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Generalizable Representation Learning for Mixture Domain Face Anti-Spoofing

AAAI 2021 · Label-efficient and robust learning › Domain adaptation and generalization · approach: Foundation-model domain generalization · 125 citations (OpenAlex)

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Measured effects reported in the paper

What was changedWhereMeasuredEffect
Iteratively cluster unlabeled mixture domains and train with meta-learningD²AM · O&C&M to IHTER (%): 17.30 -> 15.43Helped
Iteratively cluster unlabeled mixture domains and train with meta-learningD²AM · O&C&I to MHTER (%): 13.89 -> 12.70Helped
Iteratively cluster unlabeled mixture domains and train with meta-learningD²AM · O&M&I to CHTER (%): 20.27 -> 20.98Hurt
Iteratively cluster unlabeled mixture domains and train with meta-learningD²AM · I&C&M to OHTER (%): 16.45 -> 15.27Helped
Iteratively cluster unlabeled mixture domains and train with meta-learningD²AM · M&I to CAUC (%): 71.29 -> 72.04Helped
Iteratively cluster unlabeled mixture domains and train with meta-learningD²AM · M&I to OHTER (%): 29.12 -> 27.70Helped
Use provided domain labels instead of the method's pseudo-domain assignment (ablation)D²AM · O&C&M to IHTER (%): 15.43 -> 18.24Hurt
Randomly select meta-train and meta-test domains instead of using assigned domains (ablation)D²AM · O&C&M to IHTER (%): 15.43 -> 27.05Hurt
Use all channels rather than low-attention channels for clustering (ablation)D²AM · O&C&M to IHTER (%): 15.43 -> 16.57Hurt
Add domain enhancement entropy loss to suppress task information in domain features (ablation)D²AM · O&C&M to IHTER (%): 15.89 -> 15.43Helped
Add MMD-based regularization (ablation)D²AM · O&C&M to IHTER (%): 16.11 -> 15.43Helped
Set the number of clusters to 2 rather than 3 (ablation)D²AM · O&C&M to IHTER (%): 15.43 -> 17.16Hurt

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