Android Malware Characterization Using Metadata and Machine Learning Techniques

Table 5

F1-score value of Random Forests with different feature sets.

F1-score Random Forest (train/test)
NDet	1-15 feats.	3-17 feats.	5-19 feats	7-21 feats	9-23 feats.	11-25 feats	13-27 feats
1 AV	0.99/0.84	0.99/0.86	0.99/0.84	0.99/0.74	0.96/0.72	0.88/0.67	0.80/0.64
2 AV	0.99/0.87	0.99/0.87	0.99/0.86	0.99/0.79	0.96/0.75	0.88/0.71	0.75/0.66
4 AV	0.99/0.89	0.99/0.88	0.99/0.87	0.99/0.80	0.96/0.77	0.89/0.73	0.77/0.69