Results 61 to 70 of about 21,317 (224)

An accurate method to correct atmospheric phase delay for InSAR with the ERA5 global atmospheric model [PDF]

open access: yes, 2019
Differential SAR Interferometry (DInSAR) has proven its unprecedented ability and merits of monitoring ground deformation on a large scale with centimeter to millimeter accuracy.
Hu, Zhongbo   +1 more
core   +2 more sources

High‐Resolution Digital Terrain Model and Land‐Surface Parameters of São Sebastião and Ilhabela, Southeastern Brazil

open access: yesGeoscience Data Journal, Volume 13, Issue 2, April 2026.
The first openly accessible 2 m‐resolution lidar‐based DTM and an extensive set of land‐surface parameters (LSPs) for the region of São Sebastião and Ilhabela, southeastern Brazil, reveal geomorphological features previously indiscernible, including past landslide deposits, drainage captures and structural lineaments.
Rebeca Durço Coelho   +3 more
wiley   +1 more source

Phase Reconstruction and Unwrapping Method for InSAR Building Layover Areas in Complex Scenes Integrated with YOLOv11

open access: yesApplied Sciences
Aimed at the problems of severe layover, interferometric phase aliasing and phase jumps caused by dense urban features, which lead to difficulties in phase unwrapping and insufficient automation and intelligence in building areas under complex scenes ...
Miao Xu   +4 more
doaj   +1 more source

Consideration on Singular-Point Generating Mechanisms by Analyzing the Effect of Phase-and-Polarization Optimization in PolInSAR

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2020
We elucidate the generation mechanisms of singular points (SPs) by investigating the relationship between the phase distortion and the polarization-state changes in polarimetric interferometric synthetic aperture radar (PolInSAR). We find that there is a
Yuta Otsuka   +3 more
doaj   +1 more source

Temporal changes in rock uplift rates of folds in the foreland of the Tian Shan and the Pamir from geodetic and geologic data [PDF]

open access: yes, 2017
Understanding the evolution of continental deformation zones relies on quantifying spatial and temporal changes in deformation rates of tectonic structures. Along the eastern boundary of the Pamir‐Tian Shan collision zone, we constrain secular variations
Bekaert, DPS   +9 more
core   +2 more sources

Exceptionally Elongated Strike‐Slip Rupture Caused by the 2025 MW 7.8 Myanmar Earthquake

open access: yesGeophysical Research Letters, Volume 53, Issue 6, 28 March 2026.
Abstract The interplay between fault geometry and rupture behavior remains poorly understood. The 2025 Myanmar earthquake ruptured the Sagaing fault, a major continental strike‐slip fault with simple geometry. We integrated geodetic and teleseismic observations to investigate its rupture process through finite‐fault kinematic inversions and back ...
Quanshu Zhao   +7 more
wiley   +1 more source

Tropospheric phase delay in interferometric synthetic aperture radar estimated from meteorological model and multispectral imagery [PDF]

open access: yes, 2007
ENVISAT Medium Resolution Imaging Spectrometer Instrument (MERIS) multispectral data and the mesoscale meteorological model MM5 are used to estimate the tropospheric phase delay in synthetic aperture radar (SAR) interferograms.
Avouac, Jean-Philippe   +2 more
core   +1 more source

Decoupling Hydroclimatic Controls on Displacement of Retrogressive Thaw Slumps in Qinghai‐Tibet Plateau

open access: yesGeophysical Research Letters, Volume 53, Issue 6, 28 March 2026.
Abstract The retrogressive thaw slumps (RTS), a prevalent form of thermokarst hazard in permafrost regions, are increasing in both number and extent under contemporary changing environments. On the Qinghai‐Tibet Plateau, RTS threaten transportation infrastructure and disrupt ecosystems.
Yuanzhuo Zhou   +5 more
wiley   +1 more source

A Novel Phase Unwrapping Method Used for Monitoring the Land Subsidence in Coal Mining Area Based on U-Net Convolutional Neural Network

open access: yesFrontiers in Earth Science, 2021
Large-scale and high-intensity mining underground coal has resulted in serious land subsidence. It has caused a lot of ecological environment problems and has a serious impact on the sustainable development of economy.
Zhiyong Wang   +5 more
doaj   +1 more source

A Versatile Processing Chain for Experimental TanDEM-X Product Evaluation [PDF]

open access: yes, 2010
TanDEM-X is a high-resolution interferometric mission with the main goal of providing a global digital elevation model (DEM) of the Earth surface by means of single-pass X-band SAR interferometry.
Krieger, Gerhard   +6 more
core  

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