Formulations for Estimating Spatial Variations of Analysis Error Variance to Improve Multiscale and Multistep Variational Data Assimilation

Table 5

As in Table 4 but for the two-dimensional case in Figure 11 where the second set of innovations is used with periodic extension.

Experiment				Final
SE	0.757	0.364	0.175	0.069 at
TEe with RE() = 0.462	0.416	0.202	0.149	0.144 at
TEa with RE() = 0.274	0.411	0.202	0.143	0.144 at
TEb with RE() = 0.244	0.402	0.195	0.136	0.132 at
TEc with RE() = 0.165	0.403	0.179	0.106	0.103 at