Collaborative Innovation Center on Forecast and Evaluation of Meteorological Disasters (CIC-FEMD)/Key Laboratory of Meteorological Disaster, Ministry of Education (KLME)/Joint International Research Laboratory of Climate and Environment Change (ILCEC)/Key Laboratory of the China Meteorological Administration Aerosol and Cloud Precipitation, Nanjing University of Information Science and Technology, Nanjing 210044 China;
School of Atmospheric Physics, Nanjing University of Information Science and Technology, Nanjing 210044 China;
Key Laboratory of Radiometric Calibration and Validation for Environmental Satellites, National Satellite Meteorological Center, China Meteorological Administration, Beijing 100081 China;
ground-based microwave radiometer; BP neural network; atmospheric profiles; regression accuracy;