Source Selection on 100 domains from 8 HF datasets Llama-3.1-8B
100Top-1 AccOracle
Evaluation results
| Method | Links | ||||
|---|---|---|---|---|---|
| Oracle2026.06 | 100 | 100 | 0 | 100 | |
| Scov(Ma) aloneAlignment=Activation second-moment2026.06 | 46.3 | 85 | 0.114 | 98.42 | |
| FisherSketchProjections=SRHT2026.06 | 45.7 | 87.3 | 0.119 | 98.44 | |
| Scov(diag(Γe)) proxyAlignment=Diagonal error covariance proxy2026.06 | 44 | 87.7 | 0.21 | 97.65 | |
| Scov(Γe) aloneAlignment=Error covariance2026.06 | 41.3 | 86.7 | 0.21 | 97.7 | |
| PPL similarity2026.06 | 28 | — | — | — | |
| Random (1/24)Selection Ratio=1/242026.06 | 4.2 | 12.5 | — | 14.8 |