一作SIGIR 2026Oral· Information Retrieval (Full)
LWGR: Lagrangian-Constrained Personalized World Knowledge for Generative Recommendation
Lingyu Mu · Hao Deng · Haibo Xing · Kaican Lin · Zhitong Zhu · Zhengxiao Liu · Zheng Lin · Xiaoyi Zeng · Yu Zhang · Jinxin Hu
摘要
Recent progress in large language model (LLM) based generative recommendation (GR) shows that leveraging LLM world knowledge can substantially improve performance. However, existing methods rely on fixed, manually designed instructions to generate semantic knowledge and directly incorporate it in...