\begin{table}%t3 \caption{\label{tab3}Pearson correlation coefficient of the fractal dimensions $D_{\rm 2d}$ between the unpreprocessed and the preprocessed photospheric magnetograms.} %\centering \par \begin{tabular}{c c c} \hline\hline & Correlation & Corresponding \\ & Coefficient & Probability \\ \hline Pearson & 0.863 & $99\%$ \\ \hline \end{tabular} \end{table}