Table 2. Evaluation results for the binary classification of mental health posts using all classifiers.

	FF	CNN	Linear	SVM
Precision	92.05%	91.76%	87.31%	88.50%
Recall	88.83%	89.83%	83.57%	81.75%
FM	0.90	0.91	0.85	0.85
Accuracy	90.78%	91.08%	86.01%	85.87%

FF = Feed Forward, CNN = Convolutional Neural Network, SVM = Support Vector Machine. FM = F-measure (harmonic mean of precision and recall).