Satellite all-sky infrared radiance assimilation: Recent progress and future perspectives

J Li, AJ Geer, K Okamoto, JA Otkin, Z Liu… - … in Atmospheric Sciences, 2022 - Springer
Satellite infrared (IR) sounder and imager measurements have become one of the main
sources of data used by data assimilation systems to generate initial conditions for …

Impact of high temporal resolution FY‐4A Geostationary Interferometric Infrared Sounder (GIIRS) radiance measurements on Typhoon forecasts: Maria (2018) case …

R Yin, W Han, Z Gao, J Li - Geophysical Research Letters, 2021 - Wiley Online Library
Abstract Targeted observations for Typhoon Maria (2018) using the Geostationary
Interferometric Infrared Sounder (GIIRS) at a temporal resolution of 15 min provide …

Added-value of GEO-hyperspectral infrared radiances for local severe storm forecasts using the hybrid OSSE method

P Wang, Z Li, J Li, TJ Schmit - Advances in Atmospheric Sciences, 2021 - Springer
High spectral resolution (or hyperspectral) infrared (IR) sounders onboard low earth orbiting
satellites provide high vertical resolution atmospheric information for numerical weather …

Impacts of FY-4A AGRI radiance data assimilation on the forecast of the super typhoon “in-fa”(2021)

X Zhang, D Xu, R Liu, F Shen - Remote Sensing, 2022 - mdpi.com
This study assessed the impact of assimilating the Fengyun-4A (FY-4A) Advanced
Geosynchronous Radiation Imager (AGRI) observations on the Super Typhoon “In-Fa” event …

Intercomparisons of cloud mask products among Fengyun-4A, Himawari-8, and MODIS

X Wang, M Min, F Wang, J Guo, B Li… - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
In this paper, we developed a unified and operational cloud mask algorithm for the new-
generation geostationary (GEO) meteorological satellite imagers of the Advanced …

The evaluation of FY4A's Geostationary Interferometric Infrared Sounder (GIIRS) long‐wave temperature sounding channels using the GRAPES global 4D‐Var

R Yin, W Han, Z Gao, D Di - Quarterly Journal of the Royal …, 2020 - Wiley Online Library
The theory of classical variational assimilation assumes that biases are unbiased Gaussian.
This article investigates the bias characteristic estimate and the bias correction of …

Enhancing the fast radiative transfer model for FengYun‐4 GIIRS by using local training profiles

D Di, J Li, W Han, W Bai, C Wu… - Journal of Geophysical …, 2018 - Wiley Online Library
With the successful launch of FengYun‐4A (FY‐4A), the first satellite in a new Chinese
geostationary weather satellite series (FY‐4 series), which carries a high spectral resolution …

Value-added impact of geostationary hyperspectral infrared sounders on local severe storm forecasts—Via a quick regional OSSE

Z Li, J Li, P Wang, A Lim, J Li, TJ Schmit, R Atlas… - … in Atmospheric Sciences, 2018 - Springer
Accurate atmospheric temperature and moisture information with high temporal/spatial
resolutions are two of the key parameters needed in regional numerical weather prediction …

Cloud classification by machine learning for geostationary radiation imager

B Guo, F Zhang, W Li, Z Zhao - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
To enhance the accuracy of cloud classification, this study proposes cloud classification
models based on machine learning algorithms. The models take as input the observed …

Impact of assimilating Himawari‐8‐derived layered precipitable water with varying cumulus and microphysics parameterization schemes on the simulation of Typhoon …

J Lu, T Feng, J Li, Z Cai, X Xu, L Li… - Journal of Geophysical …, 2019 - Wiley Online Library
Understanding moisture information ahead of tropical cyclone (TC) convection is very
important for predicting TC track, intensity, and precipitation. The advanced Himawari …