+ \begin{tabular}{cc}
+ \includegraphics[width=0.4\textwidth]{figures/dilatometer_test.jpg} A &
+ \includegraphics[width=0.4\textwidth]{figures/dilatometer_test2.jpg} B \\
+ \includegraphics[width=0.4\textwidth]{figures/dila_blur9thresh35_2.png}C &
+ \includegraphics[width=0.4\textwidth]{figures/dila_blur5thresh30.png} D \\
+ \includegraphics[width=0.4\textwidth]{figures/dila_blur9thresh35.png} E &
+ \includegraphics[width=0.4\textwidth]{figures/dila_blur7thresh36.png} F
+ \end{tabular}
+ \caption{Canny Edge Algorithm in Action}
+ \label{canny_demo}
+\end{figure}
+
+% END Callum's section
+
+
+
+
+\section{Human Computer Interaction and the Graphical User Interface}\label{Human Computer Interaction and the Graphical User Interface}