diff --git a/slides/ce810-metrics.pres.tex b/slides/ce810-metrics.pres.tex
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+\input{shared/pres}
+\input{shared/preamble}
+\input{content/metrics}
+
diff --git a/slides/content/metrics.tex b/slides/content/metrics.tex
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+\subtitle{Metrics}
+\date{Tuesday, 22 May 2018}
+
+\tikzset{
+	treenode/.style = {align=center, inner sep=0pt, text centered,
+		font=\sffamily},
+	arn_n/.style = {treenode, circle, white, font=\sffamily\bfseries, draw=black,
+		fill=black, text width=1.5em},% arbre rouge noir, noeud noir
+	arn_r/.style = {treenode, circle, red, draw=red, 
+		text width=1.5em, very thick},% arbre rouge noir, noeud rouge
+	arn_x/.style = {treenode, rectangle, draw=black,
+		minimum width=0.5em, minimum height=0.5em},% arbre rouge noir, nil	
+	box/.style = {draw, align=center, text centered, rectangle, draw=black, minimum height=1.25cm, minimum width=2cm}
+}
+
+\DeclareMathOperator*{\argmax}{arg\,max}
+
+
+\begin{document}
+	
+	\begin{frame}
+	\titlepage
+	\end{frame}
+
+	\begin{frame}{Metrics}
+		\begin{itemize}[<+->]
+			\item We talked about this last week...
+			\item Have a look at the evaluation slides
+			\item We also did this in the asteroids code.
+		\end{itemize}
+	\end{frame}
+
+\section{Evaluation}
+
+\begin{frame}{Basic}
+\begin{itemize}
+	\item Look at AppMetrics
+	\item Add your parameters using addParameter
+	\item Write your fitness function
+	\item get the best and print it out
+\end{itemize}
+\end{frame}
+
+	\begin{frame}{What we need}
+	\begin{itemize}[<+->]
+		\item AI agents (We've done this yesterday)
+		\item Some Parameters (EntityProp, EntityCost, etc...)
+		\item An evaluation function
+		\item Some maps? (One will do...)
+	\end{itemize}
+	\end{frame}
+
+	\begin{frame}{AI Agents}
+	\begin{itemize}[<+->]
+		\item We did these yesterday.
+		\item We should load the AIFactory
+		\item Then use the factory in the evaluate
+		\item ai.buildAI("ProRuleRushRangedBlue", settings),
+	\end{itemize}
+	\end{frame}
+
+	\begin{frame}{Some Parameters}
+	\begin{itemize}[<+->]
+		\item evo.addParameter(new EntityProp("red\_knight", "defRanged", 0, 10, 1)); 
+		\item A min, max and step size
+		\item The entity and property
+	\end{itemize}
+	\end{frame}
+
+	\begin{frame}{Evaluation Function}
+	\begin{itemize}[<+->]
+		\item Run the games
+		\item Collect some \textbf{metrics}
+		\item Report the game fitness
+		\item (offline) analyse the metrics...
+	\end{itemize}	
+	\end{frame}
+
+\begin{frame}[fragile]{Basic}
+	\begin{minted}[breaklines,tabsize=2,fontsize=\footnotesize]{Java}
+public Double evaluate(GameSettings settings) {
+}
+	\end{minted}
+\end{frame}
+
+\begin{frame}[fragile]{Basic}
+	\begin{minted}[breaklines,tabsize=2,fontsize=\footnotesize]{Java}
+public Double evaluate(GameSettings settings) {
+	GameState start = map.buildState(settings);
+	int[] winCounts = new int[2];
+	for (int i=0; i<10; i++) {
+		Controller[] controllers = new Controller[] {
+			ai.buildAI("ProRuleRushRangedBlue", settings),
+			ai.buildAI("ProRuleRushRed", settings)
+		};
+		GameState state = new GameState(start);
+		GameMetrics metrics = runGame(state, settings, controllers);
+		
+		Integer winner = metrics.getWinner();
+		if (winner != null) {
+			winCounts[winner]++;
+		}
+	}
+
+	double score = winCounts[1] - winCounts[0];
+	fitnessScores.put(settings, score);
+	return score;
+}
+	\end{minted}
+\end{frame}
+
+\section{Stats}
+\begin{frame}[fragile]{Stats}
+	\begin{itemize}
+		\item Stats about the games
+		\item Stats about the turns
+		\item You can write files per game played - see the example
+		\item lots (and lots) of files...
+	\end{itemize}
+\end{frame}
+
+\begin{frame}[fragile]{Graphs}
+	\begin{figure}
+	\includegraphics[width=\textwidth]{tbs-peices}
+	\caption{What can we learn from this?}
+	\end{figure}
+\end{frame}
+
+
+\end{document}
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