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Research map / Label-efficient and robust learning / Semi-supervised learning

Meta Pseudo Labels

CVPR 2021 · Label-efficient and robust learning › Semi-supervised learning · approach: Confidence-based pseudo-label selection · 520 citations (OpenAlex)

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Measured effects reported in the paper

What was changedWhereMeasuredEffect
Adapt the teacher using feedback from the student's labeled-data performance, rather than keeping the teacher fixedPseudo-label training on ImageNet · ImageNet ILSVRC 2012 valtop-1 accuracy: 88.6 -> 90.2Helped
Use Meta Pseudo Labels instead of UDAResNet-50 semi-supervised learning · ImageNet-10%top-1 accuracy: 68.07 -> 73.89Helped
Use Meta Pseudo Labels instead of UDAResNet-50 with JFT unlabeled data · ImageNet ILSVRC 2012 valtop-1 accuracy: 79.0 -> 83.2Helped
Use Meta Pseudo Labels instead of Noisy Student + FixResEfficientNet-L2 with JFT unlabeled data · ImageNet ILSVRC 2012 valtop-1 accuracy: 88.5 -> 90.2Helped
Use Meta Pseudo Labels instead of the strongest listed baselineWideResNet-28-2 semi-supervised learning · CIFAR-10-4Kaccuracy: 95.74 ± 0.05 -> 96.11 ± 0.07Helped
Use Meta Pseudo Labels instead of the strongest listed baselineWideResNet-28-2 semi-supervised learning · SVHN-1Kaccuracy: 97.72 ± 0.38 -> 98.01 ± 0.07Helped
Use feedback to adjust the teacher's pseudo labelsPseudo-label learning on TwoMoon · TwoMoonsuccess finding the correct classifierHelped
Add supervised and UDA auxiliary objectives to the teacher (ablation)Meta Pseudo Labels · Image classification experimentsperformanceHelped
Use soft rather than hard pseudo labels (ablation)Meta Pseudo Labels · Small-scale experimentsperformanceNo clear effect
Add a moving-average baseline when computing the teacher feedback coefficient (ablation)Meta Pseudo Labels · Image classification experimentsperformanceHelped
Replace the gradient dot product with cosine similarity for the feedback coefficient (ablation)Meta Pseudo Labels · Training stabilitynumerical stabilityHelped

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