[Rivet] [Rivet-svn] r2095 - in trunk: data/plotinfo src/Analyses

Andy Buckley andy.buckley at ed.ac.uk
Wed Nov 25 18:29:23 GMT 2009


Hendrik Hoeth wrote:
> Thus spake Andy Buckley (andy.buckley at ed.ac.uk):
> 
>> This is exactly my view. I want to remove the fitting to data from all 
>> Rivet plots, including this one, not because I think that this is a 
>> particularly good place to look for the Z production cross-section but 
>> because of consistency:
> 
> Well, so go ahead and remove the NormalizeToIntegral and Scale options
> from the CDF_2000_S4155203.plot file.
> 
> Just for fun, this is what our users then will get:
> http://users.hepforge.org/~hoeth/tmp/CDF_2000_S4155203_d01-x01-y01.ps

I actually find it quite refreshing to be able to get this. And once 
again I don't think it's right to say that this is "what our users will 
get" --- it's what the first "raw" stage of Rivet will output.

The instructions will be very clear that for most comparisons an LO 
generator will require some normalisation or scaling to be directly 
comparable to the data... and the easiest route of pure, uncritical 
normalisation to the reference data should be trivially achievable.

My expectation is something like this:
   rivet-rescale mc-lo.aida mc-scaled.aida
(i.e. the ref data should be automatically found and no arguments needed 
to get the naive normalisation) I'm not sure of the actual status of 
this, but it's certainly something that would benefit from some testing 
and code contribution.

Andy

-- 
Dr Andy Buckley
SUPA Advanced Research Fellow
Particle Physics Experiment Group, University of Edinburgh


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