https://github.com/cran/ftsa
Tip revision: 7621951a183186ccd8706e35121ccdc4dbfddd1a authored by Shang H on 10 December 2014, 07:56:05 UTC
version 4.1
version 4.1
Tip revision: 7621951
relmae.R
relmae = function(forecast, forecastbench, true)
{
if (length(forecast) != length(true))
stop("RelMAE: the lengths of input vectors must be the same.")
ferror = mean(abs(true - forecast))
ferrorbench = mean(abs(true - forecastbench))
relativerror = ferror / ferrorbench
return(round(relativerror, 6))
}