๐”– Bobbio Scriptorium
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4-D-Var or ensemble Kalman filter?

โœ Scribed by EUGENIA KALNAY; HONG LI; TAKEMASA MIYOSHI; SHU-CHIH YANG; JOAQUIM BALLABRERA-POY


Book ID
111268864
Publisher
John Wiley and Sons
Year
2007
Tongue
English
Weight
679 KB
Volume
59
Category
Article
ISSN
0280-6495

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Covariance localisation and balance in a
โœ Jeffrey D. Kepert ๐Ÿ“‚ Article ๐Ÿ“… 2009 ๐Ÿ› John Wiley and Sons ๐ŸŒ English โš– 519 KB

## Abstract A major limitation of the Ensemble Kalman Filter (EnKF) is that the finite ensemble size introduces sampling error into the background covariances, with severe consequences for atmospheric and oceanographic applications. The negative effects of sampling error are customarily limited by