\begin{table}[htbp]\centering\small
\caption{Ablations: mean QLIKE of the cumulative-return forecast by horizon (minutes)}
\label{tab:ablations_qlike}
\begin{adjustbox}{max width=\textwidth}
\begin{tabular}{lcccc}
\toprule
Model & $H=5$ & $H=15$ & $H=30$ & $H=60$ \\
\midrule
Random walk (trailing RMS) & -12.3011 {\scriptsize[-12.3357, -12.2647]} & -11.2438 {\scriptsize[-11.2774, -11.2053]} & -10.5819 {\scriptsize[-10.6160, -10.5427]} & -9.9314 {\scriptsize[-9.9665, -9.8897]} \\
Seasonal volatility & -12.3858 {\scriptsize[-12.4188, -12.3489]} & -11.3268 {\scriptsize[-11.3639, -11.2834]} & -10.6551 {\scriptsize[-10.6952, -10.6061]} & -9.9916 {\scriptsize[-10.0361, -9.9323]} \\
EWMA-$t$ & -12.4291 {\scriptsize[-12.4603, -12.3927]} & -11.3537 {\scriptsize[-11.3907, -11.3114]} & -10.6715 {\scriptsize[-10.7094, -10.6265]} & -9.9930 {\scriptsize[-10.0339, -9.9413]} \\
MRPT-S (1m+5m) & -12.4690 {\scriptsize[-12.5009, -12.4318]} & -11.4000 {\scriptsize[-11.4375, -11.3573]} & -10.7281 {\scriptsize[-10.7670, -10.6828]} & -10.0699 {\scriptsize[-10.1099, -10.0187]} \\
MRPT-S cross-attention fusion & -12.4659 {\scriptsize[-12.4982, -12.4286]} & -11.3977 {\scriptsize[-11.4361, -11.3541]} & -10.7259 {\scriptsize[-10.7649, -10.6794]} & -10.0674 {\scriptsize[-10.1082, -10.0153]} \\
MRPT-S Gaussian head & -12.4631 {\scriptsize[-12.4946, -12.4260]} & -11.3949 {\scriptsize[-11.4319, -11.3524]} & -10.7237 {\scriptsize[-10.7621, -10.6786]} & -10.0661 {\scriptsize[-10.1059, -10.0160]} \\
MRPT-S no regime & -12.4674 {\scriptsize[-12.4997, -12.4303]} & -11.3986 {\scriptsize[-11.4372, -11.3546]} & -10.7267 {\scriptsize[-10.7657, -10.6799]} & -10.0687 {\scriptsize[-10.1093, -10.0164]} \\
MRPT-S learned regime & -12.4609 {\scriptsize[-12.4934, -12.4238]} & -11.3932 {\scriptsize[-11.4324, -11.3482]} & -10.7217 {\scriptsize[-10.7610, -10.6728]} & -10.0636 {\scriptsize[-10.1055, -10.0090]} \\
MRPT-S returns only & -12.4563 {\scriptsize[-12.4874, -12.4197]} & -11.3877 {\scriptsize[-11.4243, -11.3451]} & -10.7160 {\scriptsize[-10.7545, -10.6711]} & -10.0567 {\scriptsize[-10.0960, -10.0073]} \\
MRPT-S time only & -12.4558 {\scriptsize[-12.4871, -12.4191]} & -11.3873 {\scriptsize[-11.4240, -11.3446]} & -10.7157 {\scriptsize[-10.7541, -10.6708]} & -10.0564 {\scriptsize[-10.0958, -10.0068]} \\
MRPT-S OHLCV (no rel. volume) & -12.4688 {\scriptsize[-12.5004, -12.4318]} & -11.3990 {\scriptsize[-11.4367, -11.3560]} & -10.7267 {\scriptsize[-10.7653, -10.6805]} & -10.0682 {\scriptsize[-10.1083, -10.0168]} \\
MRPT-S shuffled minutes & -12.4633 {\scriptsize[-12.4951, -12.4264]} & -11.3954 {\scriptsize[-11.4331, -11.3525]} & -10.7240 {\scriptsize[-10.7623, -10.6780]} & -10.0659 {\scriptsize[-10.1061, -10.0146]} \\
MRPT-S + ticker id & -12.4696 {\scriptsize[-12.5013, -12.4327]} & -11.4000 {\scriptsize[-11.4376, -11.3570]} & -10.7280 {\scriptsize[-10.7668, -10.6827]} & -10.0691 {\scriptsize[-10.1084, -10.0190]} \\
MRPT-S + copula (joint sampling) & -12.4706 {\scriptsize[-12.5025, -12.4335]} & -11.4009 {\scriptsize[-11.4384, -11.3578]} & -10.7286 {\scriptsize[-10.7674, -10.6828]} & -10.0703 {\scriptsize[-10.1100, -10.0195]} \\
MRPT-S reference (4k steps) & -12.4677 {\scriptsize[-12.5003, -12.4302]} & -11.3984 {\scriptsize[-11.4370, -11.3540]} & -10.7262 {\scriptsize[-10.7651, -10.6788]} & -10.0685 {\scriptsize[-10.1090, -10.0160]} \\
MRPT-S 1m only (4k) & -12.4679 {\scriptsize[-12.4997, -12.4308]} & -11.3988 {\scriptsize[-11.4364, -11.3562]} & -10.7265 {\scriptsize[-10.7655, -10.6812]} & -10.0677 {\scriptsize[-10.1076, -10.0167]} \\
MRPT-S reference, seed 2 & -12.4661 {\scriptsize[-12.4982, -12.4292]} & -11.3985 {\scriptsize[-11.4366, -11.3549]} & -10.7272 {\scriptsize[-10.7660, -10.6811]} & -10.0694 {\scriptsize[-10.1096, -10.0181]} \\
MRPT-S reference, seed 3 & -12.4677 {\scriptsize[-12.5001, -12.4306]} & -11.3994 {\scriptsize[-11.4381, -11.3552]} & -10.7276 {\scriptsize[-10.7667, -10.6801]} & -10.0695 {\scriptsize[-10.1101, -10.0167]} \\
MRPT-S + copula, independent sampling & -12.4706 {\scriptsize[-12.5025, -12.4337]} & -11.4007 {\scriptsize[-11.4384, -11.3573]} & -10.7286 {\scriptsize[-10.7674, -10.6827]} & -10.0702 {\scriptsize[-10.1099, -10.0194]} \\
\bottomrule
\end{tabular}
\end{adjustbox}
\begin{minipage}{0.95\textwidth}\scriptsize Cluster-bootstrap (trading-day) 95\% intervals in brackets.\end{minipage}
\end{table}