\begin{figure}[!ht]
  \centering
  \begin{subfigure}[b]{0.45\linewidth}
    \includegraphics[width=\linewidth]{Bilder/bayes_sampling_steps.png}
    \caption{\textit{RMSE} vs. \textit{sampling steps}}
    \label{fig:bayes_sampling_steps}
  \end{subfigure}
  \begin{subfigure}[b]{0.45\linewidth}
    \includegraphics[width=\linewidth]{Bilder/bayes_dimensional_embedding.png}
    \caption{\textit{RMSE} vs. \textit{dimensional embedding}}
    \label{fig:bayes_dimensional_embeddings}
  \end{subfigure}
  \caption{Final evaluation of the \textit{number of sampling steps} and \textit{dimensional embedding} for the designed models. \textit{Figure} \ref{fig:bayes_sampling_steps} shows the \textit{number of sampling steps} with a \textit{dimensional embedding} of \textit{128} against the corresponding \textit{RMSE}.  \textit{Figure} \ref{fig:bayes_dimensional_embeddings} shows the \textit{RMSE} generated by \textit{512 sampling steps} with \textit{variable dimensional embedding}.}
  \label{fig:bayes_evaluation}
\end{figure}