Forcing
subspace 1
Forcing
subspace 2
Forcing
subspace 1
Forcing
subspace 2
Entire forcing space Dimension ~ 10
5
Observability and Stochastic Optimals (SOs)
Covariance
at t=0
Covariance
at t=T
T
(days)
NAO variance explained
by 1st SO
10
~67%
~63%
20
~67%
~62%
30
~67%
~62%
60
~65%
~45%
90
~65%
~15%
Q
E