\begin{figure*}[!ht]
%\vskip 0.2in
\begin{center}
\centerline{\includegraphics[width=0.7\textwidth]{kltrend.pdf}}
\caption{The estimated value of $KL(Q_\phi(\mathbf{z}|\mathbf{x})||P(\mathbf{z}))$ with respect to training epoch.}
\label{fig:kl}
\end{center}
%\vskip -0.2in
\end{figure*}

