Results 11 to 20 of about 1,099 (177)

Snow profile reconstruction from tomographic UAV SAR

open access: yesInternational Journal of Applied Earth Observations and Geoinformation, 2023
Snow profiles can provide reliable and detailed snow parameters for global change research, but it is still challenging to reconstruct large-scale spatiotemporally continuous snow profiles.
Haiwei Qiao   +11 more
doaj   +2 more sources

Urban Tomographic Imaging Using Polarimetric SAR Data [PDF]

open access: yesRemote Sensing, 2019
In this paper, we investigate the potential of polarimetric Synthetic Aperture Radar (SAR) tomography (Pol-TomoSAR) in urban applications. TomoSAR exploits the amplitude and phase of the received data and offers the possibility to resolve multiple ...
Alessandra Budillon   +2 more
doaj   +3 more sources

Tomographic behavior of pneumonia caused by SARS-CoV-2 [PDF]

open access: yesGaceta Médica de México, 2023
From the first report of the respiratory disease caused by SARS-Cov-2 towards the end of 2019, in Wuhan, China, to June 8, 2020, 6,931,000 people had been affected in the world, and 113,619 in Mexico, where there is a lack of literature describing the tomographic behavior of this disease throughout its evolution and its correlation with patient ...
Luis A, Concha-Rebollar   +4 more
openaire   +2 more sources

Sparse Reconstruction Techniques In Tomographic Sar Inversion [PDF]

open access: yesIEEE Transactions on Geoscience and Remote Sensing, 2013
Publication in the conference proceedings of EUSIPCO, Marrakech, Morocco ...
Zhu, Xiao Xiang, Bamler, Richard
openaire   +4 more sources

Minimum Redundancy Array—A Baseline Optimization Strategy for Urban SAR Tomography

open access: yesRemote Sensing, 2020
Synthetic aperture radar (SAR) tomography (TomoSAR) is able to separate multiple scatterers layovered inside the same resolution cell in high-resolution SAR images of urban scenarios, usually with a large number of orbits, making it an expensive and ...
Lianhuan Wei   +5 more
doaj   +1 more source

Forest Height Estimation from a Robust TomoSAR Method in the Case of Small Tomographic Aperture with Airborne Dataset at L-Band

open access: yesRemote Sensing, 2021
Forest height is an essential input parameter for forest biomass estimation, ecological modeling, and the carbon cycle. Tomographic synthetic aperture radar (TomoSAR), as a three-dimensional imaging technique, has already been successfully used in forest
Xing Peng   +3 more
doaj   +1 more source

Tomographic 3D reconstruction from airborne circular SAR [PDF]

open access: yes2009 IEEE International Geoscience and Remote Sensing Symposium, 2009
The study of data acquired over a circular trajectory has raised an increasing interest in the SAR community. Two main reasons summarize the interest in such geometry. First, sub-wavelength resolution can be achieved, as the targets in the spotted area are observed under a 360o aperture.
Muriel Pinheiro   +4 more
openaire   +2 more sources

High-Resolution and Wide-Swath 3D Imaging for Urban Areas Based on Distributed Spaceborne SAR

open access: yesRemote Sensing, 2023
Tomographic synthetic aperture radar (TomoSAR) obtains elevation resolution by adding multiple baselines successively in the direction perpendicular to the line of sight, thereby realizing three-dimensional (3D) reconstruction of complex scenes and ...
Yaqian Yang   +5 more
doaj   +1 more source

Potential of texture from SAR tomographic images for forest aboveground biomass estimation

open access: yesInternational Journal of Applied Earth Observations and Geoinformation, 2020
Synthetic Aperture Radar (SAR) texture has been demonstrated to have the potential to improve forest biomass estimation using backscatter. However, forests are 3D objects with a vertical structure.
Zhanmang Liao, Binbin He, Xingwen Quan
doaj   +1 more source

Concept, System, and Method of Holographic Synthetic Aperture Radar

open access: yesLeida xuebao, 2020
Over time, Synthetic Aperture Radar (SAR) imaging techniques have been developed from twodimensional SAR, two-and-a-half-dimensional SAR (InSAR), and three-dimensional SAR to multi-dimensional SAR. This has led to great technological achievements.
DING Chibiao, QIU Xiaolan, WU Yirong
doaj   +1 more source

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