Z-REx is a perturbation-based explainer for heterogeneous link prediction that finds important city features and co-clicked city edges, and claims large Fidelity gains over prior GNN explainers.
Page-link: Path-based graph neural network explanation for heterogeneous link prediction,
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Z-REx: Human-Interpretable GNN Explanations for Real Estate Recommendations
Z-REx is a perturbation-based explainer for heterogeneous link prediction that finds important city features and co-clicked city edges, and claims large Fidelity gains over prior GNN explainers.