3 papers
cs.IR2026
GraphRAG-IRL: Personalized Recommendation with Graph-Grounded Inverse Reinforcement Learning and LLM Re-ranking
Siqi Liang, Xiawei Wang, Yudi Zhang +1
Personalized recommendation requires models that capture sequential user preferences while remaining robust to sparse feedback and semantic ambiguity. Recent work has explored larg…
cs.LG2025
PersonaAgent with GraphRAG: Community-Aware Knowledge Graphs for Personalized LLM
Siqi Liang, Yudi Zhang, Yue Guo
We propose a novel framework for persona-based language model system, motivated by the need for personalized AI agents that adapt to individual user preferences. In our approach, t…
cs.LG2025
C-TLSAN: Content-Enhanced Time-Aware Long- and Short-Term Attention Network for Personalized Recommendation
Siqi Liang, Yudi Zhang, Yubo Wang
Sequential recommender systems aim to model users' evolving preferences by capturing patterns in their historical interactions. Recent advances in this area have leveraged deep neu…