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Graph Cross Networks with Vertex Infomax Pooling

NeurIPS 2020 · Graph learning › GNN architectures · approach: Graph structure learning · 4 citations (OpenAlex)

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Measured effects reported in the paper

What was changedWhereMeasuredEffect
Use GXN with VIPool and intermediate feature crossingGraph classification · Six graph-classification datasetsaverage accuracy: 2.12%Helped
Use GXN with VIPool and intermediate feature crossingVertex classification · Cora, Citeseer, Pubmedaverage accuracy: 1.15%Helped
Replace VIPool with gPool (ablation)GXN · Graph classificationaccuracyHurt
Replace VIPool with SAGPool (ablation)GXN · Graph classificationaccuracyHurt
Replace VIPool with AttPool (ablation)GXN · Graph classificationaccuracyHurt
Replace VIPool with gPool, SAGPool, or AttPool (ablation)GXN · Cora, Citeseer, Pubmed vertex classificationaverage accuracyHurt
Remove feature-crossing layers (ablation)GXN · Graph classificationaccuracyHurt
Remove feature-crossing layers (ablation)GXN · Vertex classificationaccuracy: 1.10% on averageHurt
Use more feature-crossing across layers rather than one direction or no crossing (ablation)GXN · Graph classificationaccuracyHelped
Increase graph scales from 1 to 2 (ablation)GXN · IMDB-Baccuracy: 2.53% on averageHelped
Use more than 3 graph scales (ablation)GXN · IMDB-BaccuracyNo clear effect
Use more than 2 feature-crossing layers (ablation)GXN · IMDB-BaccuracyHurt

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