Table 5. The optimal hyperparameters of the ML algorithms used in multi-class misinformation and situational information classification.

Classifier	Hyper-parameters	Misinformation classification	Situational classification
SVM (linear kernel)	C	1	1
	Gamma	1	1
RF (entropy criterion)	n_estimators	50	200
	max_depth	100	500
	max_features	sqrt	sqrt
XGBoost	max_depth	10	10
	n_estimators	100	100
	random_state	42	100
	eta	0.3	0.3
	subsample	1	1