Fig. 3
From: Efficient federated graph aggregation for privacy-preserving GNN-based session recommendation

Interactions between \(V_{t-1}\) and \(\Delta \tilde{v}_{t}\).
From: Efficient federated graph aggregation for privacy-preserving GNN-based session recommendation
Interactions between \(V_{t-1}\) and \(\Delta \tilde{v}_{t}\).