.computeEllipses {ChemoSpecUtils} | R Documentation |
Internal function. A utility function which when given a x,y
data set computes both classical
and robust confidence ellipses.
.computeEllipses(x, quan = 1/2, alpha = 0.025)
x |
As per |
quan |
As per |
alpha |
As per |
A list with the following elements (a simpler version of that in the
original function corr.plot
):
x.cls |
The x values for the classical ellipse. |
y.cls |
The y values for the classical ellipse. |
c |
The correlation value for the classical ellipse. |
x.rob |
The x values for the robust ellipse. |
y.rob |
The y values for the robust ellipse. |
r |
The correlation value for the robust ellipse. |
Bryan A. Hanson (DePauw University).
See function corr.plot
in package
mvoutlier on which this function is based.