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Comparative Metrics (PAMAP2, mean ± standard deviation across 20 runs).
| Method | Accuracy (%) | ДEntropy | KL-Div | Latency (ms) | Memory (KB) |
|---|---|---|---|---|---|
| Ours.Variational | 89.6 | 1.96 | 0.102 | 26.1 | 42.0 |
| Ours.Stochastic-Boolean | 87.1 | 1.61 | 0.121 | 23.4 | 29.3 |
| FedEntropy | 84.2 | 1.28 | 0.160 | 28.7 | 38.1 |
| EDS-FL | 84.7 | 1.36 | 0.147 | 27.4 | 43.2 |
| SER | 80.7 | 0.93 | 0.205 | 29.5 | 40.7 |
