Difference between revisions of "Background field"
From Glossary of Meteorology
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Revision as of 17:30, 26 January 2012
background field
In objective analysis and data assimilation, an a priori estimate of the atmospheric state.
In most data assimilation systems, the background field is a forecast from the previous analysis time. Note that the term “first-guess field” has been used for the background field, but “background field” is currently the preferred usage.
