U-rank: Utility-oriented Learning to Rank with Implicit Feedback. - Xinyi Dai; Jiawei Hou; Qing Liu 020; Yunjia Xi; Ruiming Tang; Weinan Zhang 001; Xiuqiang He 001; Jun Wang 012; Yong Yu 001 (CIKM, 2020)

Context-aware Reranking with Utility Maximization for Recommendation. - Yunjia Xi; Weiwen Liu; Xinyi Dai; Ruiming Tang; Weinan Zhang 001; Qing Liu 020; Xiuqiang He 001; Yong Yu 001 (CoRR, 2021)

Neural Re-ranking in Multi-stage Recommender Systems: A Review. - Weiwen Liu; Yunjia Xi; Jiarui Qin; Fei Sun; Bo Chen 023; Weinan Zhang 001; Rui Zhang 003; Ruiming Tang (IJCAI, 2022)

Multi-Level Interaction Reranking with User Behavior History. - Yunjia Xi; Weiwen Liu; Jieming Zhu; Xilong Zhao; Xinyi Dai; Ruiming Tang; Weinan Zhang 001; Rui Zhang 003; Yong Yu 001 (SIGIR, 2022)

Beyond Relevance Ranking: A General Graph Matching Framework for Utility-Oriented Learning to Rank. - Xinyi Dai; Yunjia Xi; Weinan Zhang 001; Qing Liu 020; Ruiming Tang; Xiuqiang He 001; Jiawei Hou; Jun Wang 012; Yong Yu 001 (ACM Trans. Inf. Syst., 2022)

Personalized Diversification for Neural Re-ranking in Recommendation. - Weiwen Liu; Yunjia Xi; Jiarui Qin; Xinyi Dai; Ruiming Tang; Shuai Li 010; Weinan Zhang 001; Rui Zhang 003 (ICDE, 2023)

On-device Integrated Re-ranking with Heterogeneous Behavior Modeling. - Yunjia Xi; Weiwen Liu; Yang Wang 019; Ruiming Tang; Weinan Zhang 001; Yue Zhu; Rui Zhang 003; Yong Yu 001 (KDD, 2023)

A Bird's-eye View of Reranking: From List Level to Page Level. - Yunjia Xi; Jianghao Lin; Weiwen Liu; Xinyi Dai; Weinan Zhang 001; Rui Zhang 003; Ruiming Tang; Yong Yu 001 (WSDM, 2023)

How Can Recommender Systems Benefit from Large Language Models: A Survey. - Jianghao Lin; Xinyi Dai; Yunjia Xi; Weiwen Liu; Bo Chen 023; Xiangyang Li; Chenxu Zhu; Huifeng Guo; Yong Yu 001; Ruiming Tang; Weinan Zhang 001 (CoRR, 2023)

Towards Open-World Recommendation with Knowledge Augmentation from Large Language Models. - Yunjia Xi; Weiwen Liu; Jianghao Lin; Jieming Zhu; Bo Chen 023; Ruiming Tang; Weinan Zhang 001; Rui Zhang 003; Yong Yu 001 (CoRR, 2023)

Play to Your Strengths: Collaborative Intelligence of Conventional Recommender Models and Large Language Models. - Yunjia Xi; Weiwen Liu; Jianghao Lin; Chuhan Wu; Bo Chen 023; Ruiming Tang; Weinan Zhang 001; Yong Yu 001 (CCIR, 2024)

MemoCRS: Memory-enhanced Sequential Conversational Recommender Systems with Large Language Models. - Yunjia Xi; Weiwen Liu; Jianghao Lin; Bo Chen 023; Ruiming Tang; Weinan Zhang 001; Yong Yu 001 (CIKM, 2024)

DisCo: Towards Harmonious Disentanglement and Collaboration between Tabular and Semantic Space for Recommendation. - Kounianhua Du; Jizheng Chen; Jianghao Lin; Yunjia Xi; Hangyu Wang; Xinyi Dai; Bo Chen 023; Ruiming Tang; Weinan Zhang 001 (KDD, 2024)

Towards Open-World Recommendation with Knowledge Augmentation from Large Language Models. - Yunjia Xi; Weiwen Liu; Jianghao Lin; Xiaoling Cai; Hong Zhu 003; Jieming Zhu; Bo Chen 023; Ruiming Tang; Weinan Zhang 001; Yong Yu 001 (RecSys, 2024)

ClickPrompt: CTR Models are Strong Prompt Generators for Adapting Language Models to CTR Prediction. - Jianghao Lin; Bo Chen 023; Hangyu Wang; Yunjia Xi; Yanru Qu; Xinyi Dai; Kangning Zhang; Ruiming Tang; Yong Yu 001; Weinan Zhang 001 (WWW, 2024)

A Decoding Acceleration Framework for Industrial Deployable LLM-based Recommender Systems. - Yunjia Xi; Hangyu Wang; Bo Chen 023; Jianghao Lin; Menghui Zhu; Weiwen Liu; Ruiming Tang; Weinan Zhang 001; Yong Yu 001 (CoRR, 2024)

Efficient and Deployable Knowledge Infusion for Open-World Recommendations via Large Language Models. - Yunjia Xi; Weiwen Liu; Jianghao Lin; Muyan Weng; Xiaoling Cai; Hong Zhu 003; Jieming Zhu; Bo Chen 023; Ruiming Tang; Yong Yu 001; Weinan Zhang 001 (CoRR, 2024)

A Survey on Diffusion Models for Recommender Systems. - Jianghao Lin; Jiaqi Liu; Jiachen Zhu 001; Yunjia Xi; Chengkai Liu; Yangtian Zhang; Yong Yu 001; Weinan Zhang 001 (CoRR, 2024)

Beyond Positive History: Re-ranking with List-level Hybrid Feedback. - Muyan Weng; Yunjia Xi; Weiwen Liu; Bo Chen 023; Jianghao Lin; Ruiming Tang; Weinan Zhang 001; Yong Yu 001 (CoRR, 2024)

LIBER: Lifelong User Behavior Modeling Based on Large Language Models. - Chenxu Zhu; Shigang Quan; Bo Chen 023; Jianghao Lin; Xiaoling Cai; Hong Zhu 003; Xiangyang Li; Yunjia Xi; Weinan Zhang 001; Ruiming Tang (CoRR, 2024)

Utility-Oriented Reranking with Counterfactual Context. - Yunjia Xi; Weiwen Liu; Xinyi Dai; Ruiming Tang; Qing Liu 020; Weinan Zhang 001; Yong Yu 001 (ACM Trans. Knowl. Discov. Data, 2024)

An Efficient Approximation Framework for LLM-Enhanced Recommendation. - Huacan Chai; Menghui Zhu; Jianghao Lin; Yunjia Xi; Weinan Zhang 001; Yong Yu 001 (ICIC (8), 2025)

Action First: Leveraging Preference-Aware Actions for More Effective Decision-Making in Interactive Recommender Systems. - Renting Rui; Yunjia Xi; Weiwen Liu; Jianghao Lin; Bo Chen 023; Ruiming Tang; Weinan Zhang 001; Yong Yu 001 (SIGIR, 2025)

Efficiency Unleashed: Inference Acceleration for LLM-based Recommender Systems with Speculative Decoding. - Yunjia Xi; Hangyu Wang; Bo Chen 023; Jianghao Lin; Menghui Zhu; Weiwen Liu; Ruiming Tang; Zhewei Wei; Weinan Zhang 001; Yong Yu 001 (SIGIR, 2025)

Bursting Filter Bubble: Enhancing Serendipity Recommendations with Aligned Large Language Models. - Yunjia Xi; Muyan Weng; Wen Chen; Chao Yi; Dian Chen; Gaoyang Guo; Mao Zhang; Jian Wu; Yuning Jiang 001; Qingwen Liu 002; Yong Yu 001; Weinan Zhang 001 (CoRR, 2025)

How Can Recommender Systems Benefit from Large Language Models: A Survey. - Jianghao Lin; Xinyi Dai; Yunjia Xi; Weiwen Liu; Bo Chen 023; Hao Zhang 048; Yong Liu 020; Chuhan Wu; Xiangyang Li; Chenxu Zhu; Huifeng Guo; Yong Yu 001; et al. (ACM Trans. Inf. Syst., 2025)

InfoDeepSeek: Benchmarking Agentic Information Seeking for Retrieval-Augmented Generation. - Yunjia Xi; Jianghao Lin; Menghui Zhu; Yongzhao Xiao; Zhuoying Ou; Jiaqi Liu; Tong Wan; Bo Chen 023; Weiwen Liu; Yasheng Wang; Ruiming Tang; Weinan Zhang 001; et al. (CoRR, 2025)

The Real Barrier to LLM Agent Usability is Agentic ROI. - Weiwen Liu; Jiarui Qin; Xu Huang 008; Xingshan Zeng; Yunjia Xi; Jianghao Lin; Chuhan Wu; Yasheng Wang; Lifeng Shang; Ruiming Tang; Defu Lian; Yong Yu 001; et al. (CoRR, 2025)

Superplatforms Have to Attack AI Agents. - Jianghao Lin; Jiachen Zhu 001; Zheli Zhou; Yunjia Xi; Weiwen Liu; Yong Yu 001; Weinan Zhang 001 (CoRR, 2025)

Evolutionary Perspectives on the Evaluation of LLM-Based AI Agents: A Comprehensive Survey. - Jiachen Zhu 001; Menghui Zhu; Renting Rui; Rong Shan; Congmin Zheng; Bo Chen 023; Yunjia Xi; Jianghao Lin; Weiwen Liu; Ruiming Tang; Yong Yu 001; Weinan Zhang 001 (CoRR, 2025)