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

Table 6

As in Table 5 but for the two-dimensional case in Figure 12 where the third set of innovations is used without periodic extension.

Experiment				Final
SE	0.808	0.453	0.176	0.078 at
TEe with RE() = 0.462	0.509	0.179	0.136	0.134 at
TEa with RE() = 0.305	0.497	0.184	0.146	0.140 at
TEb with RE() = 0.258	0.495	0.179	0.135	0.127 at
TEc with RE() = 0.240	0.473	0.157	0.103	0.101 at