% This program can be redistributed and/or modified under the terms % of the GNU Public License, version 3. % % Seth Brown, Ph.D. % sethbrown@drbunsen.org % % Compiled with XeLaTeX % Dependencies: % Fontin Sans font (http://www.exljbris.com/fontinsans.html) % \documentclass{beamer} \usepackage{pgf} \usepackage{times} \usepackage[T1]{fontenc} %\usepackage[mathscr]{eucal} %\usepackage{mathptmx} %\usepackage{mathrsfs} \usepackage{hyperref} % \usepackage{pgfpagfes} % \setbeameroption{show notes on second screen} %\pgfpagesuselayout{4 on 1}[a4paper,border shrink=5mm,landscape] \usepackage{xcolor} %\usepackage[dvipsnames]{xcolor} %\usepackage{amsfonts} %\usepackage{amsmath} % \usepackage[amssymb]{SIunits} %\usepackage{natbib} %\usepackage{amssymb} \usepackage{hepparticles} \usepackage{hepnicenames} \usepackage{hepunits} \usepackage{tikz} \usepackage[polish]{babel} %\usepackage{lmodern} \usepackage{feynmp} % suppress navigation bar \beamertemplatenavigationsymbolsempty \usepackage[mathscr]{eucal} \usepackage{mathrsfs} \mode<presentation> { \usetheme{bunsen} \setbeamercovered{transparent} \setbeamertemplate{items}[circle] } % set fonts \usepackage{amsfonts} \usepackage{amsmath} \usepackage{verbatim} \usepackage{eepic} \usetikzlibrary{arrows} \usetikzlibrary{shapes} %\usepackage{gfsartemisia-euler} %\usepackage[T1]{fontenc} \setbeamerfont{frametitle}{size=\LARGE,series=\bfseries} \tikzstyle{decision} = [diamond, draw, fill=gray!20, text width=4.5em, text badly centered, node distance=3cm, inner sep=0pt] \tikzstyle{block} = [rectangle, draw, fill=blue!10, text width=5em, text centered, rounded corners, minimum height=2em] \tikzstyle{line} = [draw, -latex'] \tikzstyle{cloud} = [draw, ellipse,fill=red!10, node distance=3cm, minimum height=2em] \tikzstyle{every picture}+=[remember picture] \renewcommand{\PKs}{{\HepParticle{K}{S}{}\xspace}} % color definitions \usepackage{color} \definecolor{uipoppy}{RGB}{225, 64, 5} \definecolor{uipaleblue}{RGB}{96,123,139} \definecolor{uiblack}{RGB}{0, 0, 0} % see the macros.tex file for definitions \include{macros} % title slide definition \title{Updates on $\eta$ treatment in $\tau \to \mu \mu \mu$} \author{Marcin Chrz\k{a}szcz} \institute[Institute of Nuclear Physics] { Institute of Nuclear Physics, \newline Polish Academy of Science } \date{\today} %-------------------------------------------------------------------- % Introduction %-------------------------------------------------------------------- \begin{document} \setbeamertemplate{background} {\includegraphics[width=\paperwidth,height=\paperheight]{frontpage_bg_mine}} \setbeamertemplate{footline}[default] \begin{frame} \vspace{2cm} \begin{columns} \column{2.75in} \titlepage \vspace{10cm} \column{2.0in} \end{columns} \end{frame} \section[Outline]{} \begin{frame} \tableofcontents \end{frame} %------------------------------------------------------------------- % Section 1 %------------------------------------------------------------------- % % Set the background for the rest of the slides. % Insert infoline \setbeamertemplate{background} {\includegraphics[width=\paperwidth,height=\paperheight]{slide_bg}} \setbeamertemplate{footline}[bunsentheme] \section{Limit studies} \subsection{Present status} \begin{frame}\frametitle{Where are we?} \vspace{1.1cm} \begin{columns} \column{2.0in} \begin{itemize} \item $5 \times 5$ bins in PID and GEO. \item $4 \times 4$ have meaning according to binning optimisation. \item ''Trash bins'' are rejected in the binning optimisation procedure. \item ''Trash bins'' have unfortunately SM background. \end{itemize} \column{3.0in} \includegraphics[scale=0.26]{pic/pid_-1_-0p25geo0p55_0p75.png} \end{columns} \begin{exampleblock}{To be, or not to be: that is the question.} { Do we really need the trash bin and what is the impact on the limit? } \end{exampleblock} \textref{M.Chrz\k{a}szcz 2012} \end{frame} %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%55 \subsection{Throwing away garbage} \begin{frame}\frametitle{Throwing away garbage} \vspace{1.1cm} To fully evaluate the impact of trash bins on the limit: \begin{itemize} \item Kick off all trash bins. \item New $\alpha$ from Paul \item Calculate the limit again(with the same script!) with and without garbage. \end{itemize} Results: \begin{itemize} \item Expected limit with garbage: $8.18 \times 10^{-8}$. \item Expected limit w/o garbage: $8.21 \times 10^{-8}$. \end{itemize} \begin{exampleblock}{Conclusion} { Let's once and for always take out the garbage. } \end{exampleblock} \textref{M.Chrz\k{a}szcz 2012} \end{frame} \subsection{Problem!} \begin{frame}\frametitle{Problem} \vspace{1.1cm} Unfortunately even tho the expected limit doesn't change: \begin{columns}\column{2.5in} \includegraphics[scale=0.26]{pic/trash_banana.png} Observed limit: $6.33 \times 10^{-8}$ \column{2.5in} \includegraphics[scale=0.26]{pic/no_trash_banana.png} Observed limit: $7.89 \times 10^{-8}$ \end{columns} \textref{M.Chrz\k{a}szcz 2012} \end{frame} %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% \section{Getting ride of $\eta$ } \subsection{$\eta$ contamination } \begin{frame}\frametitle{$\eta$ contamination} \vspace{0.5cm} In the note you can find the updated table with eta contribution in each bin. \newline The only change was that I changed R form $R=0.1748$ to $R=0.1798$. The discrepancy remains between me and Marta. \begin{tiny} \begin{columns} \column{2.5in} \begin{tabular}{|c|c|c|c|} \hline \textbf{PID} & \textbf{GEO} & \textbf{Marta} & \textbf{Me} \\\hline \\\hline $ -1.1, -0.25$ & $ -1.1, 0.05$ & $ 36.63 $ & $ 58.4975$ \\\hline $ -1.1, -0.25$ & $ 0.05, 0.35$ & $ 21.38 $ & $ 27.776$ \\\hline $ -1.1, -0.25$ & $ 0.35, 0.55$ & $ 18.58 $ & $ 21.8781$ \\\hline $ -1.1, -0.25$ & $ 0.55, 0.75$ & $ 14.05. $ & $ 14.0586$ \\\hline $ -1.1, -0.25$ & $ 0.75, 1.00001$ & $ 0$ & $ 0$ \\\hline $ -0.25, -0.125$ & $ -1.1, 0.05$ & $ 35.24$ & $ 35.557$ \\\hline $ -0.25, -0.125$ & $ 0.05, 0.35$ & $ 32.92$ & $ 33.1856$ \\\hline $ -0.25, -0.125$ & $ 0.35, 0.55$ & $ 44.97$ & $ 45.4749$ \\\hline $ -0.25, -0.125$ & $ 0.55, 0.75$ & $ 11.77$ & $ 11.7761$ \\\hline $ -0.25, -0.125$ & $ 0.75, 1.00001$ & $ 2.12$ & $ 2.11926$ \\\hline $ -0.125, -0.025$ & $ -1.1, 0.05$ & $ 60.09$ & $ 60.3985$ \\\hline $ -0.125, -0.025$ & $ 0.05, 0.35$ & $ 83.36$ & $ 85.07$ \\\hline $ -0.125, -0.025$ & $ 0.35, 0.55$ & $ 75.04 $ & $ 75.0836$ \\\hline $ -0.125, -0.025$ & $ 0.55, 0.75$ & $ 35.01 $ & $ 35.2021$ \\\hline $ -0.125, -0.025$ & $ 0.75, 1.00001$ & $ 5.61 $ & $ 5.61795$ \\\hline $ -0.025, 0.05$ & $ -1.1, 0.05$ & $ 35.39 $ & $ 35.7631$ \\\hline $ -0.025, 0.05$ & $ 0.05, 0.35$ & $ 58.80$ & $ 59.245$ \\\hline $ -0.025, 0.05$ & $ 0.35, 0.55$ & $ 45.13 $ & $ 45.155$ \\\hline \hline \end{tabular} \column{2.5in} \begin{tabular}{|c|c|c|c|} \hline \textbf{PID} & \textbf{GEO} & \textbf{Marta} & \textbf{Me} \\\hline $ -0.025, 0.05$ & $ 0.55, 0.75$ & $ 44.68$ & $ 44.9531$ \\\hline $ -0.025, 0.05$ & $ 0.75, 1.00001$ & $ 3.98$ & $ 3.98138$ \\\hline $ 0.05, 1$ & $ -1.1, 0.05$ & $ 10.65$ & $ 10.6573$ \\\hline $ 0.05, 1$ & $ 0.05, 0.35$ & $ 15.58$ & $ 15.5424$ \\\hline $ 0.05, 1$ & $ 0.35, 0.55$ & $ 14.88$ & $ 14.888$ \\\hline $ 0.05, 1$ & $ 0.55, 0.75$ & $ 13.48$ & $ 13.5751$ \\\hline $ 0.05, 1$ & $ 0.75, 1.00001$ & $ 0.805$ & $ 0.80517$\\\hline \hline \end{tabular} Comments: \begin{itemize} \item Marta's ''low'' bins have always less events. ''High'' bins are ok. \item Maybe one file is missing? \item My script(plug and play): \newline \href{http://nz11-agh1.ifj.edu.pl/public_users/mchrzaszcz/tau23mu/Per_Marta/}{CLIC}. \item I think in the end this will not matter(next slides). \end{itemize} \end{columns} \end{tiny} \textref{M.Chrz\k{a}szcz 2012} \end{frame} \subsection{Dalitz} \begin{frame}\frametitle{Dalitz} \vspace{1.1cm} \begin{Large} EVERYWHERE I APPLIED STANDARD VETOES AND CUTS \end{Large} \newline Let's look into Dalitz plots of $\eta$ and signal MC. \begin{columns}\column{2.5in} \includegraphics[scale=0.12]{pic/ds_all_bins.png} \newline $ D_{s} \to \eta \mu \nu$ \column{2.5in} \includegraphics[scale=0.12]{pic/mc_tau_allbins.png} \newline $ \tau \to \mu \mu \mu$ \end{columns} Looks like this can be used. But here comes a problem: How to evaluate the cut? \textref{M.Chrz\k{a}szcz 2012} \end{frame} \begin{frame}\frametitle{Data after stripping} \vspace{1.1cm} \begin{columns}\column{2.5in} \includegraphics[scale=0.12]{pic/mc_tau_allbins.png} \newline $ \tau \to \mu \mu \mu$ \column{2.5in} \includegraphics[scale=0.12]{pic/str_all.png} \newline Stripping data. \end{columns} \textref{M.Chrz\k{a}szcz 2012} \end{frame} \begin{frame}\frametitle{\begin{normalsize}''Learn from yesterday, live for today, hope for tomorrow'', A.Einstein \end{normalsize}} \vspace{1.1cm} The Dalitz may be different in different mass windows: \begin{columns}\column{2.5in} \includegraphics[scale=0.12]{pic/mc_tau_allbins.png} \newline $ \tau \to \mu \mu \mu$ \column{2.5in} \includegraphics[scale=0.12]{pic/str_signal_window.png} \newline Stripping data in signal window. \end{columns} Looks promising. But this is sample that has ''potentially'' signal. Where to get a calibration sample? \textref{M.Chrz\k{a}szcz 2012} \end{frame} \subsection{Calibration sample} \begin{frame}\frametitle{Calibration sample} \vspace{1.1cm} We have unused space =) \center \includegraphics[scale=0.3]{pic/windows.png} \textref{M.Chrz\k{a}szcz 2012} \end{frame} \begin{frame}\frametitle{Calibration sample} Study to determine how big can we have the calibration sample: \begin{itemize} \item Changing the size \textcolor{purple}{purple} of the purple mass windows. \item Fit (simple exponent this time) and calculate the new PDF. \item Calculate the limit expected limit(no systematics). \end{itemize} Results: Changing the window from $\pm 15 to \pm50$ changes makes the limit fluctuate by: $\pm0.05$. Conclusion: We can use this data =) \textref{M.Chrz\k{a}szcz 2012} \end{frame} %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%5 \begin{frame}\frametitle{Calibration sample vs signal window} \begin{columns}\column{2.5in} \includegraphics[scale=0.11]{pic/dalitz_control_left_side.png} \newline Mass: $(M_{\tau}-40, M_{\tau}-20)$ \column{2.5in} \includegraphics[scale=0.25]{pic/dalitz_control_right_side.png} \newline Mass: $(M_{\tau}+20, M_{\tau}+40)$ \end{columns} To be compared with: \includegraphics[scale=0.08]{pic/str_signal_window.png} Looks good =) \textref{M.Chrz\k{a}szcz 2012} \end{frame} %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% \subsection{Tricks and tips} \begin{frame}\frametitle{Tricks and tips} \vspace{1.1cm} Are we really interested in removing $\eta$ in all bins? As a rule of thumb I choosd the bins in which we have expected $\eta$ more than $10\%$ of all events. You will end up with bins: \center \includegraphics[scale=0.3]{pic/good_bins.png} From now this bins I will call ''high bins'' \textref{M.Chrz\k{a}szcz 2012} \end{frame} \subsection{TMVA for $\eta$} \begin{frame}\frametitle{TMVAing} \vspace{1.1cm} Using data in high bins train MLP: \center \includegraphics[scale=0.3]{pic/roc.png} Very efficient! \textref{M.Chrz\k{a}szcz 2012} \end{frame} \begin{frame}\frametitle{TMVAing} \vspace{1.1cm} \begin{columns}\column{2.5in} \includegraphics[scale=0.25]{pic/MPL_ds_good_bins.png} \newline \center $D_{s}$ \column{2.5in} \includegraphics[scale=0.25]{pic/MLP_tau_good_bins.png} \newline \center $\tau$ \end{columns} Looks promising =) \textref{M.Chrz\k{a}szcz 2012} \end{frame} \begin{frame}\frametitle{Cut} \vspace{1.1cm} A good cut is found to be: $0.92$. Removes $90\%$ of $\eta$ To Do: \begin{itemize} \item calculate eff from calibration sample \item calculate $\alpha$ and new limit \item pray that it will be better \end{itemize} \textref{M.Chrz\k{a}szcz 2012} \end{frame} \end{document}