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Progressive Adversarial Networks for Fine-Grained Domain Adaptation

CVPR 2020 · Label-efficient and robust learning › Domain adaptation and generalization · approach: Adversarial domain adaptation · 59 citations (OpenAlex)

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Measured effects reported in the paper

What was changedWhereMeasuredEffect
apply progressive adversarial adaptation with progressively mixed coarse-to-fine labelsResNet-50 domain adaptation · CUB-Paintingsaverage accuracy: 50.28% to 59.16%Helped
apply PAN instead of the strongest reported baselineResNet-50 domain adaptation · CompCarsaverage accuracy: 29.13 to 31.31Helped
apply PAN instead of the strongest reported baselineResNet-50 domain adaptation · Birds-31average accuracy: 82.18 to 83.34Helped
add progressive granularity learning (PGL) to PAL (ablation)PAN on CUB-Paintings · CUB-Paintingsaverage accuracy: 54.44 to 59.16Helped
add progressive adversarial learning (PAL) to PGL (ablation)PAN on CUB-Paintings · CUB-Paintingsaverage accuracy: 53.87 to 59.16Helped
add residual feature concatenation to PAL (ablation)PAN on CUB-Paintings · CUB-Paintingsaverage accuracy: 53.89 to 59.16Helped
share weights between the fine- and coarse-grained feature extractors (ablation)PAN · CUB-Paintingsaverage accuracy: 59.16% to 51.48%Hurt
use coarse labels at genus, family, and order levels together rather than one level alone (ablation)PAN · CUB-Paintingsaverage accuracy: 56.85, 56.76, and 57.88 to 59.16Helped
replace the proposed curriculum schedule with a linear schedule (ablation)PAN · CUB-Paintingsaverage accuracy: 59.16 to 54.67Hurt
replace the proposed curriculum schedule with a step schedule (ablation)PAN · CUB-Paintingsaverage accuracy: 59.16 to 54.88Hurt
replace the proposed curriculum schedule with an exponential schedule (ablation)PAN · CUB-Paintingsaverage accuracy: 59.16 to 55.19Hurt

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