Search Results for author: Haonan Yuan

Found 5 papers, 4 papers with code

Dynamic Graph Information Bottleneck

1 code implementation9 Feb 2024 Haonan Yuan, Qingyun Sun, Xingcheng Fu, Cheng Ji, JianXin Li

Leveraged by the Information Bottleneck (IB) principle, we first propose the expected optimal representations should satisfy the Minimal-Sufficient-Consensual (MSC) Condition.

Link Prediction Representation Learning

Poincaré Differential Privacy for Hierarchy-Aware Graph Embedding

no code implementations19 Dec 2023 Yuecen Wei, Haonan Yuan, Xingcheng Fu, Qingyun Sun, Hao Peng, Xianxian Li, Chunming Hu

Specifically, PoinDP first learns the hierarchy weights for each entity based on the Poincar\'e model in hyperbolic space.

Graph Embedding Inductive Bias +3

Hyperbolic Geometric Graph Representation Learning for Hierarchy-imbalance Node Classification

1 code implementation11 Apr 2023 Xingcheng Fu, Yuecen Wei, Qingyun Sun, Haonan Yuan, Jia Wu, Hao Peng, JianXin Li

We find that training labeled nodes with different hierarchical properties have a significant impact on the node classification tasks and confirm it in our experiments.

Graph Representation Learning Node Classification

Position-aware Structure Learning for Graph Topology-imbalance by Relieving Under-reaching and Over-squashing

1 code implementation17 Aug 2022 Qingyun Sun, JianXin Li, Haonan Yuan, Xingcheng Fu, Hao Peng, Cheng Ji, Qian Li, Philip S. Yu

Topology-imbalance is a graph-specific imbalance problem caused by the uneven topology positions of labeled nodes, which significantly damages the performance of GNNs.

Graph Learning Graph structure learning +2

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