Results 1 to 10 of about 6,043 (204)

Operational assimilation of ASCAT surface soil wetness at the Met Office [PDF]

open access: yesHydrology and Earth System Sciences, 2011
Currently, no extensive, near real time, global soil moisture observation network exists. Therefore, the Met Office global soil moisture analysis scheme has instead used observations of screen temperature and humidity.
I. Dharssi   +3 more
doaj   +4 more sources

Characterization of ASCAT measurements based on buoy and QuikSCAT wind vector observations [PDF]

open access: yesOcean Science, 2008
The new scatterometer Advanced SCATterometer (ASCAT) onboard MetOp-A satellite provides surface wind speed and direction over global ocean with a spatial resolution of 25 km square over two swaths of 550 km widths.
A. Bentamy   +2 more
doaj   +3 more sources

Developing an improved soil moisture dataset by blending passive and active microwave satellite-based retrievals [PDF]

open access: yesHydrology and Earth System Sciences, 2011
Combining information derived from satellite-based passive and active microwave sensors has the potential to offer improved estimates of surface soil moisture at global scale.
Y. Y. Liu   +7 more
doaj   +7 more sources

Offshore Wind Resources Assessment from Multiple Satellite Data and WRF Modeling over South China Sea [PDF]

open access: yesRemote Sensing, 2015
Using accurate inputs of wind speed is crucial in wind resource assessment, as predicted power is proportional to the wind speed cubed. This study outlines a methodology for combining multiple ocean satellite winds and winds from WRF simulations in order
Rui Chang   +5 more
doaj   +4 more sources

SAR and ASCAT Tropical Cyclone Wind Speed Reconciliation

open access: yesRemote Sensing, 2022
Wind speed reconciliation across different wind sources is critically needed for extending available satellite wind records in Tropical Cyclones.
Weicheng Ni   +4 more
doaj   +1 more source

Impact of the ASCAT scatterometer winds on the quality of HIRLAM analysis in case of severe storms; pp. 177–194 [PDF]

open access: yesProceedings of the Estonian Academy of Sciences, 2016
The impact of the Advanced Scatterometer (ASCAT) data assimilation on the quality of HIRLAM analysis is assessed in cases of rapidly developing severe storms of 2013.
Jekaterina Služenikina, Aarne Männik
doaj   +1 more source

The effects of satellite soil moisture data on the parametrization of topsoil and root zone soil moisture in a conceptual hydrological model

open access: yesJournal of Hydrology and Hydromechanics, 2022
In a previous study, the topsoil and root zone ASCAT satellite soil moisture data were implemented into three multi-objective calibration approaches of the TUW hydrological model in 209 Austrian catchments.
Kuban Martin   +9 more
doaj   +1 more source

Estimation of Significant Wave Heights from ASCAT Scatterometer Data via Deep Learning Network

open access: yesRemote Sensing, 2021
Sea state estimation from wide-swath and frequent-revisit scatterometers, which are providing ocean winds in the routine, is an attractive challenge. In this study, state-of-the-art deep learning technology is successfully adopted to develop an algorithm
He Wang   +6 more
doaj   +1 more source

Comparing soil moisture retrievals from SMOS and ASCAT over France [PDF]

open access: yesHydrology and Earth System Sciences, 2012
The first products derived over France in 2010 from the L-band brightness temperatures (<i>T</i><sub>b</sub>) measured by the SMOS (Soil Moisture and Ocean Salinity) satellite, launched in November 2009, were compared with the ...
M. Parrens   +6 more
doaj   +1 more source

Assessment of China’s Offshore Wind Resources Based on the Integration of Multiple Satellite Data and Meteorological Data

open access: yesRemote Sensing, 2019
Wind resources assessment plays a significant role in site selection for the construction of offshore wind farms. Mean wind speeds (MWS), wind power densities (WPD), and Weibull parameters are the most important variables for wind resources assessment ...
Qiaoying Guo   +4 more
doaj   +1 more source

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