如何在乳胶中局部设置图片标题小？

如何解决如何在乳胶中局部设置图片标题小？

我一直在尝试更改图片标题的本地大小。 图片是这样的。 “EnlightenGAN”太长了。我只想让“EnlightenGAN”变小。 This is the picture

代码在这里：

\begin{figure}[!htb]
    \label{fig:example}
    \begin{subfigure}{.194\textwidth}
        \centering
        \includegraphics[width=\textwidth]{figures/exdark/原图/2015_00001.png}
        \caption{输入图片}
    \end{subfigure}
    \begin{subfigure}{.194\textwidth}
        \centering
        \includegraphics[width=\textwidth]{figures/exdark/dupe/2015_00001.png}
        \caption{Deep-UPE\upcite{DUPE}}
    \end{subfigure}
    \begin{subfigure}{.194\textwidth}
        \centering
        \includegraphics[width=\textwidth]{figures/exdark/lime/2015_00001.jpg}
        \caption{LIME\upcite{LIME}}
    \end{subfigure}
    \begin{subfigure}{.194\textwidth}
        \centering
        \includegraphics[width=\textwidth]{figures/exdark/mir/2015_00001.jpg}
        \caption{MIRNet\upcite{MIRNet}}
    \end{subfigure}
    \begin{subfigure}{.194\textwidth}
        \centering
        \includegraphics[width=\textwidth]{figures/exdark/retinex/2015_00001.jpg}
        \caption{RetinexNet\upcite{retinexnet}}
    \end{subfigure}
    \begin{subfigure}{.194\textwidth}
        \centering
        \includegraphics[width=\textwidth]{figures/exdark/ssien/2015_00001.jpg}
        \caption{SSIEN\upcite{ssien}}
    \end{subfigure}
    \begin{subfigure}{.194\textwidth}
        \centering
        \includegraphics[width=\textwidth]{figures/exdark/zeroDCE/2015_00001.jpg}
        \caption{Zero-DCE\upcite{zero}}
    \end{subfigure}
    \begin{subfigure}{.194\textwidth}
        \centering
        \includegraphics[width=\textwidth]{figures/exdark/enlightenGAN/2015_00001.png}
        \small
        \caption{EnlightenGAN\upcite{enlightengan}}
    \end{subfigure}
    \begin{subfigure}{.194\textwidth}
        \centering
        \includegraphics[width=\textwidth]{figures/exdark/kind/2015_00001.jpg}
        \caption{KinD\upcite{KinD}}
    \end{subfigure}
    \begin{subfigure}{.194\textwidth}
        \centering
        \includegraphics[width=\textwidth]{figures/exdark/mine/2015_00001.png}
        \caption{本文}
    \end{subfigure}
    \caption{增强结果}
\end{figure}

如果有人能帮我解决这个问题，我将不胜感激！