activity
20242026
collaborators

11 papers

cs.IR2026

One Sequential Recommendation Model Pretrained from Synthetic Priors Predicts Multiple Datasets

Woosung Kang, Jiwon Jeong, Jonghyeok Shin +2

Existing sequential recommendation models rely on dataset-specific training, where the learned parameters are fitted to the item catalog and the observed interaction distribution o…

cs.LG2026

How Much Memory Do We Need? Adaptive Memory Gate for Neural Operators

Jihyeon Hur, Yongseok Kwon, Min-Gi Jo +2

Neural operators have emerged as a powerful data-driven approach for solving time-dependent PDEs. Among recent advances, memory-augmented neural operators explicitly incorporate pa…

cs.LG2026

Learning Posterior Predictive Distributions for Node Classification from Synthetic Graph Priors

Jeongwhan Choi, Jongwoo Kim, Woosung Kang +1

One of the most challenging problems in graph machine learning is generalizing across graphs with diverse properties. Graph neural networks (GNNs) face a fundamental limitation: th…

cs.LG2025

Can TabPFN Compete with GNNs for Node Classification via Graph Tabularization?

Jeongwhan Choi, Woosung Kang, Minseo Kim +2

Foundation models pretrained on large data have demonstrated remarkable zero-shot generalization capabilities across domains. Building on the success of TabPFN for tabular data and…

cs.LG2025

Are Graph Transformers Necessary? Efficient Long-Range Message Passing with Fractal Nodes in MPNNs

Jeongwhan Choi, Seungjun Park, Sumin Park +2

Graph Neural Networks (GNNs) have emerged as powerful tools for learning on graph-structured data, but often struggle to balance local and global information. While graph Transform…

cs.IR2025

TV-Rec: Time-Variant Convolutional Filter for Sequential Recommendation

Yehjin Shin, Jeongwhan Choi, Seojin Kim +1

Recently, convolutional filters have been increasingly adopted in sequential recommendation for their ability to capture local sequential patterns. However, most of these models co…