#' @title Split Numeric Features into Quantile Bins
#'
#' @template cpo_doc_intro
#'
#' @param numsplits [\code{numeric(1)}]\cr
#' Number of bins to create. Default is \code{2}.
#'
#' @template cpo_doc_outro
#' @export
cpoQuantileBinNumerics = makeCPO("bin.numerics", # nolint
pSS(numsplits = 2: integer[2, ]),
properties.needed = "ordered",
properties.adding = "numerics",
dataformat = "numeric",
cpo.train = {
lapply(data, function(d)
unique(c(-Inf, quantile(d, (1:(numsplits - 1)) / numsplits, na.rm = TRUE), Inf)))
},
cpo.retrafo = {
as.data.frame(mapply(function(d, b) ordered(cut(d, breaks = b)), d = data, b = control, SIMPLIFY = FALSE),
row.names = rownames(data))
})
registerCPO(cpoQuantileBinNumerics, "data", "feature conversion", "Convert Numerics to Ordered by binning.")
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