Friend Recommender System for Social Networks Based on Stacking Technique and Evolutionary Algorithm

Table 7

Result for class 1 in UAL dataset.

	Precision	Recall	F-measure	Accuracy
XGBoost	0.65	0.64	0.64	0.64
RandomForest_1 (n_estimators = 20)	0.68	0.68	0.68	0.68
RandomForest_2 (n_estimators = 30)	0.68	0.68	0.68	0.68
Logistic regression	0.63	0.59	0.61	0.62
Proposed method	0.75	0.75	0.75	0.75