[R] Help with implementing Whittaker-Henderson graduation for raw-data

Berend Hasselman bhh at xs4all.nl
Thu Feb 2 19:08:16 CET 2017


Why don't you just try the function whittaker from the pracma R package?
There is an example which should be adequate for finding out what to do.

Berend Hasselman

> On 2 Feb 2017, at 03:44, Percival Bueser <percival_bueser at cocolife.com> wrote:
> 
> Good day everyone!
> 
> I would appreciate if anyone can help me regarding the following: I would
> like to implement the Whittaker-Henderson smoothing to the raw data on the
> attached .txt file, based on the description on this link:
> 
> https://artax.karlin.mff.cuni.cz/r-help/library/pracma/html/whittaker.html
> 
> On the attached .txt file, The x's are the independent variables and the y's
> are the dependent variables. The signal to be smoothed is y, lambda = 1600
> and d = 2.
> 
> Can anyone please send me a sample R script, or a link to an R script which
> I can adapt, where I can get both the (1) smoothed graph and the (2)
> smoothed values of y for each x given, and then import both the smoothed
> graph and the smoothed values of y to Microsoft Excel?
> 
> Thank you very much.
> 
> Regards,
> 
> Percy
> 
> 
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