Reformulates ML weather model rollout training as 4DVar in autoencoder latent space to approximate cross-variable error covariances and improve physical realism in long-term forecasts.
3D-Var data assimilation using a variational autoencoder.Quarterly Journal of the Royal Meteorological Society, 150(761):2273–2295, April 2024
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Learning more physically realistic dynamics in machine-learning based weather forecasting with latent-space constraints
Reformulates ML weather model rollout training as 4DVar in autoencoder latent space to approximate cross-variable error covariances and improve physical realism in long-term forecasts.