\subsection{What You've Learned}
\begin{frame}{What You've Learned}
    \begin{itemize}
        \item web directories
        \item web crawler
        \item graph (nodes, eges)
        \item random walk (ants)
        \item PageRank
        \item read pseudocode
	\item filter bubble
    \end{itemize}
\end{frame}
