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Radiative Transfer Model Simulations for Ground-Based Microwave Radiometers in North China
2021
Remote Sensing
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In this study, TB simulations derived from a radiative transfer model (RTM) were used to assess the quality of TB observations. ...
Ground-based microwave radiometer profilers (MWRPs) are widely used to provide high-temporal resolution atmospheric temperature and humidity profiles. ...
The Xianghe Observatory of Whole Atmosphere provided ground-based microwave radiometer observations at Xianghe. ...
doi:10.3390/rs13245161
fatcat:5wawi7ylbreebhwbelaqtplwz4
Remote sensing for snow hydrology in China: challenges and perspectives
2014
Journal of Applied Remote Sensing
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COSS has been implemented for 3 years and will continue in different snow pattern regions of China. ...
The snow assimilation system has been established in some regions using advanced ensemble Kalman filters. Finally, an outlook for the future of remote sensing of snow in China is given. ...
and thawing
conditions
Ground-based microwave
radiometer
Validation of airborne remote sensing
and radiative transfer models;
Land surface roughness
Roughness measuring plate
Validation of ...
doi:10.1117/1.jrs.8.084687
fatcat:mncxhhtl25etbj3t5sefxhb5dq
Assimilation of Ground-Based Microwave Radiometer on Heavy Rainfall Forecast in Beijing
2021
Atmosphere
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Ground-based microwave radiometers (MWRPS) can provide continuous atmospheric temperature and relative humidity profiles for a weather prediction model. ...
We investigated the impact of assimilation of ground-based microwave radiometers based on the rapid-refresh multiscale analysis and prediction system-short term (RMAPS-ST). ...
We acknowledge the Meteorological Observation Center of China Meteorological Administration for the ground-based microwave radiometer data. ...
doi:10.3390/atmos13010074
fatcat:73qzq3gfu5fdrkdvbe5cmliyga
Impact of Assimilating Ground-Based Microwave Radiometer Data on the Precipitation Bifurcation Forecast: A Case Study in Beijing
2021
Atmosphere
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In this study, the temperature and relative humidity profiles retrieved from five ground-based microwave radiometers in Beijing were assimilated into the rapid-refresh multi-scale analysis and prediction ...
The assimilation of the ground-based microwave radiometer profiles improved the skills of the quantitative precipitation forecast to a certain extent. ...
We acknowledge Meteorological Observation Center of China Meteorological Administration for the ground-based microwave radiometers data. ...
doi:10.3390/atmos12050551
doaj:c590b1c9b8d04bcab08bc0fc99542a6c
fatcat:rih56fimeredrg3qnpqb4vrpuu
Field measurement of clear-sky solar irradiance in Badain Jaran Desert of Northwestern China
2013
Journal of Quantitative Spectroscopy and Radiative Transfer
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In this paper, we compared the simulated solar irradiances by using the SBDART radiative transfer model with those from the ground-based measurements for 69 selected cases of 7 days. ...
These solar radiative forcing can be considered as the representative impact of background dust aerosol in Northwestern China. ...
We would also like to thank all anonymous reviewers for their constructive and insightful comments. ...
doi:10.1016/j.jqsrt.2012.07.025
fatcat:cwl4bl4n75ayfff44xdyeb4v5q
A Study of a Retrieval Method for Temperature and Humidity Profiles from Microwave Radiometer Observations Based on Principal Component Analysis and Stepwise Regression
2011
Journal of Atmospheric and Oceanic Technology
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It uses the radiosonde data of 6 yr from Hong Kong, China, and the monochromatic radiative transfer model (MonoRTM) to calculate the brightness temperatures of the 35 channels of the radiometer. ...
The retrieval method is then applied to the actual measured brightness temperatures by the 35-channel microwave radiometer at a station in Nansha, China. ...
Qilin Wan for providing the microwave radiometer and radiosonde data. This research was supported by NSFC Grants 40905018 and Guangdong Natural Science Foundation under Grant 9151008019000008. ...
doi:10.1175/2010jtecha1479.1
fatcat:vm4gti2x7vfetoy7kuacjend4m
An Algorithm for Retrieving Precipitable Water Vapor over Land Based on Passive Microwave Satellite Data
2016
Advances in Meteorology
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In this study, a passive microwave-based retrieval algorithm for PWV over land without land surface temperature (LST) data was developed. ...
effect of liquid water in clouds. ...
The authors thank the ARA for providing the TIGR dataset, the AER for providing the MonoRTM code, and WestDC (http://westdc.westgis.ac.cn/) for providing the dataset of radiosonde sounding observations ...
doi:10.1155/2016/4126393
fatcat:ct664biqavcmfpi67n2lgtj5wy
An Algorithm to Retrieve Total Precipitable Water Vapor in the Atmosphere from FengYun 3D Medium Resolution Spectral Imager 2 (FY-3D MERSI-2) Data
2020
Remote Sensing
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Measurements from two ground-based reference datasets were used to validate the algorithm: the sun photometer measurements of Aerosol Robotic Network (AERONET) and the microwave radiometer measurements ...
MODTRAN 5 was used to simulate the process of radiant transfer from the ground surfaces to the sensor at various atmospheric conditions for estimation of the coefficients of ratio technique, which was ...
Zhao from the Chinese Academy of Agricultural Sciences for their assistance in image preprocessing and statistics for the study.
Conflicts of Interest: The authors declare no conflict of interest. ...
doi:10.3390/rs12213469
fatcat:a4p5u6yb7zfwffa332uzyz5ptu
Preliminary Evaluation of the SMAP Radiometer Soil Moisture Product over China Using In Situ Data
2017
Remote Sensing
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The values of the SMAP radiometer-based soil moisture product were overestimated in wet areas, especially in the zones. The accuracies over croplands and in Northeast China were the worst. ...
This study provides guidelines for the application of the SMAP-derived soil moisture product in China and acts as a reference for improving the retrieval algorithm. ...
Acknowledgments: This work was supported by High Resolution Earth Observation System Program of China ...
doi:10.3390/rs9030292
fatcat:n235zflev5dahbqnn4m7enixra
Modeling Microwave Emission from Short Vegetation-Covered Surfaces
2015
Remote Sensing
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The commonly used microwave land emissivity model, developed by Weng et al. (2001) and implemented into the community radiative transfer model (CRTM), treats vegetation-covered surfaces as a three-layer ...
In this study, to reduce bias in the modeling of microwave emissions from short vegetation-covered surfaces, two modifications are made. ...
Acknowledgments This study is sponsored by Strategic Priority Research Program for Space Sciences of the Chinese Academy of Sciences (XDA04061200), National Key Basic Research Program of China (2015CB953701 ...
doi:10.3390/rs71014099
fatcat:vtljifm3q5h33adhlk356lwrk4
Improving the estimation of hydrothermal state variables in the active layer of frozen ground by assimilating in situ observations and SSM/I data
2009
Science in China Series D Earth Sciences
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The active layer of frozen ground data assimilation system adopts the SHAW (Simulteneous Heat and Water) model as the model operator. ...
It employs an ensemble kalman filter to fuse state variables predicted by the SHAW model with in situ observation and the SSM/I 19 GHz brightness temperature for the purpose of optimizing model hydrothermal ...
radiometer; the error in the microwave radiative transfer model and scale do not match between the SHAW model and the SSM/I resolution. ...
doi:10.1007/s11430-009-0174-0
fatcat:xubyexw5x5dj5erj4wy2sgb5s4
Aerosol radiative characteristics at Gosan, Korea, during the Atmospheric Brown Cloud East Asian Regional Experiment 2005
2007
Journal of Geophysical Research
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These results suggest that the aerosols during the campaign might consist of more or less yellow sand in comparison with the results simulated using typical aerosol models. ...
The YSI has a good correlation with the Angstrom index (a) obtained by sky radiometer observations and shows that the increase in YSI corresponds to the decrease in a and the increase in single scattering ...
Nakajima et al. [2003] comprehensively analyzed satellite, ground-based and model output data in the APEX project. ...
doi:10.1029/2007jd008506
fatcat:ukuxvt5dzrefxfu35smewdsd7e
Preface to special section on East Asian Studies of Tropospheric Aerosols: An International Regional Experiment (EAST-AIRE)
2007
Journal of Geophysical Research
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Model simulations of nitrogen deposition and impact of ozone pollution on net primary productivity indicate an increasing threat of air pollution on the ecosystem. ...
The nationwide means of AOD, Å ngström exponent, and SSA (0.5 mm) in China are 0.69 ± 0.17, 1.06 ± 0.26, and 0.89 ± 0.04, respectively. ...
of China (2006CB403702). ...
doi:10.1029/2007jd008853
fatcat:ssnmjbeirvcw5g7h2hncdkucky
The Complicate Observations and Multi-Parameter Land Information Constructions on Allied Telemetry Experiment (COMPLICATE)
2015
PLoS ONE
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To validate the methodologies and models for dynamic analyses of remote sensing for complex land surfaces, the second campaign consisted of simultaneous satellite-borne, airborne, and ground-based experiments ...
The experimental strategy helps enhance our understanding of the radiative and scattering mechanisms of soil and vegetation and modeling of remotely sensed information for complex land surfaces. ...
Prof.Xiaowen Li played an essential role in both 973 Remote Sensing Program for CLS and COMPLI-CATE and he is greatly missed. ...
doi:10.1371/journal.pone.0137545
pmid:26332035
pmcid:PMC4557998
fatcat:d3z4jylfozadpnkgzmicfx6vdu
East Asian Studies of Tropospheric Aerosols and their Impact on Regional Climate (EAST-AIRC): An overview
2011
Journal of Geophysical Research
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Merging ground-based retrieval of AOD at 24 stations across China and satellite radiances at the TOA by MODIS and CERES by a radiative transfer model, they derived the ARE at all three levels. ...
Reasonable agreement is found between the satellite-based MISR and MODIS Deep Blue AOD and the ground-based retrievals. [46] In order to determine aerosol direct radiative forcing, radiometers were operated ...
doi:10.1029/2010jd015257
fatcat:bkgfrle7orc6jhplflwpc64yhu
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