Results 31 to 40 of about 18,306,384 (179)

Analysis of Geometric and Spatial Image Quality of KOMPSAT-3A Imagery in Comparison with KOMPSAT-3 Imagery

open access: yesKorean Journal of Remote Sensing, 2017
This study investigates the geometric and spatial image quality analysis of KOMPSAT-3A stereo pair. KOMPSAT-3A is, the latest satellite of KOMPSAT family, a Korean earth observation satellite operating in optical bands. A KOMPSAT-3A stereo pair was taken on 23 November, 2015 with 0.55 m ground sampling distance over Terrassa area of Spain.
Nyamjargal Erdenebaatar   +2 more
openaire   +4 more sources

Sun Interference Predictions for the Kompsat TT&C Station [PDF]

open access: yesJournal of Astronomy and Space Sciences, 1997
The Sun interference event predictions for the KOMPSAT TT&C station were performed to analyze the frequency of the event and the impact on the TT&C link.
Byoung-Sun Lee
doaj   +1 more source

The Analysis on Space Radiation Environment and Effect of the KOMPSAT-2 Spacecraft(II): Single Event Effect [PDF]

open access: yesJournal of Astronomy and Space Sciences, 2001
In this paper, space radiation environment and single event effect(SEE) have been analyzed for the KOMPSAT-2 operational orbit. As spacecraft external and internal space environment, trapped proton, SEP(solar energetic particle) and GCR(galactic cosmic ...
Myung-Jin Baek   +2 more
doaj   +1 more source

Push-Broom-Type Very High-Resolution Satellite Sensor Data Correction Using Combined Wavelet-Fourier and Multiscale Non-Local Means Filtering [PDF]

open access: yesSensors, 2015
In very high-resolution (VHR) push-broom-type satellite sensor data, both destriping and denoising methods have become chronic problems and attracted major research advances in the remote sensing fields.
Wonseok Kang   +4 more
doaj   +2 more sources

Positioning Accuracy Analysis of KOMPSAT-3 Satellite Imagery by RPC Adjustment [PDF]

open access: yesJournal of the Korean Society of Surveying, Geodesy, Photogrammetry and Cartography, 2013
Hyoseong Lee   +3 more
openaire   +3 more sources

Land Cover Classification Using a KOMPSAT-3A Multi-Spectral Satellite Image

open access: yesApplied Sciences (Switzerland), 2016
New sets of satellite sensors are frequently being added to the constellation of remote sensing satellites. These new sets offer improved specification to collect imagery on-demand over specific locations and for specific purposes.
Dong Ha Lee   +5 more
core   +2 more sources

Analysis on Orbital Dynamics Operation Results of KOMPSAT-3 during Early Phase after Launch [PDF]

open access: yesJournal of the Korean Society for Aeronautical & Space Sciences, 2013
This paper describes the orbital dynamics operation results for the launch and early operations phase (LEOP) of KOMPSAT-3, which was successfully launched on May 18, 2012. At the initial phase, operational orbit determination was carried out using ground
Ok-Chul Jung   +4 more
openaire   +2 more sources

KOMPSAT Optical Image Data Provision and Quality Management [PDF]

open access: yesGeo Data, 2022
Korea Aerospace Research Institute (KARI) is conducting continuous quality control to provide reliable optical image products to various users. This paper describes KOrea Multi-Purpose SATellites (KOMPSAT-3 and KOMPSAT-3A) characteristics, operation, and
Daesoon Park, Doocheon Seo, Heeseob Kim
doaj   +1 more source

Evapotranspiration Everywhere, All the Time: Towards a Unified View From Earth Observation. [PDF]

open access: yesGlob Chang Biol
This paper discusses the evolution and revolution of Earth observation for evapotranspiration (ET), as we advanced from the first Landsat satellite and development of ET models through the progression of increasingly higher resolution across international space agencies and commercial industry with increasing ET model sophistication, cloud computing ...
Fisher JB   +6 more
europepmc   +2 more sources

Evaluation of Cloud Mask Performance of KOMPSAT-3 Top-of-Atmosphere Reflectance Incorporating Deeplabv3+ with Resnet 101 Model

open access: yesApplied Sciences
Cloud detection is a crucial task in satellite remote sensing, influencing applications such as vegetation indices, land use analysis, and renewable energy estimation.
Suhwan Kim   +6 more
doaj   +2 more sources

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