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[Rivet] Rivet plugin ALICE_2014_I1300380Holger Schulz holger.schulz at durham.ac.ukThu Jul 2 14:28:02 BST 2015
On 02/07/15 14:26, Enrico Fragiacomo wrote: > Hello Holger, > > in the data analysis, the final pT distributions are corrected with > the Montecarlo for the inefficiencies like those due to the kinetic > cuts on the daughter particles (and also for the acceptance,...). This > is described in Section 2.3 in the paper. This holds for those pT bins > where we are able to extract the signal. > > The fact that e.g. for the Sigma(1385) we do not have spectra points > below 0.7 GeV/c is in fact due to the large inefficiency at low pT > which makes impossible to extract the Sigma(1385) signal. In order to > measure the total yield (dN/dy) or the mean pT (<pT>), an > extrapolation of the spectrum to pT=0 is performed. This is described > in Section 3 of the paper. > > Does this answer your question? Hmm, not sure what to do then. So when you were unfolding, did the truth/hadron level definition have a pT cut or not? Thanks, Holger > Thank you. > Enrico > > > On 07/02/2015 02:56 PM, Holger Schulz wrote: >> Hi, >> >> we are about to release Rivet 2.3.0 and are currently going over the >> list of not >> yet included analyses. >> >> Looking at your analysis I do not quite understand the kinematic cuts >> applied at >> hadron level. In the publication there is a table "common cuts" that >> lists a pT >> cut of 0.15 GeV for all selected particles. >> >> Then in you final plots, the pT distributions appear to have a cut of >> pT>1 GeV. The plugin, however, does not have a pT cut whatsoever. >> >> Could you please clarify this? Otherwise I can only include your >> analysis >> marked as "UNVALIDATED" in the next release. >> >> Thanks, >> Holger >
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