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The best analysis is that which allows the IFS models to produce forecasts subsequently that verify nearest to the actual evolution. The analysis is not necessarily true to the observations in every respect, though of course the analysis processes (4D-Var and LDAS) try to assimilate them to best effect. For the purposes of the ensemble, the analysis process also tries to quantify the uncertainty in the estimate of the initial state. Advanced analysis procedures have to be used to assimilate non-conventional observations.
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- the data coverage (use obs drop down menu to select observation type) to show if and where there are deficiencies in data availability.
- the analysis increments and analysis increment charts to show the location of significant differences between observed and background values.
(FUG Associated associated with Cy50r1)
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