A Regional Hybrid Gain Data Assimilation System and Preliminary Evaluation Based on Radio Occultation Reflectivity Assimilation

Keyphrases

• Reflectivity 100%
• Weather Research 100%
• Forecasting Model 100%
• Weather Forecasting 100%
• Radio Occultation 100%
• Data Assimilation Method 100%
• Hybrid Gain 100%
• Data Assimilation 53%
• Local Ensemble Transform Kalman Filter (LETKF) 23%
• 3DVAR 15%
• Variational 15%
• FORMOSAT-7 15%
• Assimilation Analysis 15%
• Observing System Simulation Experiment 7%
• Moisture Field 7%
• Wind Field 7%
• FORMOSAT-3 7%
• Radio Occultation Data 7%
• Radio Occultation Observation 7%
• Gain Matrix 7%
• Background Error Covariance 7%
• Ensemble-based 7%
• Kalman Filter 7%
• GNSS Radio Occultation 7%
• Variational Analysis 7%
• Wind Analysis 7%
• Flow-dependent 7%
• Experiment Framework 7%
• Combination Weight 7%
• Static Background 7%
• Variational System 7%

Earth and Planetary Sciences

• Reflectance 100%
• Data Assimilation 100%
• Radio Occultation 100%
• FORMOSAT 30%
• Systems Simulation 10%
• Wind Field 10%
• COSMIC 10%
• Covariance 10%
• GNSS 10%
• Systems Analysis 10%
• Kalman Filter 10%