https://github.com/cran/robCompositions
Tip revision: a7033450165dfb955d37de5b3ea070652df8aa80 authored by Matthias Templ on 18 August 2014, 20:55:32 UTC
version 1.9.0
version 1.9.0
Tip revision: a703345
addLR.R
addLR <- function (x, ivar=ncol(x)){
if(dim(x)[2] < 2) stop("data must be of dimension greater equal 2")
x.alr <- log(x/x[, ivar])
res <- list(x.alr=x.alr[,-ivar],
varx=x[,ivar], ivar=ivar, cnames=colnames(x))
class(res) <- "alr"
return(res)
}