Results 81 to 90 of about 12,472 (225)

Reply to Comment by Darwish on “Soaring Building Collapses in Southern Mediterranean Coasts: Hydroclimatic Drivers and Adaptive Landscape Mitigations”

open access: yesEarth's Future, Volume 14, Issue 3, March 2026.
Abstract We are grateful for Darwish's interest in our paper, Fouad et al. (2025, https://doi.org/10.1029/2024EF004883). In this reply, we show that Fouad et al. (2025, https://doi.org/10.1029/2024EF004883) did not attribute building collapses in Alexandria solely to hydroclimatic factors, as stated in the comment.
Sara S. Fouad   +9 more
wiley   +1 more source

InSAR bias and uncertainty due to the systematic and stochastic tropospheric delay [PDF]

open access: yes, 2015
We quantify the bias and uncertainty of interferometric synthetic aperture radar (InSAR) displacement time series and their derivatives, the displacement velocities, by analyzing the systematic and stochastic components of the temporal variation of the ...
Amelung, Falk, Fattahi, Heresh
core   +1 more source

A Joint Inversion Algorithm of GNSS and InSAR for Continuous 3‐D Surface Velocities and Associated Horizontal Strain Rate Field

open access: yesGeochemistry, Geophysics, Geosystems, Volume 27, Issue 3, March 2026.
Abstract Simultaneous analyses of complementary GNSS and InSAR measurements may lead to breakthroughs in our understanding of crustal deformation. We present an algorithm that combines InSAR with GNSS measurements, in which the GNSS data can be used either as original station velocities or as an interpolated and smoothed velocity field, to estimate ...
Jeonghyeop Kim   +4 more
wiley   +1 more source

Feature Enhancement of Interferometric Synthetic Aperture Radar Image Formation Using Sparse Bayesian Learning in Joint Sparsity Approach

open access: yesLeida xuebao, 2018
A novel sparse Bayesian learning approach with a joint sparsity model is proposed for Interferometric Synthetic Aperture Radar (InSAR) image formation to realize the feature enhancements of interferometric phase denoising and speckle reduction.
Hou Yuxing, Xu Gang
doaj   +1 more source

Glacier motion estimation using SAR offset-tracking procedures [PDF]

open access: yes, 2002
Two image-to-image patch offset techniques for estimating feature motion between satellite synthetic aperture radar (SAR) images are discussed. Intensity tracking, based on patch intensity cross-correlation optimization, and coherence tracking, based on
Luckman, A.   +4 more
core   +1 more source

Contribution of the Rheologically Weak Lower Crust to Contemporary Crustal Motions in the Southeastern Tibetan Plateau, China

open access: yesJournal of Geophysical Research: Solid Earth, Volume 131, Issue 3, March 2026.
Abstract The southeastern Tibetan Plateau (SETP) plays a pivotal role in accommodating intra‐continental deformation driven by the ongoing India‐Eurasia convergence. However, its contemporary surface vertical motions and the underlying geodynamic processes remain highly debated.
Lei Liu   +8 more
wiley   +1 more source

Interseismic Deformation From Sentinel‐1 Burst‐Overlap Interferometry: Application to the Southern Dead Sea Fault

open access: yesGeophysical Research Letters, 2021
Interferometric Synthetic Aperture Radar (InSAR) data are increasingly being used to map interseismic deformation with ascending and descending‐orbit observations allowing for resolving the near‐east and vertical displacement components.
Xing Li, Sigurjón Jónsson, Yunmeng Cao
doaj   +1 more source

Passive Interfering Method for InSAR Based on Circularly Moving Strong Scatterers [PDF]

open access: yes, 2015
A novel jamming method based on circularly moving strong scatterers is proposed. The jamming signal model is presented first, and the corresponding imaging results are derived through a range-Doppler algorithm.
Li, J-W., Liu, W., Wu, Z-F., Xu, H-P.
core   +1 more source

Ground deformation analysis on road infrastructure in north buton Indonesia using interferometric synthetic aperture radar (Insar)

open access: yesIOP Conference Series: Earth and Environmental Science, 2020
Abstract We investigate ground deformation that occurred on national road infrastructure in North Buton Regency, South East Sulawesi, Indonesia. This research conducted to obtain spatial information about ground deformation occurred. Road infrastructure plays an important role in economic and transportation particularly in North Buton ...
L M G Jaya   +4 more
openaire   +1 more source

Fault Kinematics of the 2019–2026 Puerto Rico Earthquake Sequence: Conjugate Faulting Within a Zone of Oblique Subduction

open access: yesJournal of Geophysical Research: Solid Earth, Volume 131, Issue 3, March 2026.
Abstract The 2019–2026 southwestern Puerto Rico earthquake sequence has the characteristics of an earthquake swarm with over 9,000 events of Mw 2.5 or greater over an area of 1,500 km2, and the largest event is an Mw 6.4 on 7 January 2020. Previous studies have proposed two structural interpretations: (a) an E‐striking, N‐dipping normal fault hosting ...
Lei Sun   +3 more
wiley   +1 more source

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