Chaotic dynamics and the role of covariance inflation for reduced rank Kalman filters with model error

<p>The ensemble Kalman filter and its variants have shown to be robust for data assimilation in high dimensional geophysical models, with localization, using ensembles of extremely small size relative to the model dimension. However, a reduced rank representation of the estimated covariance...

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Bibliographic Details
Main Authors: C. Grudzien, A. Carrassi, M. Bocquet
Format: Article
Language:English
Published: Copernicus Publications 2018-09-01
Series:Nonlinear Processes in Geophysics
Online Access:https://www.nonlin-processes-geophys.net/25/633/2018/npg-25-633-2018.pdf