Results 31 to 40 of about 458 (205)

Selection of the key earth observation sensors and platforms focusing on applications for Polar Regions in the scope of Copernicus system 2020-2030 [PDF]

open access: yes, 2019
An optimal payload selection conducted in the frame of the H2020 ONION project (id 687490) is presented based on the ability to cover the observation needs of the Copernicus system in the time period 2020–2030.
Camps Carmona, Adriano José   +6 more
core   +2 more sources

Applicable Tracking Data Arcs for NORAD TLE Orbit Determination of the KOMPSAT-1 Satellite Using GPS Navigation Solutions [PDF]

open access: yesJournal of Astronomy and Space Sciences, 2005
NORAD Two Line Element (TLE) is very useful to simplify the ground station antenna pointing and mission operations. When a satellite operations facility has the capability to determine NORAD type TLE which is independent of NORAD, it is important to ...
Byoung-Sun Lee
doaj   +1 more source

ON THE RECOVERY OF TEMPORAL VARIATIONS OF GEOID HEIGHTS DETERMINED WITH THE USE OF GGMS BASED ON SST-HL DATA FROM NON-DEDICATED GRAVITY SATELLITE MISSIONS [PDF]

open access: yes, 2019
Over 15 years the Gravity Recovery and Climate Experiment (GRACE) had considerably contributed to the determination of temporal variations of geoid heights. In May 2018, GRACE Follow-On (GRACE-FO) was launched.
Godah, Walyeldeen   +2 more
core   +3 more sources

Cassini RADAR Sequence Planning and Instrument Performance [PDF]

open access: yes, 2009
The Cassini RADAR is a multimode instrument used to map the surface of Titan, the atmosphere of Saturn, the Saturn ring system, and to explore the properties of the icy satellites.
Anderson, Yanhua   +19 more
core   +1 more source

Performance and requirements of GEO SAR systems in the presence of Radio Frequency Interferences [PDF]

open access: yes, 2018
Geosynchronous Synthetic Aperture Radar (GEO SAR) is a possible next generation SAR system, which has the excellent performance of less than one-day revisit and hundreds of kilometres coverage.
Guarnieri, Andrea Monti   +3 more
core   +2 more sources

Rationale for the Development of Automated Computer-integrated Technology for the Identification and Monitoring of Oil Pollution [PDF]

open access: yes, 2019
В статті виконано аналіз останніх досліджень з технологій очистки морських вод від нафтових забруднень та обґрунтовано доцільність розробки робота зі штучним інтелектом, який зможе безпосередньо у місці забруднення здійснювати аналіз ступеня забруднення ...
Holyk, O.   +8 more
core   +2 more sources

Mid Frequency Shock Response Determination by Using Energy Flow Method and Time Domain Correction

open access: yesShock and Vibration, 2013
Shock induced vibration can be more crucial in the mid frequency range where the dynamic couplings with structural parts and components play important roles.
Sung-Hyun Woo, Jae-Hung Han
doaj   +1 more source

GPS-Based Orbit Determination for KOMPSAT-5 Satellite [PDF]

open access: yesETRI Journal, 2011
Korea Multi-Purpose Satellite-5 (KOMPSAT-5) is the first satellite in Korea that provides 1 m resolution synthetic aperture radar (SAR) images. Precise orbit determination (POD) using a dual-frequency IGOR receiver data is performed to conduct high-resolution SAR images.
openaire   +1 more source

Applications of artificial intelligence in ship berthing: A review [PDF]

open access: yes, 2022
Ship berthing operations in restricted waters such as ports requires the accurate use of onboard-vessel equipment such as rudder, thrusters, and main propulsions.
Ayob, A F, Imran, M H M, Jamaludin, S
core   +5 more sources

Development of a Web-Based Analytical Framework for Soil Moisture Estimation Using Multipolarized SAR Data [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences
This study developed a novel framework to estimate and visualize soil moisture using KOMPSAT-5 synthetic aperture radar (SAR) data in a real-time web-based environment.
D. H. Lee, D. W. Chung, S. G. Lee
doaj   +1 more source

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