rowSds {matrixStats} | R Documentation |
Standard deviation estimates for each row (column) in a matrix.
rowSds(x, ...) colSds(x, ...) rowMads(x, centers=NULL, constant=1.4826, ...) colMads(x, ...)
x |
A numeric NxK matrix . |
centers |
A optional numeric vector of length N (K) with centers.
If NULL , they are calculated using rowMedians (). |
constant |
A scale factor. See mad for details. |
... |
Additional arguments passed to rowVars () and
rowMedians (), respectively. |
Returns a numeric
vector
of length N (K).
Henrik Bengtsson (http://www.braju.com/R/)
sd
, mad
and var
.
rowQuantiles
().