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Graph Representation Learning via Ladder Gamma Variational Autoencoders

AAAI 2020 · Graph learning › Graph self-supervised learning · approach: Semi-supervised node representation learning · 24 citations (OpenAlex)

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Measured effects reported in the paper

What was changedWhereMeasuredEffect
add node side-information (LGVG-X vs LGVG) (ablation)LGVG · Cora link predictionAverage Precision: 0.9254 ± 0.0068 -> 0.9502 ± 0.0061Helped
add node side-information (LGVG-X vs LGVG) (ablation)LGVG · Citeseer link predictionAverage Precision: 0.9130 ± 0.0112 -> 0.9624 ± 0.0067Helped
add node side-information (LGVG-X vs LGVG) (ablation)LGVG · Pubmed link predictionAverage Precision: 0.9545 ± 0.0024 -> 0.9559 ± 0.0017Helped
add node side-information (LGVG-X vs LGVG) (ablation)LGVG · NIPS12 link predictionAverage Precision: 0.9260 ± 0.0068 -> 0.9260 ± 0.0068No clear effect
replace single-layer EPM-SGVB with deep ladder gamma VAE (ablation)EPM-SGVB · Cora link predictionAverage Precision: 0.8666 ± 0.0109 -> 0.9254 ± 0.0068Helped
replace single-layer EPM-SGVB with deep ladder gamma VAE (ablation)EPM-SGVB · Pubmed link predictionAverage Precision: 0.8600 ± 0.0047 -> 0.9545 ± 0.0024Helped
increase number of stochastic layers (1 to 5) (ablation)LGVG · NIPS12 link predictionROC/APHelped
use LGVG instead of VGAEVGAE · Cora link predictionAverage Precision: 0.9260 ± 0.0001 -> 0.9254 ± 0.0068Mixed
use LGVG instead of DGLFRMDGLFRM · Citeseer link predictionAverage Precision: 0.9438 ± 0.0073 -> 0.9130 ± 0.0112Hurt
LGVG-X vs VGAE with less training dataVGAE · Cora link predictionAverage PrecisionHelped

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