inst/userguide/figures/KFAS--Cs101_fitting-models.R

In nwfsc-timeseries/MARSS: Multivariate Autoregressive State-Space Modeling

###################################################
### code chunk number 3: Cs101_fitting-models
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model_Nile <- SSModel(Nile ~ SSMtrend(
  degree = 1,
  Q = list(matrix(NA))
),
H = matrix(NA)
)
kinits <- c(log(var(Nile)), log(var(Nile)))
fit_kfas_default <- fitSSM(model_Nile, kinits, method = "BFGS")