data.Ell3d | R Documentation |
Plots a data ellipse in 3D for the current data
data.Ell3d(...)
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Georges Monette
Ell3d
, ~~~
##---- Should be DIRECTLY executable !! ----
##-- ==> Define data, use random,
##-- or do help(data=index) for the standard data sets.
## The function is currently defined as
function( ... ) {
#
# NEEDS WORK:
# should work like 'ellipsoid = TRUE' when called with no arguments
#
a <- args3d(...)
xyz <- a$x
oargs <- a[-1]
center <- apply( xyz, 2, mean, na.rm = T)
shape <- var( xyz, na.rm = T, use = "complete")
do.call( Ell3d, c( center= center, shape = shape, oargs))
}
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