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Single is unperturbed, based on minimising an RMSE metric. AIFS-ENS Control is based on a different error (CRPS) minimization metric, and an unperturbed analysis, but has random "diffusion" perturbations applied during the run; it is therefore much less like a typical Control run, in the classical sense.
Q: Precipitation has improved with this cycle because now convective precip is moving. There are still some unrealistic bullseye blobs; is it possible that those will now "move"?
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