What is the dimension of your data. i.e. how many observations and how many variables 
do you have?

-----Original Message-----
From: Till Baumgaertel [mailto:[EMAIL PROTECTED] 
Sent: Monday, February 24, 2003 9:41 AM
To: [EMAIL PROTECTED]
Subject: [R] Mass: lda and collinear variables


hello list,

when I use method lda of the MASS package I experience a warning: variables are 
collinear in: lda.default(data[train, ], classes[train])

Is there an easy way to recover from this issue within the MASS package? Or how can I 
tell how severe this issue is at all?

I understand that I shouldn't use lda at all with collinear data and should use 
"quadratische" (squared?) discr. analysis (by Welch) instead. Or is this wrong? Could 
I do this in R? 

Thanks four your help,
Till Baumgärtel





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