德英(1981- ),女,讲师,主要从事InSAR研究,电话:13540392069,E-mail:mdy0830@163.com

Time Series Extracting of Ground Deformation by Short Spatio-Temporal Baseline PS-DInSAR

  • 摘要: 为减小合成孔径雷达差分干涉技术中时空失相关对区域地表形变探测的影响,采用同时限制时间和空间基线的方式自由组合干涉对,基于永久散射体构建差分网络模型以提取区域形变,并利用奇异值分解方法恢复其时间序列.为验证算法的有效性,以美国Phoenix市为试验区域,采用39幅ERS-1/2卫星C波段SAR图像(时间跨度为1992~2000年)进行地表沉降探测.结果表明,该算法能有效提取区域地表沉降的时间序列.

     

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出版历程
  • 收稿日期:  2008-04-22
  • 刊出日期:  2009-02-18

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