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Measurements of the b-tag performance from data in CMS

Several algorithms are proposed to measure the b-tagging performance from data in CMS. These algorithms can be applied already in a start-up scenario with uncertainties on the estimated b-tag efficiency around 15\% for 10 pb$^{-1}$ of data. With about 1000 pb$^{-1}$ of data these uncertainties can b...

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Autor principal: Maes, Joris
Lenguaje:eng
Publicado: 2008
Materias:
Acceso en línea:http://cds.cern.ch/record/1134616
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author Maes, Joris
author_facet Maes, Joris
author_sort Maes, Joris
collection CERN
description Several algorithms are proposed to measure the b-tagging performance from data in CMS. These algorithms can be applied already in a start-up scenario with uncertainties on the estimated b-tag efficiency around 15\% for 10 pb$^{-1}$ of data. With about 1000 pb$^{-1}$ of data these uncertainties can be reduced to about 5\% depending on our understanding of the detector performance and the physics in proton collisions at 14 TeV.
id cern-1134616
institution Organización Europea para la Investigación Nuclear
language eng
publishDate 2008
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spelling cern-11346162019-09-30T06:29:59Zhttp://cds.cern.ch/record/1134616engMaes, JorisMeasurements of the b-tag performance from data in CMSDetectors and Experimental TechniquesSeveral algorithms are proposed to measure the b-tagging performance from data in CMS. These algorithms can be applied already in a start-up scenario with uncertainties on the estimated b-tag efficiency around 15\% for 10 pb$^{-1}$ of data. With about 1000 pb$^{-1}$ of data these uncertainties can be reduced to about 5\% depending on our understanding of the detector performance and the physics in proton collisions at 14 TeV.CMS-CR-2008-059oai:cds.cern.ch:11346162008-08-11
spellingShingle Detectors and Experimental Techniques
Maes, Joris
Measurements of the b-tag performance from data in CMS
title Measurements of the b-tag performance from data in CMS
title_full Measurements of the b-tag performance from data in CMS
title_fullStr Measurements of the b-tag performance from data in CMS
title_full_unstemmed Measurements of the b-tag performance from data in CMS
title_short Measurements of the b-tag performance from data in CMS
title_sort measurements of the b-tag performance from data in cms
topic Detectors and Experimental Techniques
url http://cds.cern.ch/record/1134616
work_keys_str_mv AT maesjoris measurementsofthebtagperformancefromdataincms