matMaxs {lsei} | R Documentation |
Finds either row or column maximum values of a matrix.
matMaxs(x, dim = 1)
x |
numeric matrix. |
dim |
|
Matrix x
may contain Inf
or -Inf
, but not NA
or
NaN
.
Returns a numeric vector with row or column maximum values.
The function is very much the same as using apply(x, 1, max)
or
apply(x, 2, max)
, but faster.
Yong Wang <yongwang@auckland.ac.nz>
x = cbind(c(1:4,Inf), 5:1)
matMaxs(x)
matMaxs(x, 2)