presentations/statistics.tex
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     1 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
       
     2 %Tutorial slides on Python.
       
     3 %
       
     4 % Author: FOSSEE 
       
     5 % Copyright (c) 2009, FOSSEE, IIT Bombay
       
     6 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
       
     7 
       
     8 \documentclass[14pt,compress]{beamer}
       
     9 %\documentclass[draft]{beamer}
       
    10 %\documentclass[compress,handout]{beamer}
       
    11 %\usepackage{pgfpages} 
       
    12 %\pgfpagesuselayout{2 on 1}[a4paper,border shrink=5mm]
       
    13 
       
    14 % Modified from: generic-ornate-15min-45min.de.tex
       
    15 \mode<presentation>
       
    16 {
       
    17   \usetheme{Warsaw}
       
    18   \useoutertheme{infolines}
       
    19   \setbeamercovered{transparent}
       
    20 }
       
    21 
       
    22 \usepackage[english]{babel}
       
    23 \usepackage[latin1]{inputenc}
       
    24 %\usepackage{times}
       
    25 \usepackage[T1]{fontenc}
       
    26 
       
    27 % Taken from Fernando's slides.
       
    28 \usepackage{ae,aecompl}
       
    29 \usepackage{mathpazo,courier,euler}
       
    30 \usepackage[scaled=.95]{helvet}
       
    31 
       
    32 \definecolor{darkgreen}{rgb}{0,0.5,0}
       
    33 
       
    34 \usepackage{listings}
       
    35 \lstset{language=Python,
       
    36     basicstyle=\ttfamily\bfseries,
       
    37     commentstyle=\color{red}\itshape,
       
    38   stringstyle=\color{darkgreen},
       
    39   showstringspaces=false,
       
    40   keywordstyle=\color{blue}\bfseries}
       
    41 
       
    42 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
       
    43 % Macros
       
    44 \setbeamercolor{emphbar}{bg=blue!20, fg=black}
       
    45 \newcommand{\emphbar}[1]
       
    46 {\begin{beamercolorbox}[rounded=true]{emphbar} 
       
    47       {#1}
       
    48  \end{beamercolorbox}
       
    49 }
       
    50 \newcounter{time}
       
    51 \setcounter{time}{0}
       
    52 \newcommand{\inctime}[1]{\addtocounter{time}{#1}{\tiny \thetime\ m}}
       
    53 
       
    54 \newcommand{\typ}[1]{\lstinline{#1}}
       
    55 
       
    56 \newcommand{\kwrd}[1]{ \texttt{\textbf{\color{blue}{#1}}}  }
       
    57 
       
    58 % Title page
       
    59 \title{Python for Scientific Computing : Large Scale Data Processing}
       
    60 
       
    61 \author[FOSSEE] {FOSSEE}
       
    62 
       
    63 \institute[IIT Bombay] {Department of Aerospace Engineering\\IIT Bombay}
       
    64 \date{}
       
    65 
       
    66 % DOCUMENT STARTS
       
    67 \begin{document}
       
    68 
       
    69 \begin{frame}
       
    70   \maketitle
       
    71 \end{frame}
       
    72 
       
    73 \begin{frame}
       
    74   \frametitle{About the Session}
       
    75   \begin{block}{Goal}
       
    76     We read and process large data file to solve a problem.
       
    77   \end{block}
       
    78   \begin{block}{Checklist}
       
    79     \begin{itemize}
       
    80     \item sslc.txt
       
    81   \end{itemize}
       
    82   \end{block}
       
    83 \end{frame}
       
    84 
       
    85 \begin{frame}
       
    86   \frametitle{Structure of the file}
       
    87   Understanding the structure of sslc1.txt
       
    88   \begin{itemize}
       
    89     \item Each line in the file has a student's details(record)
       
    90     \item Each record consists of fields separated by ';'
       
    91   \end{itemize}
       
    92 \emphbar{A;015162;JENIL T P;081;060;77;41;74;333;P;;}
       
    93 \end{frame}
       
    94 
       
    95 \begin{frame}
       
    96   \frametitle{Structure of the file \ldots}
       
    97 \emphbar{A;015163;JOSEPH RAJ S;083;042;47;AA;72;244;;;}
       
    98   Each record consists of:
       
    99   \begin{itemize}
       
   100     \item Region Code : 'A'
       
   101     \item Roll Number : '015163'
       
   102     \item Name : 'JOSEPH RAJ S'
       
   103     \item Marks of 5 subjects: English(083), Hindi(042), Maths(47), Science(AA), Social(72)
       
   104     \item Total marks : 244
       
   105     \item Pass/Fail (P/F) : ''
       
   106     \item Withheld (W) : ''
       
   107   \end{itemize}
       
   108 \end{frame}
       
   109 
       
   110 \begin{frame}
       
   111   \frametitle{Statistical Analysis: Problem statement}
       
   112   1. Read the data supplied in the file \emph{sslc1.txt} and carry out the following:
       
   113   \begin{block}{}
       
   114     Draw a pie chart representing proportion of students who scored more than 90\% in each region in Science.    
       
   115   \end{itemize}
       
   116 \end{frame}
       
   117 
       
   118 \begin{frame}
       
   119   \frametitle{Problem statement: explanation}
       
   120     \emphbar{Draw a pie chart representing proportion of students who scored more than 90\% in each region in Science.}
       
   121     \begin{columns}
       
   122     \column{5.25\textwidth}
       
   123     \hspace*{.5in}
       
   124     \includegraphics[height=2.6in, interpolate=true]{data/science}
       
   125     \column{0.8\textwidth}
       
   126 \end{columns}
       
   127 \end{frame}
       
   128 
       
   129 \begin{frame}
       
   130   \frametitle{Machinery Required}
       
   131   \begin{itemize}
       
   132     \item File reading
       
   133     \item Parsing
       
   134     \item Dictionaries 
       
   135     \item Arrays
       
   136     \item Statistical operations
       
   137   \end{itemize}
       
   138 \end{frame}
       
   139 
       
   140 \begin{frame}[fragile]
       
   141   \frametitle{Summary}
       
   142   \begin{block}{lists}
       
   143     \begin{itemize}
       
   144     \item Creation.
       
   145     \item Appending.
       
   146     \item Iterating through list.
       
   147     \end{itemize}
       
   148   \end{block}
       
   149   \begin{block}{Data processing}
       
   150     \begin{itemize}
       
   151     \item In form of lists.
       
   152     \item Handling files.
       
   153     \item for loops  
       
   154     \end{itemize}  
       
   155   \end{block}
       
   156 \end{frame}
       
   157 
       
   158 \begin{frame}
       
   159   \frametitle{Thank you!}  
       
   160   \begin{block}{}
       
   161   This session is part of \textcolor{blue}{FOSSEE} project funded by:
       
   162   \begin{center}
       
   163     \textcolor{blue}{NME through ICT from MHRD, Govt. of India}.
       
   164   \end{center}  
       
   165   \end{block}
       
   166 \end{frame}
       
   167 
       
   168 \end{document}