Particle Flow Calorimetry and ILC Detector Design - Center for High ...
Particle Flow Calorimetry and ILC Detector Design - Center for High ...
Particle Flow Calorimetry and ILC Detector Design - Center for High ...
You also want an ePaper? Increase the reach of your titles
YUMPU automatically turns print PDFs into web optimized ePapers that Google loves.
CCAST-Tsinghua School, 26/4/2009 Mark Thomson 19P<strong>and</strong>oraPFA Overview ECAL/HCAL reconstruction <strong>and</strong> PFA per<strong>for</strong>med in asingle algorithm Fairly generic algorithm• applicable to multiple detector concepts Use tracking in<strong>for</strong>mation to help ECAL/HCAL clustering This is a sophisticated algorithm : 10 4 lines of codeEight Main Stages:i. Track classification/extrapolationii. Loose clustering in ECAL <strong>and</strong> HCALiii. Topological linking of clearly associated clustersiv. Courser grouping of clustersv. Iterative reclusteringvi. Photon Identification/Recoveryvii. Fragment removalviii. Formation of final <strong>Particle</strong> <strong>Flow</strong> Objects(reconstructed particles)
Change language