View source: R/deprecatedFunctions.R
isStationary | R Documentation |
is_stationary
INSTEAD! Check the stationary condition of specified GMAR, StMAR, or G-StMAR model.isStationary
checks the stationarity condition of the specified GMAR, StMAR, or G-StMAR model.
DEPRECATED, USE is_stationary
INSTEAD!
isStationary(
p,
M,
params,
model = c("GMAR", "StMAR", "G-StMAR"),
restricted = FALSE,
constraints = NULL
)
p |
a positive integer specifying the autoregressive order of the model. |
M |
|
params |
a real valued parameter vector specifying the model.
Symbol |
model |
is "GMAR", "StMAR", or "G-StMAR" model considered? In the G-StMAR model, the first |
restricted |
a logical argument stating whether the AR coefficients |
constraints |
specifies linear constraints imposed to each regime's autoregressive parameters separately.
The symbol |
DEPRECATED, USE is_stationary
INSTEAD!
This function falsely returns FALSE
for stationary models when the parameter is extremely close
to the boundary of the stationarity region.
Returns TRUE
or FALSE
accordingly.
Kalliovirta L., Meitz M. and Saikkonen P. 2015. Gaussian Mixture Autoregressive model for univariate time series. Journal of Time Series Analysis, 36(2), 247-266.
Meitz M., Preve D., Saikkonen P. 2023. A mixture autoregressive model based on Student's t-distribution. Communications in Statistics - Theory and Methods, 52(2), 499-515.
Virolainen S. 2022. A mixture autoregressive model based on Gaussian and Student's t-distributions. Studies in Nonlinear Dynamics & Econometrics, 26(4) 559-580.
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