Results 181 to 190 of about 2,452 (208)
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Improved Combined Scatterers Interferometry With Optimized Point Scatterers (ICOPS) for Interferometric Synthetic Aperture Radar (InSAR) Time-Series Analysis

IEEE Transactions on Geoscience and Remote Sensing, 2022
Muhammad Fulki Fadhillah   +2 more
exaly   +2 more sources

Synthetic Aperture Radar Interferometry (InSAR) Ionospheric Correction Based on Faraday Rotation: Two Case Studies [PDF]

open access: yesApplied Sciences (Switzerland), 2019
Spaceborne synthetic aperture radar (SAR) imagery is affected by the ionosphere, resulting in distortions of the SAR intensity, phase, and polarization. Although several methods have been proposed to mitigate the ionospheric phase delay of SAR interferometry, the application of them with full-polarimetric SAR interferometry is limited.
Wu Zhu   +2 more
exaly   +3 more sources

Surface deformation extraction from small baseline subset synthetic aperture radar interferometry (SBAS-InSAR) using coherence-optimized baseline combinations [PDF]

open access: yesGIScience and Remote Sensing, 2022
Surface deformation data can be used to provide early warnings of geohazards and are useful in a variety of research fields. The Small BAseline Subset InSAR (SBAS-InSAR) boosts the data sampling rate and improves the accuracy of deformation extraction by restricting the temporal and spatial baselines.
Shunyao Wang, Guo Zhang, Zhenwei Chen
exaly   +3 more sources

Damage Detection and Analysis of Urban Bridges Using Terrestrial Laser Scanning (TLS), Ground-Based Microwave Interferometry, and Permanent Scatterer Interferometry Synthetic Aperture Radar (PS-InSAR) [PDF]

open access: yesRemote Sensing, 2019
This paper presents a practical framework for urban bridge damage detection and analysis by using three key techniques: terrestrial laser scanning (TLS), ground-based microwave interferometry, and permanent scatterer interferometry synthetic aperture radar (PS-InSAR). The proposed framework was tested on the Beishatan Bridge in Beijing, China. Firstly,
Xianglei Liu   +2 more
exaly   +3 more sources

Velocities field of mountain glacier obtained by synthetic aperture radar interferometry. comparison of insar and surveyed velocities

IEEE International IEEE International IEEE International Geoscience and Remote Sensing Symposium, 2004. IGARSS '04. Proceedings. 2004, 2004
The Mer de Glace and Argentiegravere glaciers are located in the Mont Blanc region, French Alps. They are temperate glaciers and their velocity flow is about one hundred meters a year (~270 mm a day). This paper presents a use of synthetic-aperture radar (SAR) interferogram obtained from the two European Remote-Sensing satellites (ERS1-2) to measure ...
Laurent Bousquet   +4 more
openaire   +1 more source

Interferometry Synthetic Aperture Radar (InSAR) Application for Flood Area Detection Observed by Sentinel 1A

2018 Progress in Electromagnetics Research Symposium (PIERS-Toyama), 2018
Almost every year, flood and landslide occur at Pangkalan Lima Puluh Kota district, West Sumatra, Indonesia. These not only destroyed the agricultural but also isolated the area. The area is essential for supporting transportation connection in the center of Sumatra.
Pakhrur Razi   +4 more
openaire   +1 more source

Application of Interferometry Synthetic Aperture Radar (InSAR) in the study of the subsidence of Mexico City and its relationship with the abatement of the static level of groundwater.

2023
Mexico City has suffered for many years from the phenomenon of land subsidence because the city is located within the limits of the old Lake Texcoco. The lithological materials that constitute the lake area are deposits, mainly clayey, of low consolidation, that compose the upper aquitard of the city, from which volumes of water have been extracted ...
Francisco Javier Ramos Organillo   +3 more
openaire   +1 more source

Seismic unloading and loading in northern central Chile as observed by differential Synthetic Aperture Radar Interferometry (D-INSAR) and GPS

International Journal of Remote Sensing, 2003
Using data of two GPS campaigns as well as two ERS-1/2 Single Look Complex (SLC) datasets, we studied the distribution of co-seismic and post-earthquake surface deformation of the major (moment magnitude Mw=8.1) Antofagasta (Chile) event of 30 July 1995. Earthquake-related fault dimensions and inter-seismic surface deformation patterns were achieved by
Xia, Y.   +4 more
openaire   +3 more sources

Subsidence of Kolkata (Calcutta) City, India during the 1990s as observed from space by Differential Synthetic Aperture Radar Interferometry (D-InSAR) technique

Remote Sensing of Environment, 2006
Abstract In Kolkata City, India potential land subsidence, due to over-drafting of groundwater under confined condition, has been reported by a number of previous workers and by the local media. The presence of a thick surface clay layer with an average thickness of more than 40 m over the aquifer sand layer raises questions on the possibility and ...
Chatterjee, R.S.   +7 more
openaire   +2 more sources

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