% \begin{wraptable}{r}{6cm}
%     % \centering
%     \small
%     \caption{Statistics of chosen datasets.}
%     \label{tab:data_stats}
%     \scalebox{0.86}{
%     \begin{tabular}{lc@{\hskip 0.08in}c@{\hskip 0.08in}c}
%     \toprule
%         & \textbf{Citeulike-a} & \textbf{MovieLens} & \textbf{Cell Phones}\\
%         \midrule
%         \#user & 5,551 & 15,000 & 25,500\\
%         \#item & 16,980 & 7,892 & 17,989\\
%         \#rating & 204,986 & 1,005,820 & 285,047 \\
%         \#words & 8,000 & 8,000 & 8,000 \\
%         \bottomrule
%     \end{tabular}
%     }
% \end{wraptable}
\begin{table}[!ht]
    \centering
    \caption{Statistics of datasets used in our paper.}
    \scalebox{0.86}{
    \begin{tabular}{ccccc}
         \toprule
         \textbf{Dataset\textbf} & \# \textbf{users} & \# \textbf{items} & \# \textbf{interactions} & \# \textbf{words} \\
         \midrule
         CiteULike-a & 5,551 & 16,980 & 204,986 & 8,000 \\
         MovieLens & 15,000 & 7,892 & 1,005,820 & 8,000 \\
         Cell Phones & 25,500 & 17,989 & 285,047 & 8,000 \\
         Video Games & 52,387 & 16,598 & 473,148 & 8,000 \\
         \bottomrule
    \end{tabular}
    \label{tab:data_stats}
    }
\end{table}