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Research map / Graph learning / GNN architectures

Sequential Graph Convolutional Network for Active Learning

CVPR 2021 · Graph learning › GNN architectures · approach: Deep graph convolution and simplification · 126 citations (OpenAlex)

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Measured effects reported in the paper

What was changedWhereMeasuredEffect
Use CoreGCN for active samplingResNet-18 active learning · CIFAR-10, 10,000 labelled examplesaccuracyHelped
Use CoreGCN for active samplingResNet-18 active learning · CIFAR-100, 40% of training dataaccuracyHelped
Use CoreGCN for active samplingDeepPrior active learning · ICVLmean squared errorHelped
Use UncertainGCN for active samplingResNet-18 active learning · CIFAR-10 imbalanced, 10,000 labelled samplesmean average accuracyHelped
Use CoreGCN for active samplingResNet-18 active learning · CIFAR-10 imbalancedmean average accuracyHelped
Replace the GCN sampler with a two-layer dense discriminator (ablation)UncertainGCN on CIFAR-10 · CIFAR-10accuracyHurt
Use a one-layer rather than two-layer GCN (ablation)UncertainGCN on CIFAR-10 · CIFAR-10accuracyHurt
Use a three-layer rather than two-layer GCN (ablation)UncertainGCN on CIFAR-10 · CIFAR-10accuracyHurt
Increase dropout from 0.3 to 0.5 or 0.8 (ablation)UncertainGCN on CIFAR-10 · CIFAR-10accuracyHurt
Increase hidden units to 256 or 512 (ablation)UncertainGCN on CIFAR-10 · CIFAR-10accuracyNo clear effect
Decrease the uncertainty margin from 0.4 to 0.1 (ablation)UncertainGCN · CIFAR-10accuracyHelped
Decrease the uncertainty margin further below 0.1 (ablation)UncertainGCN · CIFAR-10accuracyNo clear effect

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