\begin{table}[ht]
\centering
\caption{Ablation study of the window size for our residual and variance noise maps. Reported $p$–values correspond to Wilcoxon signed–rank tests comparing each variant with the Full NMB model.}
\label{tab:window_ablation}
\resizebox{\columnwidth}{!}{%
\begin{tabular}{lcccccc}
\toprule
\multirow{2}{*}{\textbf{Window Size}} &
\multicolumn{3}{c}{\textbf{CAMUS}} &
\multicolumn{3}{c}{\textbf{BUS--BRA}} \\
\cmidrule(lr){2-4} \cmidrule(lr){5-7}
& Dice $\uparrow$ & IoU $\uparrow$ & $p$--value & Dice $\uparrow$ & IoU $\uparrow$ & $p$--value \\
\midrule
Window Size = $3$ 
& 0.929 $\pm$ 0.010 & 0.872 $\pm$ 0.012 & $p = 2\times10^{-9}$ 
& 0.871 $\pm$ 0.014 & 0.819 $\pm$ 0.023 & $p < 10^{-20}$ \\
Window Size = $5$ 
& 0.932 $\pm$ 0.011 & 0.876 $\pm$ 0.011 & $p = 1.5\times10^{-6}$ 
& 0.875 $\pm$ 0.015 & 0.803 $\pm$ 0.022 & $p < 10^{-20}$ \\
Window Size = $7$ 
& \textbf{0.940 $\pm$ 0.008} & \textbf{0.891 $\pm$ 0.012} & -- 
& \textbf{0.931 $\pm$ 0.013} & \textbf{0.877 $\pm$ 0.022} & -- \\
Window Size = $9$
& 0.934 $\pm$ 0.009 & 0.878 $\pm$ 0.012 & $p = 1\times10^{-6}$
& 0.883 $\pm$ 0.014 & 0.832 $\pm$ 0.023 & $p < 10^{-20}$ \\
\bottomrule
\end{tabular}
}
\end{table}
\FloatBarrier