Delta-DAGMM: A Free Rider Attack Detection Model in Horizontal Federated Learning

Table 6

F1 score of different Free-rider attack detection methods.

Method	Type	F1 score (%)
		Simple attack(i)	Simple attack(ii)	Simple attack(iii)	Optimized attack(i)	Optimized attack(ii)
Delta-DAGMM	Single time	98.6	95.3	100	86.4	86.6
	Overall	100	99.8	100	96	96
DAGMM	Single time	96.1	93.8	63.6	54	52.5
	Overall	99.7	99.2	78.1	69.3	68
DAGMM(ST)	Single time	97.4	95.1	100	65.2	66.6
	Overall	99.8	99.6	100	80.9	81.8