Quantile-Free Uncertainty Quantification in Graph Neural Networks
Soyoung Park · Hwanjun Song · Sungsu Lim
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Soyoung Park · Hwanjun Song · Sungsu Lim
Junghyun Oh · Sungsu Lim
Retrieval-Augmented Generation (RAG) often struggles with multi-hop reasoning because Euclidean embeddings collapse hierarchical structure and let semantic similarity dominate ranking, leading to semantic–structural misalignment. As a result, structurally irrelevant yet semantically similar candi...
Minkyung Song · Soyoung Park · Sungsu Lim
User–item interactions in recommender systems are shaped by intertwined factors, such as genuine intent and social conformity. Recent Large Language Model (LLM)-based recommenders leverage textual semantics to improve accuracy and explainability, but often fail to disentangle these factors, limit...
Minkyung Song · Soyoung Park · Sungsu Lim