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Long-Tailed Recognition by Mutual Information Maximization between Latent Features and Ground-Truth Labels

ICML 2023 · Label-efficient and robust learning › Recognition and long-tail · approach: Decoupled and calibrated long-tail training · 4 citations (OpenAlex)

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Measured effects reported in the paper

What was changedWhereMeasuredEffect
maximize mutual information between latent features and ground-truth labels rather than input dataGML loss · ImageNet-LTaccuracy (All)Helped
add the teacher-student strategy to GML (ablation)Proposed method · ImageNet-LTaccuracy: 56.0 -> 58.3 (+2.3)Helped
add the teacher-student strategy (ablation)BCL · ImageNet-LTaccuracy: 56.7 -> 57.1 (+0.4)No clear effect
use the proposed loss instead of cross-entropy (ablation)ImageNet-LT training · ImageNet-LTaccuracy: 55.4 -> 56.0Helped
increase teacher backbone performance from ResNet-34 to ResNeXt-101 (ablation)Proposed teacher-student training · ImageNet-LTstudent accuracy: 58.0 -> 58.3Helped
train τ_g instead of fixing it (ablation)Proposed method · ImageNet-LTaccuracy: 58.2 -> 58.3Helped
use logit-adjustment strength α=1.0 instead of α=0.2 (ablation)Proposed segmentation loss · ADE20KmIoU: 38.1 -> 31.7Hurt
use logit-adjustment strength α=1.0 instead of α=0.2 (ablation)Proposed segmentation loss · ADE20KmAcc: 51.4 -> 59.8Helped
use the proposed method rather than supervised contrastive learningCIFAR-10-LT · CIFAR-10-LT (imbalance factor 1)accuracy: 96.0 -> 95.9No clear effect
use the proposed method rather than supervised contrastive learningCIFAR-10-LT · CIFAR-10-LT (imbalance factor 100)accuracy: 82.7 -> 86.7Helped
replace cross-entropy with the proposed lossADE20K segmentation · ADE20KmIoU: 36.1 -> 38.1Helped

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