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Re: st: RE: RE: Chemometrics functions

From (A.J. Rossini)
Subject   Re: st: RE: RE: Chemometrics functions
Date   Mon, 16 Dec 2002 10:55:31 -0800

>>>>> "nick" == Nick Cox <> writes:

    nick> James Hesford
    >> For partial least squares (PLS) I have used PLSGraph by 
    >> Wynne Chin of the University of Houston. The product is in 
    >> beta release and it appears to have fallen off his radar 
    >> screen. From what I know of Stata, it may be possible but  
    >> not really feasible.

    nick> I don't know this distinction means. 

    nick> There is no reason I can see why PLS 
    nick> would not be programmable in Stata. However, 
    nick> it is not clear that anyone has done it. 

I'll take the opposite tact - it is clear that it can be done in
Stata.  Most of the tools (matrix decompositions) exist.  Just do it


A.J. Rossini				Rsrch. Asst. Prof. of Biostatistics
U. of Washington Biostatistics	
FHCRC/SCHARP/HIV Vaccine Trials Net
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