Results 41 to 50 of about 2,626 (180)

Improvement of the Accuracy of InSAR Image Co-Registration Based On Tie Points – A Review

open access: yesSensors, 2009
Interferometric Synthetic Aperture Radar (InSAR) is a new measurement technology, making use of the phase information contained in the Synthetic Aperture Radar (SAR) images.
Xiaoli Ding   +3 more
doaj   +1 more source

Interferometric Synthetic Aperture Radar (InSAR) applications for mapping of terrain displacement in mineral deposits

open access: yesReview of the Bulgarian Geological Society, 2022
The Interferometric Synthetic Aperture Radar (InSAR) applications for mapping of terrain displacement have been tested on the Vlaykov Vruh and Tsar Assen porphyry-copper deposits to test terrain displacements and possible fault movements. Time series for each area have been prepared to display the evolution of displacement over time, for a given point ...
Guillem Domenech   +3 more
openaire   +1 more source

Model-based CP Selection Method for Calibration of Airborne InSAR with Sparse GCPs

open access: yesLeida xuebao, 2012
High-precision height acquisition needs to correct the interferometric parameters errors by interferometric calibration for Interferometric Synthetic Aperture Radar (InSAR) system with many Ground Control Points (GCPs).
Hu Ji-wei, Hong Jun, Ming Feng, Li Liang
doaj   +1 more source

Performance Analysis of Flat Surface Assumption and Residual Motion Errors on Airborne Repeat-pass InSAR

open access: yesLeida xuebao, 2013
When applying to the airborne repeat-pass Interferometric Synthetic Aperture Radar (InSAR), which has long synthetic aperture and large azimuth-dependent errors, the surface assumption used to simply the time-domain algorithm model and the residual ...
Lin Xue   +3 more
doaj   +1 more source

Ice velocity measurements of Langjökull, Iceland, from interferometric synthetic aperture radar (InSAR) [PDF]

open access: yesJournal of Glaciology, 2009
AbstractWe have computed the velocity of Langjökull ice cap (LIC), Iceland, using InSAR data acquired by the European Remote-sensing Satellite in 1994 and an ice-surface elevation model derived from a GPS survey conducted in 1997. The velocity map covers 68% of the 925 km2of LIC.
Steven Palmer   +3 more
openaire   +1 more source

A SHORT REVIEW ON PERSISTENT SCATTERER INTERFEROMETRY TECHNIQUES FOR SURFACE DEFORMATION MONITORING [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2022
Technology advancement has urged the development of Interferometric Synthetic Aperture Radar (InSAR) to be upgraded and transformed. The main contribution of the InSAR technique is that the surface deformation changes measurements can achieve up to ...
A. M. H. Ansar   +4 more
doaj   +1 more source

A Framework for Correcting Ionospheric Artifacts and Atmospheric Effects to Generate High Accuracy InSAR DEM

open access: yesRemote Sensing, 2020
Repeat-pass interferometric synthetic aperture radar is a well-established technology for generating digital elevation models (DEMs). However, the interferogram usually has ionospheric and atmospheric effects, which reduces the DEM accuracy.
Zhiwei Liu   +4 more
doaj   +1 more source

Monitoring of Land-Surface Deformation in the Karamay Oilfield, Xinjiang, China, Using SAR Interferometry

open access: yesApplied Sciences, 2017
Synthetic Aperture Radar (SAR) interferometry is a technique that provides high-resolution measurements of the ground displacement associated with various geophysical processes.
Yusupujiang Aimaiti   +3 more
doaj   +1 more source

InSAR terrain mapping error sources based on satellite interferometry

open access: yesOpen Physics, 2022
To improve the accuracy of interferometric synthetic aperture radar (InSAR) topographic mapping, an error source analysis method of InSAR topographic mapping based on satellite interferometry is proposed.
Li Genger
doaj   +1 more source

Fusion of SAR Interferometry and Polarimetry Methods for Landslide Reactivation Study, the Bureya River (Russia) Event Case Study

open access: yesRemote Sensing, 2021
In this paper, we demonstrate the estimation capabilities of landslide reactivation based on various SAR (Synthetic Aperture Radar) methods: Cloude-Pottier decomposition of Sentinel-1 dual polarimetry data, MT-InSAR (Multi-temporal Interferometric ...
Valery Bondur   +3 more
doaj   +1 more source

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