\begin{table}%T4 \caption{\label{rrlyrae}Number of RR~Lyrae stars according to the OGLE catalogues and correctly identified by the Gaussian Mixtures (GM) and multistage Bayesian networks (MSBN) classifiers presented here. The table lists the number of stars in the OGLE catalogues with a clear counterpart in the OGLE variability database and, subsequently, the fraction of these with available visible and visible+2MASS colours. } \small %\centering \par \begin{tabular}{cccccccccc} \hline\hline Catalogue & Source & \multicolumn{3}{c}{Potential detections} & \multicolumn{2}{c}{GM} & \multicolumn{3}{c}{MSBN} \\ % \hline & & NC & +$(B)VI$ & +$JHK$& NC & +$(B)VI$ & NC & +$(B)VI$ & +$JHK$\\ %\hline \hline OGLE RR~Lyrae & LMC & 2790 & 2558 & 137 & 2014 & 1819 & 2597 & 2457 & 117 \\ OGLE RR~Lyrae & SMC & 93 & 87 & 2 & 63 & 61 & 89 & 85 & 2 \\ OGLE RR~Lyrae & bulge & 70 & 69 & 69 & 61 & 61 & 61 & 61 & 53 \\ \hline \end{tabular} \end{table}