InSAR/GPS集成技术在常州—无锡地面沉降监测中的应用研究

被引:12
作者
于军 [1 ,2 ]
李振洪 [3 ]
武健强 [4 ]
机构
[1] 江苏省地质调查研究院博士后科研工作站
[2] 吉林大学博士后科研流动站
[3] Department of Geographical and Earth Science,University of Glasgow
[4] 江苏省地质调查研究院
关键词
地面沉降; GPS; 合成孔径雷达干涉测量; 常州—无锡地区;
D O I
暂无
中图分类号
P228.4 [全球定位系统(GPS)]; P642.26 [地面沉降];
学科分类号
081105 ; 0818 ; 081802 ; 0814 ;
摘要
精确监测地表形变是地面沉降防控工作中的重要内容,也是多年来该研究领域面临的难题。GPS和InSAR是近年来迅速发展起来的两种空间大地测量监测手段,在区域地表形变监测方面都显示出了各自的优势及良好的应用前景。文中根据二者技术特点,分析了InSAR/GPS集成技术监测地面沉降的方案可行性,并以常州—无锡地区为例开展了同步观测试验,利用GPS数据来建立大气改正模型,从而削弱InSAR干涉图像中大气影响,提高了InSAR形变量监测精度。
引用
收藏
页码:1267 / 1271
页数:5
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