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Yoonhyuk Choi

3 papers · 2023–2026 · 2 venues · across top CS/AI venues

Authors are matched by name, so researchers who share a name ("Yang Liu", "Wei Wang") appear as a single profile and their paper counts, venues and achievements are combined. How identity is handled.

Achievements

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🌍 Conference Polyglot · Bronze

Venues

UAI (2) AAAI (1)

Top co-authors

Taewook Ko (3) Chong-Kwon Kim (3) Jiho Choi (2) JongWook Kim (1)

Research topics

Deep Learning (3) Machine Learning (3) Architectures (3) Core Methods (2) Learning Types · Machine Learning (2) Learning Types · Deep Learning (1) Optimization & Theory (1)

Keywords

graph neural network (2) heterophilic graph (2) message passing (1) spectral regularization (1) spectral radius (1) node classification (1) graph augmentation (1) graph contrastive learning (1) semi-supervised node classification (1) link sign prediction (1) sheaf neural network (1) spectral graph convolution (1) expectation maximization (1) laplacian perturbation (1) pac-bayes theory (1)

Papers

Sheaf Graph Neural Networks via PAC-Bayes Spectral Optimization AAAI 2026 Selective Blocking for Message-Passing Neural Networks on Heterophilic Graphs UAI 2025 Universal Graph Contrastive Learning with a Novel Laplacian Perturbation UAI 2023