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Research map / Probabilistic and scientific modeling / Bayesian optimization

MFES-HB: Efficient Hyperband with Multi-Fidelity Quality Measurements

AAAI 2021 · Probabilistic and scientific modeling › Bayesian optimization · approach: Multi-fidelity hyperparameter optimization · 21 citations (OpenAlex)

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Measured effects reported in the paper

What was changedWhereMeasuredEffect
Use low-fidelity measurements alongside high-fidelity measurements to guide configuration searchMFES-HB · FCNetconvergence speedHelped
Combine fidelity-specific surrogates with gPoE and ranking-loss-based weightsMFES-HB · FCNetconvergence performanceHelped
Replace gPoE with a linear combination assuming independent predictions (ablation)MFES-HB surrogate · FCNetconvergenceHurt
Use a single best fidelity-specific surrogate instead of the weighted ensemble (ablation)MFES-HB surrogate · FCNetconvergenceHurt
Give all fidelity-specific surrogates equal weight (ablation)MFES-HB surrogate · FCNetconvergenceHurt
Use MFES-HB instead of HBFCNet · FCNetspeedup over HB: 1.0x -> 10.1xHelped
Use MFES-HB instead of HBXGBoost · XGBoostspeedup over HB: 1.0x -> 4.5xHelped

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