Hi, trying to modify something, I have found a way to resolve. I post the code if someone are interested.
Code: Select all
\begin{center}
\small
\tablefirsthead{%
\hline
\multicolumn{11}{|c|}{SOM performance} \\ \hline
\multicolumn{1}{|c|}{Cluster number} & \multicolumn{1}{c|}{Distance measure} & \multicolumn{3}{c|}{1000 iterations}& \multicolumn{3}{c|}{10000 iterations}& \multicolumn{3}{c|}{20000 iterations} \\ \cline{3-11}& & $\tau$ 0.2 & $\tau$ 0.02 & $\tau$ 0.002 & $\tau$ 0.2 & $\tau$ 0.02 & $\tau$ 0.002 & $\tau$ 0.2 & $\tau$ 0.02 & $\tau$ 0.002 \\ \hline
}
\tablehead{%
\hline
\multicolumn{11}{|l|}{\small\sl Continued from previous page}\\
\hline
\multicolumn{11}{|c|}{SOM performance} \\ \hline
\multicolumn{1}{|c|}{Cluster number} & \multicolumn{1}{c|}{Distance measure} & \multicolumn{3}{c|}{1000 iterations}& \multicolumn{3}{c|}{10000 iterations}& \multicolumn{3}{c|}{20000 iterations} \\ \cline{3-11} & & $\tau$ 0.2 & $\tau$ 0.02 & $\tau$ 0.002 & $\tau$ 0.2 & $\tau$ 0.02 & $\tau$ 0.002 & $\tau$ 0.2 & $\tau$ 0.02 & $\tau$ 0.002 \\ \hline
}
\tabletail{%
\hline
\multicolumn{11}{|r|}{\small\sl Continued on the next page}\\
\hline}
\tablelasttail{\hline}
\bottomcaption{Best Performance of the SOM clustering in terms of the word error rate (WER)}
\label{tab:SOMBest}
\begin{supertabular}{|c|c|c|c|c|c|c|c|c|c|c|}
\multirow{2}{*}{$1679$} & Correlation & 47,54\% & 50,97\% & 66,09\% & 44,24\% & 46,52\% & 52,74\% & \textbf{41,91\%} & 45,31\% & 50,61\% \\ \cline{2-11}
& Abs. value of corr. & 47,54\% & 50,97\% & 66,09\% & 44,24\% & 46,52\% & 52,74\% & \textbf{41,91\%} & 45,31\% & 50,61\% \\ \hline
\multirow{2}{*}{$1000$} & Correlation & 47,54\% & 50,97\% & 66,09\% & 44,24\% & 46,52\% & 52,74\% & \textbf{41,91\%} & 45,31\% & 50,61\% \\ \cline{2-11}
& Abs. value of corr. & 47,54\% & 50,97\% & 66,09\% & 44,24\% & 46,52\% & 52,74\% & \textbf{41,91\%} & 45,31\% & 50,61\% \\ \hline
\multirow{2}{*}{$800$} & Correlation & 47,54\% & 50,97\% & 66,09\% & 44,24\% & 46,52\% & 52,74\% & \textbf{41,91\%} & 45,31\% & 50,61\% \\ \cline{2-11}
& Abs. value of corr. & 47,54\% & 50,97\% & 66,09\% & 44,24\% & 46,52\% & 52,74\% & \textbf{41,91\%} & 45,31\% & 50,61\% \\ \hline
\end{supertabular}
\end{center}