[Rivet] Rivet plugin ALICE_2014_I1300380

Holger Schulz holger.schulz at durham.ac.uk
Thu Jul 2 15:05:11 BST 2015


On 02/07/15 15:03, Enrico Fragiacomo wrote:
> When we calculate the efficiency correction, we do the following in 
> the MC:
>
> - we generate a number N_genMC of Sigma(1385);
> - the daughter particles (Lambda's and pions) are fed to GEANT3 which 
> simulates the response of the detector (including losses due to 
> inefficiencies, acceptance, ...);
> - simulated data are analyzed as real data (including applying kinetic 
> cuts to daughter and grand-daughter particles);
> - at the end, we count the number N_recMC of reconstructed Sigma(1385).
>
> The correction factor to be used with real data is N_genMC /N_recMC. 
> This is done for every pT-interval.
>
> So, the final yields are corrected for the kinetic cuts on the 
> daughter particles and can be directly compared (for 0.7<pT<6.0 GeV/c) 
> to a model without kinetic cuts.
>
> Regards,
> Enrico
>
>
Excellent! Thanks a lot for the clarification and the nicely written plugin.

Cheers,
Holger



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