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Compact Muon Solenoid
LHC, CERN

CMS-PAS-JME-13-005
Pileup Jet Identification
Abstract: High pileup in LHC collisions can increase incidence of jets by several large factors. To reduce the incidence of jets from pileup and to preserve the rate of good jets, a jet identification based on both vertex information and jet shape information has been developed. The construction of this jet identifier is described and the performances are evaluated using both Z+jets MC simulated samples and Z+jets data collected in the 2012 $\sqrt{s}=8$ TeV run. The effectiveness of this jet identifier is discussed in the context of jet vetoes and vector boson fusion production.
CMS Publications
Compact Muon Solenoid
LHC, CERN