Table 3.

Comparative Metrics (UCI HAR, mean ± standard deviation across 20 runs).

Method	Accuracy (%)	ДEntropy	KL-Div	Latency (ms)	Memory (KB)
Ours.Variational	89.6	1.96	0.095	25.9	41.2
Ours.Stochastic-Boolean	87.7	1.74	0.113	23.4	28.5
FedEntropy	84.2	1.28	0.158	28.3	37.4
EDS-FL	85.1	1.33	0.140	26.8	42.1
SER	80.7	0.93	0.202	29.1	39.9