Estimation of Bottom Friction Coefficients Based on an Isopycnic-Coordinate Internal Tidal Model with Adjoint Method

Table 2

The AVDs in interface elevation obtained with 5 strategies (AA indicates after assimilation, BA indicates before assimilation).

Strategies	AA (10^−5 m)	1−AA/BA (%)
1	11.14	84.5
2	8.81	87.7
3	8.28	88.5
4	7.90	89.0
5	8.65	87.9