\begin{figure}[!ht]
    \centering
    \includegraphics[width=\textwidth]{example_figure_cardiac_supplementary_with_sl_proxy.png}
    \caption{Example reconstructions of a cardiac MRI slice subsampled at different acceleration factors  from the test set in experiment set \textbf{B}. Each training setup is visualized against the ground truth. The zoomed-in region highlights the heart.}
    \label{fig:S5}
\end{figure}