Frontend screenshots

CTCS_report_template/CTCS_template.tex

@@ -218,7 +218,28 @@ We implemented a front-end where the user can choose a \emph{knowledge graph} as
 If a node is deemed invalid, a reason is given, e.g. "Cardinality violation (min=1): 0". The user can download the subgraph that was validated. The interaction between user, front-end and server can also be seen in Fig.~\ref{fig:sequence}.
 
 \todo{explain how different limit influences data output}
-\missingfigure{add screenshot of the front-end}
+
+\begin{figure}[ht]
+	\centering
+	\includegraphics[scale=0.18]{frontend/frontend_edit.png}
+	\caption{The frontend, showing a selection of dataset, RDFtype, and \emph{LIMIT} of starting-nodes.}
+	\label{fig:frontend}
+\end{figure}
+
+\begin{figure}[ht]
+	\centering
+	\includegraphics[scale=0.18]{frontend/frontend_edit_loading.png}
+	\caption{The frontend, loading after the selection was taken.}
+	\label{fig:frontend_loading}
+\end{figure}
+
+\begin{figure}[h!]
+	\centering
+	\includegraphics[scale=0.18]{frontend/frontend_edit_done.png}
+	\caption{The frontend, showing the calculated \emph{ShEx}-constraints and validation-results.}
+	\label{fig:frontend_shex}
+\end{figure}
+
 \todo{update and scale sequence diagram and refer to it}