Nonuniform Ground Motion Monitoring With TerraSAR-X Persistent Scatterer Interferometry

被引:119
|
作者
Wegmueller, Urs [1 ]
Walter, Diana [2 ]
Spreckels, Volker [3 ]
Werner, Charles L. [1 ]
机构
[1] Gamma Remote Sensing AG, CH-3073 Gumlingen, Switzerland
[2] Tech Univ Clausthal, Inst Geotech Engn & Mine Surveying, D-38678 Clausthal Zellerfeld, Germany
[3] Geschaftsbereich Geoinformat Vermessung BG G, RAG Deutsch Steinkohle, RAG Aktiengesell, D-44623 Herne, Germany
来源
关键词
Differential SAR interferometry (DINSAR); land deformation; mining; persistent scatterer interferometry (PSI); TerraSAR-X;
D O I
10.1109/TGRS.2009.2030792
中图分类号
P3 [地球物理学]; P59 [地球化学];
学科分类号
0708 ; 070902 ;
摘要
In the past, the application of Persistent Scatterer Interferometry (PSI) was primarily possible in the case of slow (less than a few centimeters per year) uniform movements. In this paper, we show how PSI permits the monitoring of relatively fast (including rates up to > 50 cm/year) and nonuniform movements using TerraSAR-X repeat observations over deep-level mining. To enable this, parts of the PSI methodology were adapted to the special characteristics of the example studied. Apart from a description of the methodology used and the result achieved, error considerations and a validation of the result with in situ measurements are included.
引用
收藏
页码:895 / 904
页数:10
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