activity
20242026
collaborators

7 papers

cs.LG2026

Continual Low-Rank Adapters for LLM-based Generative Recommender Systems

Hyunsik Yoo, Ting-Wei Li, SeongKu Kang +4

While large language models (LLMs) achieve strong performance in recommendation, they face challenges in continual learning as users, items, and user preferences evolve over time.…

cs.LG2026

ReMix: Reinforcement routing for mixtures of LoRAs in LLM finetuning

Ruizhong Qiu, Hanqing Zeng, Yinglong Xia +15

Low-rank adapters (LoRAs) are a parameter-efficient finetuning technique that injects trainable low-rank matrices into pretrained models to adapt them to new tasks. Mixture-of-LoRA…

cs.IR2026

Mixture of Sequence: Theme-Aware Mixture-of-Experts for Long-Sequence Recommendation

Xiao Lin, Zhicheng Tang, Weilin Cong +14

Sequential recommendation has rapidly advanced in click-through rate prediction due to its ability to model dynamic user interests. A key challenge, however, lies in modeling long…

cs.IR2025

Capturing User Interests from Data Streams for Continual Sequential Recommendation

Gyuseok Lee, Hyunsik Yoo, Junyoung Hwang +2

Transformer-based sequential recommendation (SR) models excel at modeling long-range dependencies in user behavior via self-attention. However, updating them with continuously arri…

cs.IR2025

Continual Recommender Systems

Hyunsik Yoo, SeongKu Kang, Hanghang Tong

Modern recommender systems operate in uniquely dynamic settings: user interests, item pools, and popularity trends shift continuously, and models must adapt in real time without fo…

cs.IR2025

Ensuring User-side Fairness in Dynamic Recommender Systems

Hyunsik Yoo, Zhichen Zeng, Jian Kang +7

User-side group fairness is crucial for modern recommender systems, aiming to alleviate performance disparities among user groups defined by sensitive attributes like gender, race,…