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Geodesic Graph Neural Network for Efficient Graph Representation Learning

NeurIPS 2022 · Graph learning › GNN architectures · approach: Simple and scalable GNNs · 9 citations (OpenAlex)

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Measured effects reported in the paper

What was changedWhereMeasuredEffect
add vertical geodesic representation to GCNGCN · OGBL-PPAHits@100 %: 18.67 -> 45.92Helped
add shortest-path distance only vs GCN (ablation)GCN · Cora link predictionAUC: 81.79 -> 92.93Helped
add distance only vs GCN (ablation)GCN · OGBL-PPAHits@100 %: 18.67 -> 20.39No clear effect
replace distance with full vertical geodesic (ablation)GCN+DIST · OGBL-PPAHits@100 %: 20.39 -> 43.86Helped
add geodesic node degree to vertical geodesic (ablation)GDGNN-Vert · OGBL-PPAHits@100 %: 43.86 -> 45.92Helped
add geodesic node degree to vertical geodesic (ablation)GDGNN-Vert · Cora link predictionAUC: 94.14 -> 94.56No clear effect
use full horizontal geodesic instead of partial (ablation)4-GDGNN-Hor · Cora link predictionAUC: 92.73 -> 94.40Helped
add geodesic node degree to vertical geodesic (ablation)GDGNN-Vert · OGBG-MOLHIVAUC %: 77.9 -> 79.1Helped
increase cutoff distance from 3 to 4 (ablation)GDGNN-Vert · OGBL-PPAHits@100 %: 45.92 -> 44.82Hurt
increase cutoff distance from 1 to 4 (ablation)GDGNN-Vert · Cora link predictionAUC: 82.46 -> 94.47Helped
use horizontal instead of vertical geodesicGDGNN · OGBL-PPAHits@100 %: 45.92 -> 28.79Hurt
use GDGNN instead of subgraph method SEAL for efficiencyGDGNN-Vert · OGBL-PPArunning time: 2 hr 20 min -> 33 minHelped

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