[R] Feature selection

Rajdeep Das das at cshl.edu
Tue Nov 2 19:35:28 CET 2004

Hi Edgar,
Thanks. "dprep" module works fine. However, I have one question. How does 
SFFS or SFS function know the class definition in the data?  Function call 
doesn't require to specify the column that identifies the class type (as 
shown inthe example). Can you eleborate on  this?
----- Original Message ----- 
From: "Edgar Acuna" <edgar at cs.uprm.edu>
To: "Rajdeep Das" <das at cshl.edu>
Cc: <r-help at stat.math.ethz.ch>
Sent: Monday, October 25, 2004 7:11 PM
Subject: Re: [R] Feature selection

> Raj,
> look at academic.uprm.edu/eacuna/softw.htm, I built a library of R
> functions for data preprocessing tasks including feature selection
> for supervised classification.
> Please send me your comments.
> Edgar
> On Mon, 25 Oct 2004, Rajdeep Das wrote:
>> Hello,
>> I want to do feature selection for classification purpose (using lda). 
>> Can someone point me to any R package or S-plus package for this? 
>> Something like SFS or SFFS method would be useful for me.
>> Thanks.
>> Raj
>> [[alternative HTML version deleted]]
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