Re: [R] Regularized Discriminant Analysis scores, anyone?

2013-06-03 Thread Uwe Ligges
On 02.06.2013 17:57, Matthew Fagan wrote: Thank you Dr. Ligges, i very much appreciate the quick reply. i wondered if that was the case, based on the math as I (poorly) understood it. However i remain confused. page 107 from the rrcov package PDF makes me think I can derive LDA-style

Re: [R] Regularized Discriminant Analysis scores, anyone?

2013-06-02 Thread Uwe Ligges
On 02.06.2013 05:01, Matthew Fagan wrote: Hi all, I am attempting to do Regularized Discriminant Analysis (RDA) on a large dataset, and I want to extract the RDA discriminant score matrix. But the predict function in the klaR package, unlike the predict function for LDA in the MASS package,

Re: [R] Regularized Discriminant Analysis scores, anyone?

2013-06-02 Thread Matthew Fagan
Thank you Dr. Ligges, i very much appreciate the quick reply. i wondered if that was the case, based on the math as I (poorly) understood it. However i remain confused. page 107 from the rrcov package PDF makes me think I can derive LDA-style discriminant scores for a QDA: library(rrcov)

[R] Regularized Discriminant Analysis scores, anyone?

2013-06-01 Thread Matthew Fagan
Hi all, I am attempting to do Regularized Discriminant Analysis (RDA) on a large dataset, and I want to extract the RDA discriminant score matrix. But the predict function in the klaR package, unlike the predict function for LDA in the MASS package, doesn't seem to give me an option to