\begin{table}
\caption{Most conservative research areas.}
\label{table:most_conservative}
\begin{tabular}{b{0.4\textwidth}|b{0.4\textwidth}|c}
\toprule
Research area & Conservatism \\ \hline
\midrule
Translation & 0.43 \\ \hline
Sentiment detection & 0.40 \\ \hline
Dialogues, generation, interfaces & 0.36 \\ \hline
Software & 0.33 \\ \hline
Grammar & 0.31 \\ \hline
Deep learning & 0.31 \\ \hline
Information retrieval & 0.30 \\ \hline
Semantics & 0.30 \\ \hline
Languages & 0.26 \\ \hline
Knowledge & 0.21 \\ \hline
\bottomrule
\end{tabular}
\end{table}