Results 1 to 10 of about 280,673 (263)

Constructing Reservoir Area–Volume–Elevation Curve from TanDEM-X DEM Data [PDF]

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2021
Area-volume-elevation (AVE) curves are critical for reservoir operation rules. However, such curves are not publicly available for most global reservoirs.
Yao Li   +3 more
doaj   +2 more sources

Investigating the bias of TanDEM-X digital elevation models of glaciers on the Tibetan Plateau: impacting factors and potential effects on geodetic mass-balance measurements [PDF]

open access: goldJournal of Glaciology, 2021
The TanDEM-X DEM is a valuable data source for estimating glacier mass balance. However, the accuracy of TanDEM-X elevation over glaciers can be affected by microwave penetration and phase decorrelation.
Jia Li   +9 more
doaj   +2 more sources

Sub-Canopy Topography Estimation from TanDEM-X DEM by Fusing ALOS-2 PARSAR-2 InSAR Coherence and GEDI Data [PDF]

open access: yesSensors, 2020
This paper develops a framework for extracting sub-canopy topography from the TanDEM-X digital elevation model (DEM) by fusing ALOS-2 PARSAR-2 interferometric synthetic aperture radar (InSAR) coherence and Global Ecosystem Dynamics Investigation (GEDI ...
Pengyuan Tan   +5 more
doaj   +2 more sources

Digital elevation models of TanDEM-X mission [PDF]

open access: diamondBiuletyn Wojskowej Akademii Technicznej, 2015
Started in 2010 TanDEM-X mission (TerraSAR-X add-on for Digital Elevation Measurement) is the first spaceborne radar interferometer mission that acquires interferometric data in bistatic InSAR stripmap mode with two spacecrafts TerraSAR-X (TSTSX) and ...
Małgorzata Woroszkiewicz
doaj   +2 more sources

Evaluation of vertical accuracy of TanDEM-X Digital Elevation Model in Egypt

open access: goldEgyptian Journal of Remote Sensing and Space Sciences, 2023
The study conducted aimed to examine the accuracy of Digital Elevation Models (DEMs) in Egypt, specifically the TanDEM-X mission's 30 m and 12 m resolution DEMs and the SRTM DEM with a 30 m resolution.
Abdelaty M.A. Zayed   +4 more
doaj   +2 more sources

Improving Forest Height-To-Biomass Allometry With Structure Information: A Tandem-X Study [PDF]

open access: goldIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2021
Allometric relations that link forest above ground biomass to top forest (i.e., canopy) height are of particular significance in the context of lidar and interferometric synthetic aperture radar remote sensing, as both techniques allow accurate height ...
Changhyun Choi   +3 more
doaj   +2 more sources

TanDEM-X-based Ganghwa Tidal Flat High-resolution Topographic Map Construction and Service [PDF]

open access: yesGeo Data, 2022
This study extracted the data of Digital Elevation Model (DEM), tidal channel, and tidal channel density, slope based on TanDEM-X satellite of Ganghwa tidal flat.
Ga Ram Yun   +4 more
doaj   +1 more source

Paleoglacial footprint and fluvial terraces of the Shaluli Shan, SE Tibetan Plateau

open access: yesJournal of Maps, 2021
This study provides mapping of glacial and fluvial geomorphology in the Shaluli Shan region on the eastern margin of the south-eastern Tibetan Plateau. Based on TanDEM-X 12 m elevation data and GoogleEarth imagery, glacial valleys, ice-marginal moraines,
R. A. A. Schneider   +4 more
doaj   +1 more source

Landslide inventory validation and susceptibility mapping in the Gerecse Hills, Hungary

open access: yesGeo-spatial Information Science, 2021
Landslides pose a threat to property both in the populated and cultivated areas of the Gerecse Hills (Hungary). The currently available landslide inventory database holds the records from many sites in the area, but the database is out-of-date.
Dávid Gerzsenyi, Gáspár Albert
doaj   +1 more source

Improving the Accuracy of TanDEM-X Digital Elevation Model Using Least Squares Collocation Method

open access: yesRemote Sensing, 2023
The TanDEM-X Digital Elevation Model (DEM) is limited by the radar side-view imaging mode, which still has gaps and anomalies that directly affect the application potential of the data. Many methods have been used to improve the accuracy of TanDEM-X DEM,
Xingdong Shen, Cui Zhou, Jianjun Zhu
doaj   +1 more source

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