An error subspace perspective on data assimilation

A Sandu, H Cheng - International Journal for Uncertainty …, 2015 - dl.begellhouse.com
Two families of methods are widely used in data assimilation: the four-dimensional
variational (4D-Var) approach, and the ensemble Kalman filter (EnKF) approach. The two …

Revision of TR-09-25: A Hybrid Variational/Ensemble Filter Approach to Data Assimilation

A Sandu, H Cheng - 2010 - eprints.cs.vt.edu
Two families of methods are widely used in data assimilation: the four dimensional
variational (4D-Var) approach, and the ensemble Kalman filter (EnKF) approach. The two …