An Intrusion Detection System for the Internet of Things Based on the Ensemble of Unsupervised Techniques

Table 4

Comparison results between anomaly detection methods.

Attack type	Metric (%)	LOF	EE	IF
MQTT brute force	Recall	98.93	97.21	99.46
	F1	94.98	98.09	99.44
	AA	97.40	98.39	99.60
Sparta SSH brute force	Recall	100.00	100.00	100.00
	F1	95.43	99.49	99.63
	AA	97.96	99.78	99.84