[R] Savitzky-Golay Derivative and Smoothing

[Liaw, Andy]

If I'm not mistaken, that's sort of local polynomial with even degree and
fixed bandwidth (based on my own interpretation of description in Numerical
Recipes).  You can do that with functions in the KernSmooth package.

HTH,
Andy

> -----Original Message-----
> From: wolf at micro-biolytics.com [mailto:wolf at micro-biolytics.com]
> Sent: Friday, March 21, 2003 1:43 PM
> To: R-help at lists.R-project.org
> Subject: [R] Savitzky-Golay Derivative and Smoothing
> 
> 
> Hello,
> 
> Is there any libary with the algorithms of the Savitzky-Golay 
> Derivative
> and Smoothing. I found the calculation on the web site
> "www.galactic.com/algorithms/" but I'm to new in R so I cant 
> programm it in
> R.
> Can someone help me?
> 
> Thanx
> Andreas
> 
> micro-biolytics GmbH
> Andreas Wolf
> 
> Georges-Köhler-Allee 102
> D - 79110 Freiburg
> Fon: +49-761-2037524
> Fax: +49-761-2037522
> 
> eMail: wolf at micro-biolytics.com
> Web:   http://www.micro-biolytics.com
> 
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