Re: Tspectrum and background estimation

Hi Rene and list,

   thank you very much for this indication. I've actually taken the CVS version, and the Background function is working well. Now i have to adapt it but it is working....

Best regards,
Marco

On 6/25/06, Rene Brun <Rene.Brun_at_cern.ch> wrote:
> Marco,
>
> The interface for TSpectrum::Background in the case of 1-d histograms is
> only implemented
> in the CVS version. See:
> http://root.cern.ch/root/htmldoc/TSpectrum.html#TSpectrum:Background
> An example is shown in the tutorials peaks.C
>
> If you do not want to move to the CVS version (our next release is
> planned for 11 July),
> you can use the other function TSpectrum::Background that accepts as
> input an array
> that can contain your histogram bin contents. See an example of use in
> the new Bacground function at
> http://root.cern.ch/root/htmldoc/src/TSpectrum.cxx.html#TSpectrum:Background
>
> Rene Brun
>
>
> Marco Calviani wrote:
> > Hi list,
> > i have a problem regarding the use of Tspectrum and background
> > determination. I'm currently using TSpectrum::Search in order to find
> > the peaks of a given spectrum; in addition to this i would like to
> > estimate the background of the latter with these instructions:
> >
> > TSpectrum *s = new TSpectrum();
> > int numberiteration=5;
> > const char *fondo = s->Background(h,numberiteration,"");
> >
> > However after a successfully compiling procedure, whenever i try to
> > launch the program, it exits with this error:
> >
> > Background function not yet implemented:
> >
> > How would it be possible to implement it? Is this different with
> > TSpectrum2? (please note that i'm using ROOT version 5.08/00)
> >
> > Regards,
> > Marco Calviani
>
>
Received on Sun Jun 25 2006 - 20:56:33 MEST