47 citations · 86 across the 7 of their papers we have counts for
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physics.data-an2011★ 47 cited
Data assimilation in slow-fast systems using homogenized climate models
Lewis Mitchell, Georg A. Gottwald
A deterministic multiscale toy model is studied in which a chaotic fast subsystem triggers rare transitions between slow regimes, akin to weather or climate regimes. Using homogeni…
physics.data-an2011★ 12 cited
Controlling overestimation of error covariance in ensemble Kalman filters with sparse observations: A variance limiting Kalman filter
Georg A. Gottwald, Lewis Mitchell, Sebastian Reich
We consider the problem of an ensemble Kalman filter when only partial observations are available. In particular we consider the situation where the observational space consists of…