collaborators

6 papers

cs.IR2026

ConnectionMind: Leveraging Social Networks and Large Language Models for Personalized Recommendation at Meta

Haoyu Han, Yuming Liu, Lei Huang +3

Modern recommendation systems on social media platforms such as Meta must model complex social relationships, including friendships, group memberships, and creator interactions, al…

cs.IR2026

Real-Time Hard Negative Sampling via LLM-based Clustering for Large-Scale Two-Tower Retrieval

Ivan Ji, Liuyi Hu, Harrison +6

The two-tower model has been widely used for large-scale recommendation systems, particularly in the retrieval stage. Industry standards for training two-tower models typically inv…

cs.IR2026

NEXT: Reasoning-Driven Video Recommendation via a Vision-Language Model

Yuming Liu, Hongye Yang, Harrison Zhao +5

We present NEXT (Next-interest EXploration Transformer), a reasoning-driven video recommendation framework that reasons over the video a user has just watched, infers the viewer's…

cs.IR2025

Action is All You Need: Dual-Flow Generative Ranking Network for Recommendation

Hao Guo, Erpeng Xue, Lei Huang +5

Deep Learning Recommendation Models (DLRMs) often rely on extensive manual feature engineering to improve accuracy and user experience, which increases system complexity and limits…

cs.IR2025

Search-Based Interaction For Conversation Recommendation via Generative Reward Model Based Simulated User

Xiaolei Wang, Chunxuan Xia, Junyi Li +5

Conversational recommendation systems (CRSs) use multi-turn interaction to capture user preferences and provide personalized recommendations. A fundamental challenge in CRSs lies i…

cs.IR2025

SessionRec: Next Session Prediction Paradigm For Generative Sequential Recommendation

Lei Huang, Hao Guo, Linzhi Peng +7

We introduce SessionRec, a novel next-session prediction paradigm (NSPP) for generative sequential recommendation, addressing the fundamental misalignment between conventional next…