Results 21 to 30 of about 4,719 (221)

Dual-Mode Sea Ice Extent Retrieval for the Rotating Fan Beam Scatterometer

open access: yesRemote Sensing
Scatterometers are highlighted in polar applications, such as sea ice extent retrieval. There are currently three types of spaceborne scatterometer in operation, among which the rotating pencil beam scatterometer and the rotating fan beam scatterometer ...
Liling Liu   +3 more
doaj   +2 more sources

Evaluation of HY-2A Scatterometer Wind Vectors Using Data from Buoys, ERA-Interim and ASCAT during 2012–2014

open access: yesRemote Sensing, 2016
The first Chinese operational Ku-band scatterometer on board Haiyang-2A (HY-2A), launched in August 2011, is designed for monitoring the global ocean surface wind. This study estimates the quality of the near-real-time (NRT) retrieval wind speed and wind
Jianyong Xing   +2 more
exaly   +3 more sources

Assimilation of Typhoon Wind Field Retrieved from Scatterometer and SAR Based on the Huber Norm Quality Control

open access: yesRemote Sensing, 2017
Observations of sea surface wind field are critical for typhoon prediction. The scatterometer observation is one of the most important sources of sea surface winds, which provides both wind speed and wind direction information.
Boheng Duan, Weimin Zhang, Haijin Dai
exaly   +3 more sources

Examination of smooth surfaces roughness using angle scatterometer. Part 2. The experimental procedure. The measurement results of chosen surfaces [PDF]

open access: yesBiuletyn Wojskowej Akademii Technicznej, 2015
The experimental procedure for measurements of smooth surface roughness parameters using automated angle scatterometer, built at the Institute of Optoelectronics (IOE), is described.
Andrzej Pawlata
doaj   +1 more source

On Bayesian scatterometer wind inversion [PDF]

open access: yesIEEE Transactions on Geoscience and Remote Sensing, 2006
In a quest for a generic unbiased scatterometer wind inversion method, the different inversion procedures currently in use are revisited in this paper. A careful examination of both the errors in the wind and in the measurement domain, combined with the nonlinear shape of the geophysical model function (GMF), leads to a generic and novel Bayesian wind ...
Ad Stoffelen, Marcos Portabella
openaire   +2 more sources

High Wind Geophysical Model Function Modeling for the HY-2A Scatterometer Using Neural Network

open access: yesRemote Sensing, 2022
Under low to medium wind speeds and no rainfall, the retrieved vector wind from a scatterometer is accurate and reliable. However, under high wind conditions, the currently used geophysical model function (GMF), such as NSCAT-2, for wind vector retrieval
Xuetong Xie, Jing Wang, Mingsen Lin
doaj   +1 more source

Impact of Microphysical Parameterizations on Simulated Hurricanes—Using Multi-Parameter Satellite Data to Determine the Particle Size Distributions that Produce Most Realistic Storms

open access: yesAtmosphere, 2021
Understanding and forecasting hurricanes remains a challenge for the operational and research communities. To accurately predict the Tropical Cyclone (TC) evolution requires properly reflecting the storm’s inner core dynamics by using: (i) high ...
Svetla Hristova-Veleva   +11 more
doaj   +1 more source

Past, Present and Future Marine Microwave Satellite Missions in China

open access: yesRemote Sensing, 2022
Over the past 60 years, China has made fruitful achievements in the field of ocean microwave remote sensing satellite technology. A long-term plan has now been formulated for the development of Chinese ocean satellites, as well as the construction of a ...
Mingsen Lin, Yongjun Jia
doaj   +1 more source

Systematic Scatterometer Wind Errors Near Coastal Mountains. [PDF]

open access: yesEarth Space Sci, 2019
Satellite scatterometers provide the only regular observations of surface wind vectors over vast swaths of the world oceans, including coastal regions, which are of great scientific and societal interest but still present challenges for remote sensing ...
Kilpatrick T   +4 more
europepmc   +2 more sources

Preliminary Results of the CFOSAT Scatterometer [PDF]

open access: yesIGARSS 2019 - 2019 IEEE International Geoscience and Remote Sensing Symposium, 2019
The scatterometer (SCAT) onboard the China-France Oceanography Satellite (CFOSAT) is the first rotating fan-beam scatterometer (RFSCAT) in space for global ocean surface vector wind measurement. After the CFOSAT launched in Oct. 29, 2018, the main performances of the CFOSAT scatterometer (CFOSCAT) are being tested in orbit.
Xiaolong Dong   +5 more
openaire   +3 more sources

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