Method to compute confidence ellipses for coordinates in correspondence regression.
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object |
The output of a call to |
parm |
The parameter for which to compute the confidence ellipses. Can be either |
axes |
The axes for which to compute the confidence ellipses: a vector of two values. Defaults to the first two axes. |
cl |
The confidence level for the confidence ellipses. Defaults to |
np |
The number of points to represent the confidence ellipses. Defaults to |
... |
Further arguments passed to or from other methods. |
cell
(of a corregp
output) makes use of ellipse
from the package ellipse.
Typically, cell
is not so much used directly as it is called by a plot.corregp
command.
A list containing np
points for each confidence ellipse of interest.
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