Results 61 to 70 of about 437 (189)

SYSTEMATIC GEOMETRIC IMAGE ERRORS OF VERY HIGH RESOLUTION OPTICAL SATELLITES [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2018
Very high resolution optical satellites are imaging the object space by a combination of CCD-lines in one direction and by time, speed and satellite rotation in the other direction.
K. Jacobsen
doaj   +1 more source

A distributed space radar sounder using a cross-track flying tethered satellite system [PDF]

open access: yes
The objective of this paper is to analyze the performance of two possible architectures of tethered satellite systems, used as a platform for a distributed radar sounder. The first architecture consists in a cross-track oriented tethered satellite system,
Aliberti, Stefano   +2 more
core   +1 more source

Radar satellite imagery for humanitarian response. Bridging the gap between technology and application [PDF]

open access: yes, 2019
This work deals with radar satellite imagery and its potential to assist of humanitarian operations. As the number of displaced people annually increases, both hosting countries and relief organizations face new challenges which are often related to ...
Braun, Andreas
core   +1 more source

Systematic Slowing of Initially Rapid Retreat of New Coasts Formed by Historical Eruptions in Volcanic Islands

open access: yesJournal of Geophysical Research: Earth Surface, Volume 130, Issue 8, August 2025.
Abstract Due to their exposure to waves, volcanic island coasts typically retreat with cliff collapses and other erosional processes. Understanding how retreat rates vary over time and in response to environmental and other factors could be useful for geohazard assessment, coastal management and landform reconstruction.
Zhongwei Zhao   +3 more
wiley   +1 more source

Sea Ice Extraction via Remote Sensed Imagery: Algorithms, Datasets, Applications and Challenges

open access: yes, 2023
The deep learning, which is a dominating technique in artificial intelligence, has completely changed the image understanding over the past decade. As a consequence, the sea ice extraction (SIE) problem has reached a new era.
Guo, Wenyue   +7 more
core  

Evaluation of Machine Learning Algorithms for Lake Ice Classification from Optical Remote Sensing Data [PDF]

open access: yes, 2020
The topic of lake ice cover mapping from satellite remote sensing data has gained interest in recent years since it allows the extent of lake ice and the dynamics of ice phenology over large areas to be monitored.
Wu, Yuhao
core  

Airborne and Spaceborne Mapping and Analysis of the Subglacial Lake D2 in David Glacier, Terra Nova Bay, Antarctica

open access: yesJournal of Geophysical Research: Earth Surface, Volume 130, Issue 6, June 2025.
Abstract During the 2018–2019 Antarctic summer, the Korea Polar Research Institute and the University of Texas Institute for Geophysics collaborated on a helicopter‐based ice‐penetrating radar (IPR) survey over the active subglacial lake D2 (SLD2), located in the midstream of the David Glacier, Terra Nova Bay, Antarctica.
Hyeontae Ju   +10 more
wiley   +1 more source

Multi-Sensor Image Classification Using the Random Forest Algorithm in Google Earth Engine with KOMPSAT-3/5 and CAS500-1 Images

open access: yesRemote Sensing
This study conducted multi-sensor image classification by utilizing Google Earth Engine (GEE) and applying satellite imagery from Korean Multi-purpose Satellite 3 (KOMPSAT-3), KOMPSAT-5 SAR, Compact Advanced Satellite 500-1 (CAS500-1), Sentinel-1, and ...
Jeonghee Lee, Kwangseob Kim, Kiwon Lee
doaj   +1 more source

Multi-Global Navigation Satellite System for Earth Observation: Recent Developments and New Progress [PDF]

open access: yes
The Global Navigation Satellite System (GNSS) has made important progress in Earth observation and applications. With the successful design of the BeiDou Navigation Satellite System (BDS), four global navigation satellite systems are available ...
Gino Dardanelli   +3 more
core   +1 more source

Analysis and Simulations for the Severe Turbulence Event Aloft Myanmar on 21 May 2024

open access: yesMeteorological Applications, Volume 32, Issue 3, May/June 2025.
This paper performed an analysis of a severe turbulence event encountered by Singapore airlines SQ321 on 21 May 2024 over Myanmar, which led to one fatality and multiple injuries. Model simulation with convective permitting resolution indicated the development of convective cells, but precise Eddy Dissipation Rate (EDR) values are difficult to obtain ...
Christy Yan Yu Leung   +4 more
wiley   +1 more source

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