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Can We Optimize the Assimilation Order in the Serial Ensemble Kalman Filter? A Study with the Lorenz-96 Model
Publisher: American Meteorological Society
Abstract: AbstractWith the serial treatment of observations in the ensemble Kalman filter (EnKF), the assimilation order of observations is usually assumed to have no significant impact on analysis accuracy. However, Nerger derived ...
Nowcasting with Data Assimilation: A Case of Global Satellite Mapping of Precipitation
Publisher: American Meteorological Society
Abstract: pace?time extrapolation is a key technique in precipitation nowcasting. Motions of patterns are estimated using two or more consecutive images, and the patterns are extrapolated in space and time to obtain their future ...
Emulating Rainfall–Runoff-Inundation Model Using Deep Neural Network with Dimensionality Reduction
Publisher: American Meteorological Society
Global Precipitation Forecasts by Merging Extrapolation-Based Nowcast and Numerical Weather Prediction with Locally Optimized Weights
Publisher: American Meteorological Society
Abstract: AbstractOver the past few decades, precipitation forecasts by numerical weather prediction (NWP) models have been remarkably improved. Yet, precipitation nowcasting based on spatiotemporal extrapolation tends to provide a ...
Emulating Rainfall–Runoff-Inundation Model Using Deep Neural Network with Dimensionality Reduction
Publisher: American Meteorological Society