latext 经常出现表格和题注（caption）之间的距离过宽。解决方法：
\begin{
table}[t]
\setlength{
\abovecaptionskip}{
0cm} % 调整间距
\setlength{
\belowcaptionskip}{
-0.2cm}
\small
\caption{
Mean computation time on different style transfer methods for 256 $\times$ 256 and 512 $\times$ 512 images. }
\centering
\begin{
tabular}{
c||cc}
\hline\hline
Method &Time (256 px) & Time (512 px) \\
\hline\hline
Gatys & 27.867 & 38.296 \\
WCT & 0.891 & 1.023 \\
Avatar-Net & 0.181 & 0.352 \\
Style-Swap & 0.054 & 0.265 \\
AdaIN & \textbf{
0.018} & \textbf{
0.039} \\
SANet & 0.026 & 0.073 \\
\hline
STACNet (Ours) & 0.028 &0.072 \\
\end{
tabular}
\label{
tab:runtime}
\vspace{
-10pt}
\end{
table}