search for: r_arima_invtrans

Displaying 2 results from an estimated 2 matches for "r_arima_invtrans".

2007 Jan 18
0
arima function
I want to modify the arima function. Can anyone can tell me what are the objects: R_ARIMA_transPars,R_ARIMA_Like, R_ARIMA_Invtrans, R_ARIMA_undoPars...? Thanks. best regards. YG --------------------------------- [[alternative HTML version deleted]]
2009 Mar 06
0
modifying a built in function from the stats package (fixing arima) (CONCLUSIONS)
...:arma[1]])) stop("non-stationary AR part") if (arma[3] > 0) if (!arCheck(init[sum(arma[1:2]) + 1:arma[3]])) stop("non-stationary seasonal AR part") if (transform.pars) init <- .Call(R_ARIMA_Invtrans, as.double(init), arma) } } else init <- init0 coef <- as.double(fixed) skip<-0 if (!("parscale" %in% names(optim.control))) optim.control$parscale <- parscale[mask] if (method == "CSS") { res <- if...