[Rivet] Merging of nparton samples

[Andy Buckley]

Quick comment, since I'm teaching: you can give weights to each file for
merging on the yodamerge command line. Does that solve your problem, if
you use the xsecs, or something proportional to them, as the merging
weights?

Andy


On 13/11/14 12:56, Chris Pollard wrote:
> Hi Dominic,
> 
>     Yes and no. I need to weight the different histograms during the
>     merging.
>     What I have are for example 5 samples:
>     tt+0p   9.97 pb
>     tt+1p  10.83 pb
>     tt+2p   7.72 pb
>     tt+3p   3.95 pb
>     tt+4+p  2.58 pb
>     Now these 5 subsampels need to be merged to one common sample, with
>     their given xs.
> 
> 
> Right, but if you normalize each histogram to the appropriate xs in
> finalize(), this shouldn't be a problem. Is this not what you're doing?
> 
> Chris
> 
> 
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-- 
Dr Andy Buckley, Royal Society University Research Fellow
Particle Physics Expt Group, University of Glasgow / PH Dept, CERN