Results 31 to 40 of about 278,573 (333)

Analysis of observation characteristic of FY-3 microwave hygrometer during an extreme short-term heavy precipitation process

open access: yes暴雨灾害, 2020
Based on data of FY-3 satellite microwave hygrometer and conventional observation, microwave observational characteristics of convective clouds during a heavy precipitation event from Giuzhou to Hubei province in 2016 were analyzed. The results show that
Pingping ZHANG   +3 more
doaj   +1 more source

Multi-Parameter Regularization Method for Synthetic Aperture Imaging Radiometers

open access: yesRemote Sensing, 2021
Synthetic aperture imaging radiometers (SAIRs) are powerful passive microwave systems for high-resolution imaging by use of synthetic aperture technique.
Xiaocheng Yang   +4 more
doaj   +1 more source

Retrievals of All-Weather Daily Air Temperature Using MODIS and AMSR-E Data

open access: yesRemote Sensing, 2014
Satellite optical-infrared remote sensing from the Moderate Resolution Imaging Spectroradiometer (MODIS) provides effective air temperature (Ta) retrieval at a spatial resolution of 5 km.
Keunchang Jang   +3 more
doaj   +1 more source

Studying topological structure in the epoch of reionization with 3D-Minkowski functionals of 21cm line fluctuations

open access: yes, 2016
The brightness temperature of the redshifted 21cm line brings rich information on the Inter Galactic Medium (IGM) from the Cosmic Dawn and Epoch of Reionization (EoR). While the power spectrum is a useful tool to statistically investigate the 21cm signal,
Matsubara, Takahiko   +3 more
core   +1 more source

Brightness-Temperature Retrieval Methods in Synthetic Aperture Radiometers [PDF]

open access: yesIEEE Transactions on Geoscience and Remote Sensing, 2009
Bightness-temperature retrieval techniques for synthetic aperture radiometers are reviewed. Three different approaches to combine measured visibility and antenna temperatures, along with instrument characterization data, into a general equation to invert are presented.
Corbella Sanahuja, Ignasi   +4 more
openaire   +3 more sources

CGAN Based Improved ASI Retrieval Algorithm for Antarctic Sea Ice Concentration

open access: yesFrontiers in Marine Science, 2022
Sea ice change is closely related to the change of global atmosphere and ocean circulation, which plays an important role in the study of global climate change.
Xingdong Wang   +4 more
doaj   +1 more source

Cloud Parameter Characteristics of Three Strengthening Convective Systems During Downhill Processes in Beijing

open access: yes应用气象学报
Based on FY-4A geostationary satellite multi-channel data, mesoscale convective systems (MCSs) during three downhill processes of convection strengthening (1 July 2021, 12 June 2022 and 4 August 2022) in Beijing are identified by temperature threshold ...
Yang Yiya   +5 more
doaj   +1 more source

From Solar to Stellar Brightness Variations: The Effect of Metallicity

open access: yes, 2018
Context. Comparison studies of Sun-like stars with the Sun suggest an anomalously low photometric variability of the Sun compared to Sun-like stars with similar magnetic activity.
Krivova, N. A.   +4 more
core   +1 more source

A novel soil moisture evaluation framework incorporating brightness temperature and a high-resolution 1 km summer brightness temperature dataset

open access: yesGIScience & Remote Sensing
Accurate estimation of soil moisture (SM) is essential for various hydrological, meteorological, agricultural, and ecological applications. However, evaluating SM on a global scale remains challenging due to the limited availability of in-situ ...
Ziyue Zhu   +5 more
doaj   +1 more source

Preliminary Studies on CIMR Antenna Pattern Brightness Temperature Compensation

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2022
Spaceborne microwave radiometry provides an essential contribution to monitoring the Earth with varying spatial resolution both related to the reflector dimension and the frequency of operation.
Marco Brogioni   +8 more
doaj   +1 more source

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