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On Serial Observation Processing in Localized Ensemble Kalman Filters
Publisher: American Meteorological Society
Abstract: nsemble square root filters can either assimilate all observations that are available at a given time at once, or assimilate the observations in batches or one at a time. For large-scale models, the filters are typically ...
On the Choice of an Optimal Localization Radius in Ensemble Kalman Filter Methods
Publisher: American Meteorological Society
Abstract: n data assimilation applications using ensemble Kalman filter methods, localization is necessary to make the method work with high-dimensional geophysical models. For ensemble square root Kalman filters, domain localization ...
A Unification of Ensemble Square Root Kalman Filters
Publisher: American Meteorological Society
Abstract: n recent years, several ensemble-based Kalman filter algorithms have been developed that have been classified as ensemble square root Kalman filters. Parallel to this development, the singular ?evolutive? interpolated ...
On Domain Localization in Ensemble-Based Kalman Filter Algorithms
Publisher: American Meteorological Society
Abstract: nsemble Kalman filter methods are typically used in combination with one of two localization techniques. One technique is covariance localization, or direct forecast error localization, in which the ensemble-derived forecast ...
Taking into Account Atmospheric Uncertainty Improves Sequential Assimilation of SMOS Sea Ice Thickness Data in an Ice–Ocean Model
Publisher: American Meteorological Society
Abstract: he sensitivity of assimilating sea ice thickness data to uncertainty in atmospheric forcing fields is examined using ensemble-based data assimilation experiments with the Massachusetts Institute of Technology General ...