collaborators

5 papers

cs.IR2026

MMGRid: Navigating Temporal-aware and Cross-domain Generative Recommendation via Model Merging

Tianjun Wei, Enneng Yang, Yingpeng Du +3

Model merging (MM) offers an efficient mechanism for integrating multiple specialized models without access to original training data or costly retraining. While MM has demonstrate…

cs.IR2025

LLM-Driven Dual-Level Multi-Interest Modeling for Recommendation

Ziyan Wang, Yingpeng Du, Zhu Sun +4

Recently, much effort has been devoted to modeling users' multi-interests based on their behaviors or auxiliary signals. However, existing methods often rely on heuristic assumptio…

cs.AI2025

Reinforcement Speculative Decoding for Fast Ranking

Yingpeng Du, Tianjun Wei, Zhu Sun +1

Large Language Models (LLMs) have been widely adopted in ranking systems such as information retrieval (IR) systems and recommender systems (RSs). To alleviate the latency of auto-…

cs.LG2025

Uncertain Multi-Objective Recommendation via Orthogonal Meta-Learning Enhanced Bayesian Optimization

Hongxu Wang, Zhu Sun, Yingpeng Du +3

Recommender systems (RSs) play a crucial role in shaping our digital interactions, influencing how we access and engage with information across various domains. Traditional researc…

cs.IR2025

Active Large Language Model-based Knowledge Distillation for Session-based Recommendation

Yingpeng Du, Zhu Sun, Ziyan Wang +3

Large language models (LLMs) provide a promising way for accurate session-based recommendation (SBR), but they demand substantial computational time and memory. Knowledge distillat…