Re: Histogram with negative bin content

From: Arthur E. Snyder <snyder_at_slac.stanford.edu>
Date: Tue, 5 Sep 2006 10:58:19 -0700 (PDT)


h->GetBinContents(i) <<< to check if it's negative h->SetBinContents(i,0) <<<< to set it to zero

But are you sure you want to distort result like this? Negative bin content can be perfectly sensible information when you subtract histograms.

-Art S.

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On Tue, 5 Sep 2006, Marco Calviani wrote:

> Hello rooters,
> i have a problem with a histogram: i've subtracted one histogram
> from the other and put the result into another one. However the
> content of some bins is negative. Is it possible in a simple way to
> set to zero the content of negative bins?
>
> Thanks in advance,
> Marco Calviani
>
>
Received on Tue Sep 05 2006 - 19:58:28 MEST

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