rowSds {vsn} | R Documentation |
Row standard deviation of a numeric array
rowSds(x, ...)
x |
An array of two or more dimensions, containing numeric, complex, integer or logical values, or a numeric data frame. |
... |
Further arguments that get passed on to
rowMeans and rowSums . |
This a convenience function, the main work is done in
rowMeans
and rowSums
. See the function
definition, it is very simple.
A numeric or complex array of suitable size, or a vector if the result is one-dimensional. The `dimnames' (or `names' for a vector result) are taken from the original array.
Wolfgang Huber http://www.dkfz.de/abt0840/whuber
a = matrix(rnorm(1e4), nrow=10) rowSds(a)