Results 31 to 40 of about 15,888 (248)

Groundwater and Subsidence Modeling Combining Geological and Multi-Satellite SAR Data over the Alto Guadalentín Aquifer (SE Spain)

open access: yesGeofluids, 2017
In the current context of climate change, improving groundwater monitoring and management is an important issue for human communities in arid environments.
Pablo Ezquerro   +5 more
doaj   +1 more source

3D Displacement Field of Wenchuan Earthquake Based on Iterative Least Squares for Virtual Observation and GPS/InSAR Observations

open access: yesRemote Sensing, 2020
The acquisition of a 3D displacement field can help to understand the crustal deformation pattern of seismogenic faults and deepen the understanding of the earthquake nucleation.
Luyun Xiong   +4 more
doaj   +1 more source

Self-supervised Contrastive Learning for Volcanic Unrest Detection [PDF]

open access: yesIEEE Geoscience and Remote Sensing Letters, vol. 19, pp. 1-5, 2022, 2022
Ground deformation measured from Interferometric Synthetic Aperture Radar (InSAR) data is considered a sign of volcanic unrest, statistically linked to a volcanic eruption. Recent studies have shown the potential of using Sentinel-1 InSAR data and supervised deep learning (DL) methods for the detection of volcanic deformation signals, towards global ...
arxiv   +1 more source

Slope Hazard Monitoring Using High-Resolution Satellite Remote Sensing: Lessons Learned from a Case Study

open access: yesISPRS International Journal of Geo-Information, 2020
In this study, a highway slope monitoring project for a section of US highway I-77 in Virginia was carried out with the InSAR technique. This paper attempts to provide insights into the complete and practical solution for the monitoring project ...
Yuxiao Qin   +2 more
doaj   +1 more source

Coherent Markov Random Field-Based Unreliable DSM Areas Segmentation and Hierarchical Adaptive Surface Fitting for InSAR DEM Reconstruction

open access: yesSensors, 2020
A digital elevation model (DEM) can be obtained by removing ground objects, such as buildings, in a digital surface model (DSM) generated by the interferometric synthetic aperture radar (InSAR) system. However, the imaging mechanism will cause unreliable
Qian Qian   +3 more
doaj   +1 more source

Editorial: InSAR for volcanoes and tectonics

open access: yesFrontiers in Earth Science, 2023
Abstract not ...
Pagli C., Wang H., Socquet A., Drouin V.
openaire   +2 more sources

STUDY IN THE LABORATORY: THE EFFECT ON STUDENT LEARNING OUTCOMES

open access: yesPaedagoria, 2021
Abstrak: Laboratorium adalah menjadi tempat siswa untuk melakukan eksperimen. Banyak modifikasi laboratorium seperti mengubahnya menjadi laboratorium virtual atau berbasis komputer.
Fenny Mustika Piliang, Insar Damopolii
doaj   +1 more source

Hephaestus: A large scale multitask dataset towards InSAR understanding [PDF]

open access: yesarXiv, 2022
Synthetic Aperture Radar (SAR) data and Interferometric SAR (InSAR) products in particular, are one of the largest sources of Earth Observation data. InSAR provides unique information on diverse geophysical processes and geology, and on the geotechnical properties of man-made structures.
arxiv  

Autonomous Extraction of Millimeter-scale Deformation in InSAR Time Series Using Deep Learning [PDF]

open access: yes, 2020
Systematic characterization of slip behaviours on active faults is key to unraveling the physics of tectonic faulting and the interplay between slow and fast earthquakes. Interferometric Synthetic Aperture Radar (InSAR), by enabling measurement of ground deformation at a global scale every few days, may hold the key to those interactions.
arxiv   +1 more source

Wide-Area InSAR Survey of Surface Deformation in Urban Areas and Geothermal Fields in the Eastern Trans-Mexican Volcanic Belt, Mexico

open access: yesRemote Sensing, 2019
This paper provides the first wide-area Interferometric Synthetic Aperture Radar (InSAR) survey of the whole eastern Trans-Mexican Volcanic Belt (42,200 km2).
Francesca Cigna   +5 more
doaj   +1 more source

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