Enhancing Prompt Lepton Identification: Development and Optimization of the PLIT Tagger

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">     <html xmlns="http://www.w3.org/1999/xhtml" lang="es" xml:lang="es" xmlns:og="http://ogp.me/ns#" xmlns:fb="http://ogp.me/ns/fb#"> <head> <title>Enhancing Prompt Lepton Identification: Development and Optimization of the PLIT Tagger - CERN Document Server</title> <link href='https://framework.web.cern.ch/framework/2.0/fonts/PTSansWeb/PTSansWeb.css' rel='stylesheet' type='text/css' /> <link rel="stylesheet" href="https://cds.cern.ch/img/invenio.css?v=20141127" type="text/css" /> <link rel="stylesheet" href="https://cds.cern.ch/img/cern_theme/css/cern_theme.css?v=20141127" type="text/css" /> <link rel="stylesheet"href="/css/font-awesome.min.css"> <meta http-equiv="X-UA-Compatible" content="IE=Edge"/> <link rel="stylesheet" href="https://cds.cern.ch/img/cern_toolbar/css/toolbar.css" type="text/css" />    <link rel="canonical" href="https://cds.cern.ch/record/2900440" /> <link rel="alternate" hreflang="el" href="https://cds.cern.ch/record/2900440?ln=el" /> <link rel="alternate" hreflang="fr" href="https://cds.cern.ch/record/2900440?ln=fr" /> <link rel="alternate" hreflang="bg" href="https://cds.cern.ch/record/2900440?ln=bg" /> <link rel="alternate" hreflang="zh-TW" href="https://cds.cern.ch/record/2900440?ln=zh_TW" /> <link rel="alternate" hreflang="pt" href="https://cds.cern.ch/record/2900440?ln=pt" /> <link rel="alternate" hreflang="no" href="https://cds.cern.ch/record/2900440?ln=no" /> <link rel="alternate" hreflang="hr" href="https://cds.cern.ch/record/2900440?ln=hr" /> <link rel="alternate" hreflang="ca" href="https://cds.cern.ch/record/2900440?ln=ca" /> <link rel="alternate" hreflang="de" href="https://cds.cern.ch/record/2900440?ln=de" /> <link rel="alternate" hreflang="it" href="https://cds.cern.ch/record/2900440?ln=it" /> <link rel="alternate" hreflang="zh-CN" href="https://cds.cern.ch/record/2900440?ln=zh_CN" /> <link rel="alternate" hreflang="sv" href="https://cds.cern.ch/record/2900440?ln=sv" /> <link rel="alternate" hreflang="sk" href="https://cds.cern.ch/record/2900440?ln=sk" /> <link rel="alternate" hreflang="en" href="https://cds.cern.ch/record/2900440?ln=en" /> <link rel="alternate" hreflang="pl" href="https://cds.cern.ch/record/2900440?ln=pl" /> <link rel="alternate" hreflang="ru" href="https://cds.cern.ch/record/2900440?ln=ru" /> <link rel="alternate" hreflang="ka" href="https://cds.cern.ch/record/2900440?ln=ka" /> <link rel="alternate" hreflang="ja" href="https://cds.cern.ch/record/2900440?ln=ja" /> <link rel="alternate" hreflang="es" href="https://cds.cern.ch/record/2900440?ln=es" /> <link rel="alternate" type="application/rss+xml" title="CERN Document Server RSS" href="/rss?ln=es" /> <link rel="search" type="application/opensearchdescription+xml" href="https://cds.cern.ch/opensearchdescription" title="CERN Document Server" /> <link rel="unapi-server" type="application/xml" title="unAPI" href="https://cds.cern.ch/unapi" /> <link rel="apple-touch-icon" href="/apple-touch-icon.png"/> <link rel="apple-touch-icon-precomposed" href="/apple-touch-icon-precomposed.png"/> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <meta http-equiv="Content-Language" content="es" /> <meta name="description" content="Within the ATLAS Experiment the Prompt Lepton Isolation Tagger (PLIT) served as an essential tool to distinguish between prompt muons originating from the decays of W and Z bosons and non-prompt muons generated in the semi-leptonic decays of b- and c-hadrons. Its central role was to effectively mitigate the presence of fake and non-prompt leptons in various multi-lepton final state analyses and had been extensively used in Run-2. The poster will present the ongoing efforts in developing and optimizing this tagger for Run-3 data analyses. Through the integration of new features and the exploration of novel machine learning algorithms, the tagger's discrimination power can be enhanced, allowing for more precise identification of prompt leptons originating from electroweak boson decays. Zhang, Zhuolin" /> <meta name="keywords" content="MUCOMBINED" /> <script type="text/javascript" src="https://cds.cern.ch/js/jquery.min.js"></script>  <link rel="stylesheet" href="https://cds.cern.ch/img/webnews.css" type="text/css" />  <script type="text/javascript" src="https://cds.cern.ch/js/webnews.js?v=20131009"></script> <meta property="fb:app_id" content="137353533001720"/> <script type="text/x-mathjax-config"> MathJax.Hub.Config({ tex2jax: {inlineMath: [['$','$']], processEscapes: true}, showProcessingMessages: false, messageStyle: "none" }); </script> <script src="/MathJax/MathJax.js?config=TeX-AMS_CHTML" type="text/javascript"> </script>  <meta content="Enhancing Prompt Lepton Identification: Development and Optimization of the PLIT Tagger" name="citation_title" /> <meta content="Zhang, Zhuolin" name="citation_author" /> <meta content="2024/06/11" name="citation_publication_date" /> <meta name="citation_online_date" content="2024/06/11"> <meta content="ATL-PHYS-SLIDE-2024-156" name="citation_technical_report_number" /> <meta content="ATL-COM-PHYS-2024-301" name="citation_technical_report_institution" /> <meta name="citation_pdf_url" content="https://cds.cern.ch/record/2900440/files/ATL-PHYS-SLIDE-2024-156.pdf" />  <meta content="Enhancing Prompt Lepton Identification: Development and Optimization of the PLIT Tagger" property="og:title" /> <meta content="website" property="og:type" /> <meta content="website" property="og:type" /> <meta content="https://cds.cern.ch/record/2900440" property="og:url" /> <meta content="CERN Document Server" property="og:site_name" /> <meta content="Within the ATLAS Experiment the Prompt Lepton Isolation Tagger (PLIT) served as an essential tool to distinguish between prompt muons originating from the decays of W and Z bosons and non-prompt muons generated in the semi-leptonic decays of b- and c-hadrons. Its central role was to effectively mitigate the presence of fake and non-prompt leptons in various multi-lepton final state analyses and had been extensively used in Run-2. The poster will present the ongoing efforts in developing and optimizing this tagger for Run-3 data analyses. Through the integration of new features and the exploration of novel machine learning algorithms, the tagger's discrimination power can be enhanced, allowing for more precise identification of prompt leptons originating from electroweak boson decays." property="og:description" />  <meta content="summary" name="twitter:card" /> <meta content="summary" name="twitter:card" /> <style></style> </head> <body class="ATLAS32Preprints search" lang="es">  <div id="cern-toolbar"> <h1><a href="http://cern.ch" title="CERN">CERN <span>Accelerating science</span></a></h1> <ul> <li class="cern-accountlinks"><a class="cern-account" href="https://cds.cern.ch/youraccount/login?ln=es&referer=https%3A//cds.cern.ch/record/2900440%3Fln%3Des" title="Sign in to your CERN account">Sign in</a></li> <li><a class="cern-directory" href="http://cern.ch/directory" title="Search CERN resources and browse the directory">Directory</a></li> </ul> </div>   <div role="banner" class="clearfix" id="header"> <div class="header-inner inner"> <hgroup class="clearfix"> <h2 id="site-name"> <a rel="home" title="Home" href="/"><span>CERN Document Server</span></a> </h2> <h3 id="site-slogan">Access articles, reports and multimedia content in HEP</h3> </hgroup> <div role="navigation" id="main-navigation" class="cdsmenu"> <h2 class="element-invisible">Main menu</h2><ul class="links inline clearfix"> <li class="menu-386 first active-trail"><a class="active-trail" href="https://cds.cern.ch/?ln=es">Buscar</a></li> <li class="menu-444 "><a class="" title="" href="https://cds.cern.ch/submit?ln=es">Enviar</a></li> <li class="menu-426 "><a class="" href="https://cds.cern.ch/help/?ln=es">Ayuda</a></li> <li class="leaf hassubcdsmenu"> <a hreflang="en" class="header" href="https://cds.cern.ch/youraccount/display?ln=es">Personalizar</a> <ul class="subsubcdsmenu"><li><a href="https://cds.cern.ch/youralerts/list?ln=es">Sus alertas</a></li><li><a href="https://cds.cern.ch/yourbaskets/display?ln=es">Sus cestas</a></li><li><a href="https://cds.cern.ch/yourcomments?ln=es">Your comments</a></li><li><a href="https://cds.cern.ch/youralerts/display?ln=es">Sus búsquedas</a></li></ul></li> </ul> </div> </div> </div>  <table class="navtrailbox"> <tr> <td class="navtrailboxbody"> <a href="/?ln=es" class="navtrail">Página principal</a> > <a href="/collection/CERN%20Experiments?ln=es" class="navtrail">CERN Experiments</a> > <a href="/collection/LHC%20Experiments?ln=es" class="navtrail">LHC Experiments</a> > <a href="/collection/ATLAS?ln=es" class="navtrail">ATLAS</a> > <a href="/collection/ATLAS%20Preprints?ln=es" class="navtrail">ATLAS Preprints</a> > Enhancing Prompt Lepton Identification: Development and Optimization of the PLIT Tagger </td> </tr> </table> </div> <div class="pagebody"><div class="pagebodystripemiddle"> <div class="detailedrecordbox"> <div class="detailedrecordtabs"> <div> <ul class="detailedrecordtabs"><li class="on first"><a href="/record/2900440/?ln=es">Información: </a></li><li class=""><a href="/record/2900440/comments?ln=es">Discusión (0) </a></li><li class=""><a href="/record/2900440/files?ln=es">Ficheros </a></li></ul> <div id="tabsSpacer" style="clear:both;height:0px"> </div></div> </div> <div class="detailedrecordboxcontent"> <div class="top-left-folded"></div> <div class="top-right-folded"></div> <div class="inside">  <abbr class="unapi-id" title="2900440"></abbr> <style type="text/css">  </style> <table class="formatRecordTableFullWidth" > <tr> <td class="formatRecordHeader" style="background-image: url('https://cds.cern.ch/img/journals.jpg');" colspan="2">  ATLAS Slides </td> </tr> <tr><td class="formatRecordLabel"> Report number </td><td style="padding-left:5px;">ATL-PHYS-SLIDE-2024-156</td></tr> <tr><td class="formatRecordLabel"> Title </td><td style="padding-left:5px;"><b>Enhancing Prompt Lepton Identification: Development and Optimization of the PLIT Tagger</b></td></tr>  <tr><td class="formatRecordLabel"> <span style="white-space:nowrap;">Author(s)</span> </td><td style="padding-left:5px;"><a href="https://cds.cern.ch/search?f=author&p=Zhang%2C%20Zhuolin&ln=es">Zhang, Zhuolin</a> (Shandong University (CN))</td></tr> <tr><td class="formatRecordLabel"> Corporate <span style="white-space:nowrap;">author(s)</span> </td><td style="padding-left:5px;">The ATLAS collaboration</td></tr> <tr><td class="formatRecordLabel"> Collaboration </td><td style="padding-left:5px;">ATLAS Collaboration</td></tr> <tr><td class="formatRecordLabel"> Submitted to </td><td style="padding-left:5px;"><a href="https://cds.cern.ch/record/2897247">12th Edition of the Large Hadron Collider Physics Conference (LHCP2024)</a>, Boston, United States, 3 - 7 Jun 2024, pp.ATL-PHYS-SLIDE-2024-156</td></tr> <tr><td class="formatRecordLabel"> Submitted by </td><td style="padding-left:5px;"><a href="mailto:zhuolin.zhang@cern.ch">zhuolin.zhang@cern.ch</a> on 11 Jun 2024</td></tr> <tr><td class="formatRecordLabel"> Subject category </td><td style="padding-left:5px;">Particle Physics - Experiment</td></tr> <tr><td class="formatRecordLabel"> Accelerator/Facility, Experiment </td><td style="padding-left:5px;"><a href="https://cds.cern.ch/search?p=CERN%20LHC&f=693__a">CERN LHC</a> ; <a href="https://cds.cern.ch/search?p=ATLAS&f=693__e">ATLAS</a></td></tr> <tr><td class="formatRecordLabel"> Free keywords </td><td style="padding-left:5px;"><a href="https://cds.cern.ch/search?f=keyword&p=MUCOMBINED&ln=es">MUCOMBINED</a></td></tr> <tr><td class="formatRecordLabel"> Abstract </td><td style="padding-left:5px;">Within the ATLAS Experiment the Prompt Lepton Isolation Tagger (PLIT) served as an essential tool to distinguish between prompt muons originating from the decays of W and Z bosons and non-prompt muons generated in the semi-leptonic decays of b- and c-hadrons. Its central role was to effectively mitigate the presence of fake and non-prompt leptons in various multi-lepton final state analyses and had been extensively used in Run-2. The poster will present the ongoing efforts in developing and optimizing this tagger for Run-3 data analyses. Through the integration of new features and the exploration of novel machine learning algorithms, the tagger's discrimination power can be enhanced, allowing for more precise identification of prompt leptons originating from electroweak boson decays.</td></tr> </table> <br/> <br/><br/><div align="right"><div style="padding-bottom:2px;padding-top:30px;"><span class="moreinfo" style="margin-right:10px;"> <a href="" class="moreinfo">Volver a la búsqueda</a> </span></div></div> <div class="bottom-left-folded"><div class="recordlastmodifiedbox" style="position:relative;margin-left:1px"> Registro creado el 2024-06-11, última modificación el 2025-01-24</div></div> <div class="bottom-right-folded" style="text-align:right;padding-bottom:2px;"> <span class="moreinfo" style="margin-right:10px;"><a href="/search?ln=es&p=recid%3A2900440&rm=wrd" class="moreinfo">Registros similares</a></span></div> </div> </div> </div> <br/> <br /> <div class="detailedrecordminipanel"> <div class="top-left"></div><div class="top-right"></div> <div class="inside"> <div id="detailedrecordminipanelfile" style="width:33%;float:left;text-align:center;margin-top:0"> <div><small class="detailedRecordActions">Texto completo:</small> <br /><a href="/record/2900440/files/ATL-PHYS-SLIDE-2024-156.pdf"><img style="border:none" src="/img/file-icon-text-12x16.gif" alt="Descargar el texto completo"/>PDF</a><br /></div><small class="detailedRecordActions">Enlace externo:</small><br /><small><a href="https://cds.cern.ch/record/2898155"><img style="border:none" src="/img/file-icon-text-12x16.gif" alt="Descargar el texto completo"/>Original Communication (restricted to ATLAS)</a></small> </div> <div id="detailedrecordminipanelreview" style="width:30%;float:left;text-align:center"> </div> <div id="detailedrecordminipanelactions" style="width:36%;float:right;text-align:right;"> <ul class="detailedrecordactions"> <li><a href="/yourbaskets/add?ln=es&recid=2900440">Añadir a la cesta personal</a></li> <li>Exportar como <a style="text-decoration:underline;font-weight:normal" href="/record/2900440/export/hx?ln=es">BibTeX</a>, <a style="text-decoration:underline;font-weight:normal" href="/record/2900440/export/hm?ln=es">MARC</a>, <a style="text-decoration:underline;font-weight:normal" href="/record/2900440/export/xm?ln=es">MARCXML</a>, <a style="text-decoration:underline;font-weight:normal" href="/record/2900440/export/xd?ln=es">DC</a>, <a style="text-decoration:underline;font-weight:normal" href="/record/2900440/export/xe?ln=es">EndNote</a>,  <a style="text-decoration:underline;font-weight:normal" href="/record/2900440/export/xn?ln=es">NLM</a>, <a style="text-decoration:underline;font-weight:normal" href="/record/2900440/export/xw?ln=es">RefWorks</a> </li> </ul> <div style='padding-left: 13px;'>  <div id="bookmark"></div> <div id="bookmark_sciencewise"></div> <style type="text/css"> #bookmark_sciencewise, #bookmark {float: left;} #bookmark_sciencewise li {padding: 2px; width: 25px;} #bookmark_sciencewise ul, #bookmark ul {list-style-image: none;} </style> <script type="text/javascript" src="/js/jquery.bookmark.min.js"></script> <style type="text/css">@import "/css/jquery.bookmark.css";</style> <script type="text/javascript">// <![CDATA[ $.bookmark.addSite('sciencewise', 'ScienceWise.info', 'https://cds.cern.ch/img/sciencewise.png', 'en', 'bookmark', 'http://sciencewise.info/bookmarks/cds:2900440/add'); $('#bookmark_sciencewise').bookmark({sites: ['sciencewise']}); $('#bookmark').bookmark({ sites: ['facebook', 'twitter', 'linkedin', 'google_plusone'], icons: '/img/bookmarks.png', url: 'https://cds.cern.ch/record/2900440', addEmail: true, title: "Enhancing Prompt Lepton Identification: Development and Optimization of the PLIT Tagger", description: "Within the ATLAS Experiment the Prompt Lepton Isolation Tagger (PLIT) served as an essential tool to distinguish between prompt muons originating from the decays of W and Z bosons and non-prompt muons generated in the semi-leptonic decays of b- and c-hadrons. Its central role was to effectively mitigate the presence of fake and non-prompt leptons in various multi-lepton final state analyses and had been extensively used in Run-2. The poster will present the ongoing efforts in developing and optimizing this tagger for Run-3 data analyses. 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Enhancing Prompt Lepton Identification: Development and Optimization of the PLIT Tagger - CERN Document Server