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Table 3 Group type prediction performance using (i) the score with threshold at 0, (ii) 10-fold cross validation on a Rotation Forest classifier trained on all the features, or (iii) the same classifier trained on the set of top-5 predictive features, according to the Chi Squared feature selection.

From: Characterization of online groups along space, time, and social dimensions

Method Accuracy AUC
Score 0.763 0.749
Classifier 0.801 0.879
Classifier χ top 5 2 0.803 0.872