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KFAS (version 0.6.1)
distsmoother: Disturbance smoother
Description
Computes smoothed values of disturbance terms eps_t and eta_t, and their variances.
Usage
distsmoother(out)
Arguments
out
Output of function 'ks'. Optcal must be (TRUE,TRUE,TRUE,TRUE/FALSE).
Value
A list with the output elements from Kalman smoother and following new elements:
epshat
p*n array of E(eps_t | y_1, ..., y_n).
epshatvar
p*p*n array of var(eps_t | y_1, ..., y_n).
etahat
r*n array of E(eta_t | y_1, ..., y_n).
etahatvar
r*r*n array of var(eta_t | y_1, ..., y_n).
References
Koopman, S.J. and Durbin J. (2001). Time Series Analysis by State Space Methods. Oxford: Oxford University Press