\begin{table}[t]
\centering
\caption{Ablation study on temporal window size. ``Frame Var" denotes frame variance. Recommended achieves the best results across metrics except for AbsRel.}
\label{tab:window_ablation}
\footnotesize
\begin{tabular}{l|c|c|c|c|c|c}
\toprule
Methods & $\delta_1\uparrow$ & AbsRel$\downarrow$ & RMSE$\downarrow$ & L1$\downarrow$ & F1$\uparrow$ & Frame Var.$\downarrow$ \\
\midrule
Window=3 & 0.948 & 0.090 & 2.945 & 1.907 & 0.131 & 0.0142 \\

Window=5 (recommended) & \textbf{0.952} & 0.085 & \textbf{2.739} & \textbf{1.780} & \textbf{0.143} & \textbf{0.0123} \\
Window=10 & 0.948 & \textbf{0.084} & 2.785 & 1.790 & 0.106 & 0.0125 \\

\bottomrule
\end{tabular}
\end{table}