Yoonhyuk Choi

Yoonhyuk Choi

Language model, retrieval augmented generation, graph neural network, recommender systems

Sheaf Graph Neural Networks via PAC-Bayes Spectral Optimization

arXiv preprint, 2025

Yoonhyuk Choi, Jiho Choi, Taewook Ko, Jongwook Kim, Chong-Kwon Kim