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Assimilation techniques: 3dVar
April 2001
By Mike Fisher
European Centre for Medium-Range Weather
Forecasts.
| DATA ASSIMILATION | |||||||||
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Table of contents
1 . Introduction
2 . The incremental method
| 2.1 Implementation of the Incremental method in the ECMWF 3dVar |
3 . The background cost function
| 3.1 Example |
| 3.2 Formulation of the background cost function in the ECMWF 3dVar |
| 3.3 Calculation of the background-error correlations |
| 3.4 Calculation of background-error variances |
References
Training Course Notes Front Page >>
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06.06.2002 |
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