collaborators

5 papers

cs.IR2026

LaRec: Unleashing LLM-based Latent Reasoning for Generative Recommendation

Yu Xia, Zihan Lin, Wei Yang +4

Large Language Models (LLMs) have shown great promise in recommendation due to superior reasoning abilities. However, existing methods mainly rely on explicit Chain-of-Thought (CoT…

cs.LG2026

HTPO: Towards Exploration-Exploitation Balanced Policy Optimization via Hierarchical Token-level Objective Control

Xincheng Yao, Ruoqi Li, Cheng Chen +4

Reinforcement Learning with Verifiable Rewards (RLVR) has emerged as a pivotal technique for enhancing the reasoning capabilities of Large Language Models (LLMs). However, the de f…

cs.IR2026

TimeMM: Time-as-Operator Spectral Filtering for Dynamic Multimodal Recommendation

Wei Yang, Rui Zhong, Zihan Lin +4

Multimodal recommendation improves user modeling by integrating collaborative signals with heterogeneous item content. In real applications, user interests evolve over time and exh…

cs.IR2025

HyMiRec: A Hybrid Multi-interest Learning Framework for LLM-based Sequential Recommendation

Jingyi Zhou, Cheng Chen, Kai Zuo +5

Large language models (LLMs) have recently demonstrated strong potential for sequential recommendation. However, current LLM-based approaches face critical limitations in modeling…

cs.IR2025

Cross-Scenario Unified Modeling of User Interests at Billion Scale

Manjie Xu, Cheng Chen, Xin Jia +9

User interests on content platforms are inherently diverse, manifesting through complex behavioral patterns across heterogeneous scenarios such as search, feed browsing, and conten…