--- a
+++ b/man/unscale.Rd
@@ -0,0 +1,34 @@
+% Generated by roxygen2: do not edit by hand
+% Please edit documentation in R/unscale.R
+\name{unscale}
+\alias{unscale}
+\title{Unscales a scaled data.frame}
+\usage{
+unscale(x)
+}
+\arguments{
+\item{x}{A numeric matrix.}
+}
+\value{
+Return a matrix, uncenterd and unscaled. Attributes "scaled:center" and
+"scaled:scale" are removed.
+}
+\description{
+\code{unscale} is a generic function that unscale and/or uncenter the columns
+of a matrix generated by the scale base function
+}
+\details{
+\code{unscale} uses attributes added by the scale function "scaled:scale" and
+"scaled:center" and use these scaling factor to retrieve the initial matrix.
+It first unscales and then uncenters.
+}
+\examples{
+X <- matrix(1:9, ncol = 3)
+X.scale <- scale(X, center = TRUE, scale = TRUE)
+X.unscale <- unscale(X.scale)
+all(X == X.unscale)
+
+}
+\seealso{
+\code{\link[base]{scale}}
+}