(P)ercent (Rank)s
Function prank.integer64 projects the values [min..max] via ranks [1..n] to [0..1].
qtile.integer64 is the inverse function of 'prank.integer64' and projects [0..1] to [min..max].
prank(x, ...) ## S3 method for class 'integer64' prank(x, method = NULL, ...)
x |
a integer64 vector |
method |
NULL for automatic method selection or a suitable low-level method, see details |
... |
ignored |
Function prank.integer64 is based on rank.integer64.
prank returns a numeric vector of the same length as x.
Jens Oehlschlägel <Jens.Oehlschlaegel@truecluster.com>
rank.integer64 for simple ranks and qtile for the inverse function quantiles.
x <- as.integer64(sample(c(rep(NA, 9), 1:9), 32, TRUE)) prank(x) x <- x[!is.na(x)] stopifnot(identical(x, unname(qtile(x, probs=prank(x)))))
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