Estimation of Open Boundary Conditions Based on an Isopycnic-Coordinate Internal Tidal Model with Adjoint Assimilation Method

Table 2

The MAEs in OBCs before assimilation (BA) and after assimilation (AA). The values in parentheses are the optimal numbers of independent points.

Distributions	1 (2)	2 (4)	3 (5)	4 (9)	5 (13)	6 (17)
BA	0.550	0.550	0.567	0.305	0.326	0.305
AA	0.017	0.033	0.029	0.020	0.023	0.058