\begin{table}
		\centering
		\begin{adjustbox}
			{max width=\textwidth}
			\begin{tabular}{@{}ccccclclc@{}}
				\toprule \multirow{3}{*}{Target} & \multicolumn{4}{c}{GLTR}  & \multicolumn{1}{c}{\multirow{3}{*}{DetectGPT}} & \multirow{3}{*}{\begin{tabular}[c]{@{}c@{}}OpenAI-GPT2 \\ Detector\end{tabular}} & \multicolumn{2}{c}{\multirow{2}{*}{ConDA \textit{(ours)}}} \\
				\cmidrule(lr){2-5}               & \multirow{2}{*}{log p(x)} & \multirow{2}{*}{Rank}                          & \multirow{2}{*}{LogRank}                                                         & \multirow{2}{*}{Entropy}                                  & \multicolumn{1}{c}{} &                & \multicolumn{2}{c}{}               \\
				\cmidrule(l){8-9}                &                           &                                                &                                                                                  &                                                           & \multicolumn{1}{c}{} &                & \multicolumn{1}{c}{\textit{Avg.}} & \textit{Max. \tiny (Source)} \\
				\midrule C                       & 0.951                     & 0.849                                          & \textbf{0.956}                                                                   & 0.379                                                     & 0.793                & \textbf{1.00}  & 0.9442                            & 0.366 \tiny (GM)             \\
				F19                              & 0.558                     & 0.618                                          & 0.546                                                                            & 0.656                                                     & 0.5045               & \textbf{0.966} & \textbf{0.8118}                   & 0.464 \tiny (G2X)            \\
				G2X                              & 0.485                     & 0.508                                          & 0.48                                                                             & 0.631                                                     & 0.529                & \textbf{0.998} & \textbf{0.9656}                   & 0.48 \tiny (F19)             \\
				G3                               & 0.362                     & 0.356                                          & 0.341                                                                            & 0.756                                                     & 0.5485               & \textbf{0.982} & \textbf{0.9676}                   & 0.73 \tiny (GM)              \\
				GM                               & 0.434                     & 0.469                                          & 0.434                                                                            & 0.592                                                     & 0.5415               & \textbf{0.988} & \textbf{0.9464}                   & 0.659 \tiny (C)              \\
				X                                & 0.473                     & 0.762                                          & 0.442                                                                            & 0.696                                                     & 0.7355               & \textbf{0.999} & \textbf{0.9308}                   & 0.873 \tiny (GM,F19)         \\
				\bottomrule
			\end{tabular}
		\end{adjustbox}
		\caption{Table 4: Performance of ConDA in comparison to unsupervised baselines,
		as AUROC. For ConDA, we report the average AUROC over all sources (for each target)
		and also the maximum AUROC (across all sources), along with the corresponding
		source in parentheses. \textbf{Bold} shows superior performance across each target.}
	\end{table}