powered by
rowSds
colSds
colSds(x)rowSds(x)
rowSds(x)
n
m
rowSds returns a numeric vector of length n.
rowMeans
colMeans
x <- matrix(rnorm(50), 10, 5) GMCM:::colSds(x) y <- matrix(rnorm(50), 10, 5) GMCM:::rowSds(y)
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