\begin{table}%t2
%\centering
\par
\caption{\label{disc_noise}Mean discrimination efficiencies (in percent) achieved on noisy mass maps  with a false discovery rate of $\alpha = 0.05$.}
\small \begin{tabular}{cccccccc}
\hline\hline
Basis/statistics &  $S$ & $K$ & $HC_n^*$  & $HC_n^+$  & $B_l$ & $P_c$& WPC\\
\hline
Direct space & 21.0 & 1.6 & 1.8 & 1.9 & $\times$ &  $\times $ & $\times$ \\
%\hline
Fourier space &  0.7 & 10.7 & 3.0 & 21.3 & 5.75 &$\times $  & $\times $  \\
%\hline
Isotropic wavelet transform & 40.5 & 29.3 & 24.9 & 34.0 & $\times $ & $\times $& $\times $\\
%\hline
Bi-orthogonal wavelet transform & 7.3 & 10.8 & 4.1 & 2.9& $\times $ & $\times$ & $\times $\\
%\hline
Ridgelet transform (block = 16) & 6.2 & 3.7 & 7.2 & 5.6 & $\times $ & $\times $& $\times $\\
%\hline
Ridgelet transform (block = 32) & 8.3 & 15.2 & 9.5 & 20.4& $\times $  & $\times $& $\times $\\
%\hline
Fast curvelet transform & 1.1 & 4.2 & 2.6 & 4.2 & $\times $ & $\times $& $\times $\\
\hline
\end{tabular}
\end{table}