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Pileup Identification for HLT Jets in Run II

Pile up jet identification\cite{CMS-PAS-JME-13-005} is an important procedure for data analysis and physics phenomena observation. For LHC Run2, this work is trying to be implemented on the trigger and done online mostly. By utilizing the internal properties' differences of prompt jet and pileu...

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Autor principal: Si, Weinan
Lenguaje:eng
Publicado: 2014
Materias:
Acceso en línea:http://cds.cern.ch/record/1751414
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author Si, Weinan
author_facet Si, Weinan
author_sort Si, Weinan
collection CERN
description Pile up jet identification\cite{CMS-PAS-JME-13-005} is an important procedure for data analysis and physics phenomena observation. For LHC Run2, this work is trying to be implemented on the trigger and done online mostly. By utilizing the internal properties' differences of prompt jet and pileup jet, we get a preliminary result which seems to be promising: around 53\% background rejection rate with 90\% signal efficiency. In addition, methods to mitigate pileup jet dependence are studied and explored.
id cern-1751414
institution Organización Europea para la Investigación Nuclear
language eng
publishDate 2014
record_format invenio
spelling cern-17514142019-09-30T06:29:59Zhttp://cds.cern.ch/record/1751414engSi, WeinanPileup Identification for HLT Jets in Run IIParticle Physics - ExperimentPile up jet identification\cite{CMS-PAS-JME-13-005} is an important procedure for data analysis and physics phenomena observation. For LHC Run2, this work is trying to be implemented on the trigger and done online mostly. By utilizing the internal properties' differences of prompt jet and pileup jet, we get a preliminary result which seems to be promising: around 53\% background rejection rate with 90\% signal efficiency. In addition, methods to mitigate pileup jet dependence are studied and explored.CERN-STUDENTS-Note-2014-090oai:cds.cern.ch:17514142014-08-22
spellingShingle Particle Physics - Experiment
Si, Weinan
Pileup Identification for HLT Jets in Run II
title Pileup Identification for HLT Jets in Run II
title_full Pileup Identification for HLT Jets in Run II
title_fullStr Pileup Identification for HLT Jets in Run II
title_full_unstemmed Pileup Identification for HLT Jets in Run II
title_short Pileup Identification for HLT Jets in Run II
title_sort pileup identification for hlt jets in run ii
topic Particle Physics - Experiment
url http://cds.cern.ch/record/1751414
work_keys_str_mv AT siweinan pileupidentificationforhltjetsinrunii