\begin{table}%t7
\caption{CM vs. CS: improvement of the metric values.}
\label{tab:comparing_filter_values}
%\centerline
 {
\begin{tabular}{lrrrr}
\hline
\hline
                   & $d$~~ & $d_2$~~ & $d_5$~~ & $d_6$~~ \\ \hline 
\% prop. ids.      & 52.2  & 57.3    & 79.0    & 97.0    \\    
\% pub. ids.       & 69.6  & 62.2    & 85.0    & 97.1    \\ 
\hline
\end{tabular}
}
\par
%\textsc{Note:}
NOTE:  The first row shows the percentage of proposed
identifications whose metric values have been improved in the CM test
with respect to the CS one.  The second row presents similar data for
published identifications.
\end{table}