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Applying a function on each columns of a matrix

A example:

set.seed(123)
m <- matrix(rnorm(12), 3)
myParam <- rowMeans(m)
sweep(m, 1, myParam, FUN = "-")

This subtracts the myParam value in each column.
On Fri, Jan 29, 2010 at 6:59 PM, anna <lippelanna24 at hotmail.com> wrote: