Sequential Data Assimilation for Nonlinear Dynamics: The Ensemble Kalman Filter
111
EKF: Eslimate
20
15
10
!NJ
5
!I
~,
W
O
tt
. ,
i
i\
i
i
-5
WNW
-10
-15
-20
O
5
10
15
20
25
30
35
40
limel
EKF: Error variance
30
25
20
15
10
5
5
10
15
20
25
30
35
40
timeI
Fig. 6.4 Experiment B (Ensemble Kalman Filter): Same as Fig. 6.3 but for Experiment B.
111
EKF: Eslimate
20
15
10
!NJ
5
!I
~,
W
O
tt
. ,
i
i\
i
i
-5
WNW
-10
-15
-20
O
5
10
15
20
25
30
35
40
limel
EKF: Error variance
30
25
20
15
10
5
5
10
15
20
25
30
35
40
timeI
Fig. 6.4 Experiment B (Ensemble Kalman Filter): Same as Fig. 6.3 but for Experiment B.