Commit 612aa1b7 authored by Loïc Barrault's avatar Loïc Barrault
Browse files

added text processing (3 lectures on sentiment analysis)

parent 6af995b5
\documentclass[aspectratio=169,t,xcolor=table]{beamer}
%\documentclass[t]{beamer}
%\documentclass[handout,t]{beamer}
\mode<presentation>
{
%\usetheme{PaloAlto}
% \usetheme{Hannover}
\usetheme{informatics}
\useoutertheme{infolines}
% \setbeamercovered{transparent} % or whatever (possibly just delete it)
}
\setbeamertemplate{navigation symbols}{}
\setlength{\extrarowheight}{3pt}
\input{../LatexColors.incl.tex}
\input ../mycolors.tex
\input ../macros.tex
\input ../macros_en.tex
\input ../macros_beamer.tex
\usepackage{setspace}
%\setbeamercovered{transparent}
\usepackage[absolute,showboxes,overlay]{textpos}
%\TPshowboxestrue % commenter une fois fini
\TPshowboxesfalse % décommenter pour faire disparaitre les boites
\textblockorigin{10mm}{10mm} % origine des positions
% This is only inserted into the PDF information catalog. Can be left out.
\subject{COM3110/Text Processing}
\title[]{[Text Processing]\\ Sentiment Analysis}
\author[L. Barrault]{Loïc Barrault}
\institute[University of Sheffield]
{
l.barrault@sheffield.ac.uk \\
Department of Computer Science\\
}
%\date{09 janvier 2017}
\begin{document}
\begin{frame}
\titlepage
\end{frame}
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\input{textproc_introduction}
\input{sa_definition.tex}
% and kill the abominable icon
\setbeamertemplate{bibliography item}{}
\begin{frame}[allowframebreaks]
\frametitle{References}
% \bibliographystyle{amsalpha}
% \bibliographystyle{apalike}
\bibliographystyle{IEEEtran}
\bibliography{refs,refs_sa}
\end{frame}
\end{document}
\documentclass[aspectratio=169,t,xcolor=table]{beamer}
%\documentclass[t]{beamer}
%\documentclass[handout,t]{beamer}
\mode<presentation>
{
%\usetheme{PaloAlto}
% \usetheme{Hannover}
\usetheme{informatics}
\useoutertheme{infolines}
% \setbeamercovered{transparent} % or whatever (possibly just delete it)
}
\setbeamertemplate{navigation symbols}{}
\setlength{\extrarowheight}{3pt}
\input{../LatexColors.incl.tex}
\input ../mycolors.tex
\input ../macros.tex
\input ../macros_en.tex
\input ../macros_beamer.tex
\usepackage{setspace}
%\setbeamercovered{transparent}
\usepackage[absolute,showboxes,overlay]{textpos}
%\TPshowboxestrue % commenter une fois fini
\TPshowboxesfalse % décommenter pour faire disparaitre les boites
\textblockorigin{10mm}{10mm} % origine des positions
% This is only inserted into the PDF information catalog. Can be left out.
\subject{COM3110/Text Processing}
\title[]{[Text Processing]\\ Sentiment Analysis : Main Approaches}
\author[L. Barrault]{Loïc Barrault}
\institute[University of Sheffield]
{
l.barrault@sheffield.ac.uk \\
Department of Computer Science\\
}
\begin{document}
\begin{frame}
\titlepage
\end{frame}
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\input{textproc_introduction}
\input{sa_lexicon.tex}
\input{extra_reading}
% and kill the abominable icon
\setbeamertemplate{bibliography item}{}
\begin{frame}[allowframebreaks]
\frametitle{References}
% \bibliographystyle{amsalpha}
% \bibliographystyle{apalike}
\bibliographystyle{IEEEtran}
\bibliography{refs,refs_sa}
\end{frame}
\end{document}
\begin{frame}
\frametitle{Text Processing: Overview}
%\begin{block}{}
{
\setbeamercolor{itemize/enumerate body}{fg=gray}
\begin{itemize}[<+-|alert@+>]
\item<+-> Introduction [RG]
\item<.-> Text encoding [RG]
\item<.-> Information Retrieval [RG]
\item<.-> Text Compression [RG]
\end{itemize}
\setbeamercolor{itemize/enumerate body}{fg=cyan}
\begin{itemize}[<+->]
\item<+-> Sentiment Analysis [LB]
\item<.-> Information Extraction [LB]
\end{itemize}
}
%\end{block}
\end{frame}
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\begin{frame}
\frametitle{Sentiment Analysis: Outcomes}
\begin{block}{by the end of the SA session, you will be able to}
\begin{itemize}
\item understand and explain the relevance of the topic
\item differentiate between objective and subjective texts
\item provide a critical summary of the main approaches for the problem
\item list the main elements in a sentiment analysis system
\item explain how sentiment analysis systems are evaluated
\end{itemize}
\end{block}
\end{frame}
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\begin{frame}
\frametitle{Sentiment Analysis: Overview}
%\begin{block}{}
\begin{itemize}
\item Definition of the problem of \alert{sentiment analysis}
\item Main approaches to sentiment analysis are based on:
\begin{itemize}
\item Ontology:
\item Lexicon:
\begin{itemize}
\item Binary
\item Gradable
\end{itemize}
\item Corpus (supervised machine learning)
\begin{itemize}
\item Naive Bayes
\item \alert{Deep Learning (?)}
\end{itemize}
\end{itemize}
\item Evaluation of sentiment analysis approaches
\end{itemize}
%\end{block}
\end{frame}
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\begin{frame}
\frametitle{Sentiment Analysis: sources}
%\begin{block}{}
\begin{itemize}
\item Based on slides by Rob Gaizauskas, ...
\item which are based on survey and slides by Bing Liu (University of Illinois at Chicago), 2012.
\item[]
\item https://monkeylearn.com/sentiment-analysis/
\item https://arxiv.org/ftp/arxiv/papers/1801/1801.07883.pdf
\item https://www.smartinsights.com/social-media-marketing/social-media-strategy/new-global-social-media-research/
\item https://callminer.com/blog/sentiment-analysis-examples-best-practices/
\item https://www.wonderflow.co/blog/sentiment-analysis-examples
\item https://towardsdatascience.com/deep-learning-for-sentiment-analysis-7da8006bf6c1
\end{itemize}
%\end{block}
\end{frame}
\ No newline at end of file
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