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Learning From Noisy Labels by Regularized Estimation of Annotator Confusion

CVPR 2019 · Label-efficient and robust learning › Noisy labels · approach: Noise-aware loss and pairwise methods · 248 citations (OpenAlex)

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Measured effects reported in the paper

What was changedWhereMeasuredEffect
Add trace norm regularization to the joint noisy-label loss (ablation)Our method · CIFAR-10, dense labelsaccuracy: 80.29 \pm 0.65 -> 81.23 \pm 0.21Helped
Add trace norm regularization to the joint noisy-label loss (ablation)Our method · CIFAR-10, dense labelsCM error: 1.37 \pm 0.12 -> 0.72 \pm 0.01Helped
Add trace norm regularization to the joint noisy-label loss (ablation)Our method · CIFAR-10, 1 label per imageaccuracy: 76.31\pm0.49 -> 77.65\pm0.31Helped
Add trace norm regularization to the joint noisy-label loss (ablation)Our method · CIFAR-10, 1 label per imageCM error: 1.46 \pm 0.27 -> 1.22\pm0.01Helped
Use trace regularization (ablation)Our method · MNIST, simulated annotatorsclassification accuracyHelped
Use trace regularization (ablation)Our method · MNIST, simulated annotatorsCM estimation errorHelped
Use trace regularization (ablation)Our method · MNIST with low label noiseclassification accuracyNo clear effect
Use an individual confusion matrix for each annotator rather than one shared confusion matrixNoise-robust classifier · CIFAR-10, simulated annotatorsaccuracyHelped
Use the proposed joint trace-regularized estimator instead of MBEMCIFAR-10 · CIFAR-10, dense labelsaccuracy: 73.33 \pm 0.46 -> 81.23 \pm 0.21Helped
Use the proposed joint trace-regularized estimator instead of MBEMCIFAR-10 · CIFAR-10, 1 label per imageaccuracy: 55.97 \pm 1.23 -> 77.65\pm0.31Helped
Set trace regularizer scale to values in {0.1, 0.01, 0.001} (ablation)Our method · MNIST, mean annotator skill p=0.35validation accuracyNo clear effect

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