From c9867ee396af1d2f99778d802df10bfb75ef3995 Mon Sep 17 00:00:00 2001
From: mjkwiatkowski <mati.rewa@gmail.com>
Date: Wed, 24 Jun 2026 16:19:35 +0200
Subject: feat: added the prototype to slide 7 as suggested by Dante

---
 main.tex | 34 +++++++++++++++++++---------------
 1 file changed, 19 insertions(+), 15 deletions(-)

(limited to 'main.tex')

diff --git a/main.tex b/main.tex
index 6cc066b..ab51130 100644
--- a/main.tex
+++ b/main.tex
@@ -92,23 +92,30 @@
 \end{frame}
 
 \begin{frame}\frametitle{\textbf{RQ2}: Reference Architecture}
+	% Make Kafka logos clearly defined --> add a legend with icons?
+	\hspace{-0.3cm}
 	\begin{minipage}[b]{0.45\linewidth}
-		\begin{tcolorbox}[title=Implementation]
-			%Add the _implementation_ figure here instead.
-			% I.e., the Kafka, the broker, PostgreSQL, Redis.
-			% In the implementation graph: keep the datacenter "just" a datacenter -- don't yet mention we use OpenDC.
-			% Make Kafka logos clearly defined --> add a legend with icons?
-		\end{tcolorbox}
-		\vspace{1cm}
+		\begin{center}
+			% Change to Datacenter (Physical Twin)
+			\includegraphics[width=1.15\textwidth]{images/ref_architecture.pdf}
+		\end{center}
+		\vspace{-0.2cm}
+		\tiny
+		\textbf{Figure 1.4:} The predictive datacenter digital twin reference architecture.
+		The architecture was designed with the \emph{AtLarge Design Process}~\cite{DBLP:conf/icdcs/IosupVTETBFMT19}.
+		\vspace{0.2cm}
 	\end{minipage}
+	\hspace{0.8cm}
 	\begin{minipage}[b]{0.45\linewidth}
 		\begin{center}
-			% Change to Datacenter (Physical Twin)
-			\includegraphics[width=1.25\textwidth]{images/ref_architecture.pdf}
+			\includegraphics[width=1.15\linewidth]{images/implementation.png}
 		\end{center}
 		\vspace{-0.2cm}
 		\tiny
-		\textbf{Figure 1.4:} The predictive datacenter digital twin reference architecture. 	\end{minipage}
+		\textbf{Figure 1.5:} The prototype based on \textbf{Figure 1.4} towards answering \textbf{RQ3}.
+		The time-series data flows first to the \texttt{Grafana} dashboard, \texttt{PostgreSQL} database and \texttt{Redis} cache, as advised in~\cite{DBLP:conf/sc/TaheriBPRHDEWPM24}.
+	\end{minipage}
+
 	% We decided to use discrete-event simulation, as opposed to computational fluid dynamics because of the high overheads of development time needed for CFD.
 	% CFD simply takes too long to run, making it unfeasible for real-time analytics and simulation.
 	% Citing ExaDigit: [CFD] they are also more computationally expensive, generally making real-time operation unfeasible.
@@ -116,13 +123,10 @@
 \end{frame}
 % You should skip \hfill completely or in favour of \hspace very minimally.
 \begin{frame}\frametitle{\textbf{RQ3}: Experimental Setup}
-	% 			The software stack of \emph{Sunfish} includes state-of-the-art software.
-	%The time-series data flows first to the \texttt{Grafana} dashboard, \texttt{PostgreSQL} database and \texttt{Redis} cache, as advised in~\cite{DBLP:conf/sc/TaheriBPRHDEWPM24}.
-
 	\begin{minipage}[b]{0.45\linewidth}
 		\begin{tcolorbox}[title=Problem, colbacktitle=red!70!black,colback=red!20!white]
 			We cannot just go and test digital twins on large systems, because we do not have large systems at hand.
-                        Moreover, real-world experimentation is costly and unsustainable in the long run~\cite{DBLP:conf/ccgrid/MastenbroekAJLB21}.
+			Moreover, real-world experimentation is costly and unsustainable in the long run~\cite{DBLP:conf/ccgrid/MastenbroekAJLB21}.
 		\end{tcolorbox}
 		\vspace{0.5cm}
 		\begin{tcolorbox}[title=Solution, colbacktitle=Green!70!black, colback=Green!20!white]
@@ -140,7 +144,7 @@
 		\end{center}
 		\tiny
 		\vspace{-0.2cm}
-		\textbf{Figure 1.5:} The experimental setup.
+		\textbf{Figure 1.6:} The experimental setup.
 		Answering \textbf{RQ3} we provide a novel way to evaluate datacenter digital twins through discrete-event simulation.
 	\end{minipage}
 \end{frame}
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