\begin{tabular}{|l|l|l|l| }
\hline
Prev=0.9048 &  \multicolumn{3}{c|}{F1 score - Article 2} \\
\cline{2-4} & desc & BoW & both \\ \hline
AdaBoost                & 0.9253 & 0.9607 & 0.9521\\
BaggingClassifier       & 0.9272 & 0.9642 & 0.9689\\
Bernoulli Naive Bayes   & 0.8785 & 0.8126 & 0.8427\\
Decision Tree           & 0.9169 & 0.9590 & 0.9488\\
Ensemble Extra Tree     & 0.9274 & {\bf 0.9748} & 0.9736\\
Extra Tree              & 0.9123 & 0.9400 & 0.9436\\
Gradient Boosting       & 0.9114 & 0.9728 & 0.9692\\
K-Neighbors             & 0.9057 & 0.8670 & 0.8670\\
Linear SVC              & {\bf 0.9391} & 0.9707 & {\bf 0.9757}\\
Multinomial Naive Bayes & 0.8619 & 0.9067 & 0.9040\\
Neural Net              & 0.9380 & 0.9585 & 0.9591\\
RBF SVC                 & 0.8596 & 0.8596 & 0.8596\\
Random Forest           & 0.9103 & 0.9738 & 0.9684\\
\hline
\end{tabular}