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\babel@toc {british}{}
\contentsline {section}{\numberline {1}Introduction}{1}{section.1}% 
\contentsline {section}{\numberline {2}Theoretical motivation}{2}{section.2}% 
\contentsline {subsection}{\numberline {2.1}Standard model}{2}{subsection.2.1}% 
\contentsline {subsubsection}{\numberline {2.1.1}Shortcomings of the Standard Model}{4}{subsubsection.2.1.1}% 
\contentsline {subsection}{\numberline {2.2}Excited quark states}{4}{subsection.2.2}% 
\contentsline {subsubsection}{\numberline {2.2.1}Quantum Chromodynamic background}{5}{subsubsection.2.2.1}% 
\contentsline {section}{\numberline {3}Experimental Setup}{7}{section.3}% 
\contentsline {subsection}{\numberline {3.1}Large Hadron Collider}{7}{subsection.3.1}% 
\contentsline {subsection}{\numberline {3.2}Compact Muon Solenoid}{7}{subsection.3.2}% 
\contentsline {subsubsection}{\numberline {3.2.1}Coordinate conventions}{8}{subsubsection.3.2.1}% 
\contentsline {subsubsection}{\numberline {3.2.2}The tracking system}{9}{subsubsection.3.2.2}% 
\contentsline {subsubsection}{\numberline {3.2.3}The electromagnetic calorimeter}{9}{subsubsection.3.2.3}% 
\contentsline {subsubsection}{\numberline {3.2.4}The hadronic calorimeter}{9}{subsubsection.3.2.4}% 
\contentsline {subsubsection}{\numberline {3.2.5}The solenoid}{10}{subsubsection.3.2.5}% 
\contentsline {subsubsection}{\numberline {3.2.6}The muon system}{10}{subsubsection.3.2.6}% 
\contentsline {subsubsection}{\numberline {3.2.7}The Trigger system}{10}{subsubsection.3.2.7}% 
\contentsline {subsubsection}{\numberline {3.2.8}The Particle Flow algorithm}{10}{subsubsection.3.2.8}% 
\contentsline {subsection}{\numberline {3.3}Jet clustering}{10}{subsection.3.3}% 
\contentsline {section}{\numberline {4}Method of analysis}{12}{section.4}% 
\contentsline {subsection}{\numberline {4.1}Signal and Background modelling}{12}{subsection.4.1}% 
\contentsline {section}{\numberline {5}Preselection and data quality}{14}{section.5}% 
\contentsline {subsection}{\numberline {5.1}Preselection}{14}{subsection.5.1}% 
\contentsline {subsection}{\numberline {5.2}Data - Monte Carlo Comparison}{18}{subsection.5.2}% 
\contentsline {subsubsection}{\numberline {5.2.1}Sideband}{19}{subsubsection.5.2.1}% 
\contentsline {section}{\numberline {6}Jet substructure selection}{20}{section.6}% 
\contentsline {subsection}{\numberline {6.1}N-Subjettiness}{20}{subsection.6.1}% 
\contentsline {subsection}{\numberline {6.2}DeepAK8}{21}{subsection.6.2}% 
\contentsline {subsection}{\numberline {6.3}Optimization}{22}{subsection.6.3}% 
\contentsline {section}{\numberline {7}Signal extraction}{23}{section.7}% 
\contentsline {subsection}{\numberline {7.1}Uncertainties}{23}{subsection.7.1}% 
\contentsline {section}{\numberline {8}Results}{24}{section.8}% 
\contentsline {subsection}{\numberline {8.1}2016}{24}{subsection.8.1}% 
\contentsline {subsubsection}{\numberline {8.1.1}Previous research}{24}{subsubsection.8.1.1}% 
\contentsline {subsection}{\numberline {8.2}Combined dataset}{26}{subsection.8.2}% 
\contentsline {subsection}{\numberline {8.3}Comparison of taggers}{27}{subsection.8.3}% 
\contentsline {section}{\numberline {9}Summary}{29}{section.9}%