Balancing Utility and Exposure Fairness for Integrated Ranking with Reinforcement Learning. - Wei Xia 001; Weiwen Liu; Yifan Liu 008; Ruiming Tang (CIKM, 2022)

Adversarially Trained Environment Models Are Effective Policy Evaluators and Improvers - An Application to Information Retrieval. - Yao Li; Yifan Liu 008; Xinyi Dai; Jianghao Lin; Hang Lai; Yunfei Liu 002; Yong Yu 001 (DAI, 2023)

Integrated Ranking for News Feed with Reinforcement Learning. - Menghui Zhu; Wei Xia 001; Weiwen Liu; Yifan Liu 008; Ruiming Tang; Weinan Zhang 001 (WWW (Companion Volume), 2023)

CodeApex: A Bilingual Programming Evaluation Benchmark for Large Language Models. - Lingyue Fu; Huacan Chai; Shuang Luo; Kounianhua Du; Weiming Zhang; Longteng Fan; Jiayi Lei; Renting Rui; Jianghao Lin; Yuchen Fang; Yifan Liu 008; Jingkuan Wang; et al. (CoRR, 2023)

A Dual-Aligned Model for Multimodal Recommendation. - Kangning Zhang; Yingjie Qin; Ruilong Su; Yifan Liu 008; Weinan Zhang 001; Yong Yu 001 (CCIR, 2024)

AlignRec: Aligning and Training in Multimodal Recommendations. - Yifan Liu 008; Kangning Zhang; Xiangyuan Ren; Yanhua Huang; Jiarui Jin; Yingjie Qin; Ruilong Su; Ruiwen Xu; Yong Yu 001; Weinan Zhang 001 (CIKM, 2024)

Multi-sourced Integrated Ranking with Exposure Fairness. - Yifan Liu 008; Weiwen Liu; Wei Xia 001; Jieming Zhu; Weinan Zhang 001; Zhenhua Dong; Yang Wang 019; Ruiming Tang; Rui Zhang 003; Yong Yu 001 (PAKDD (5), 2024)

HiFI: Hierarchical Fairness-aware Integrated Ranking with Constrained Reinforcement Learning. - Yifan Liu 008; Wei Xia 001; Weiwen Liu; Menghui Zhu; Weinan Zhang 001; Ruiming Tang; Yong Yu 001 (WWW (Companion Volume), 2024)

An Aligning and Training Framework for Multimodal Recommendations. - Yifan Liu 008; Kangning Zhang; Xiangyuan Ren; Yanhua Huang; Jiarui Jin; Yingjie Qin; Ruilong Su; Ruiwen Xu; Weinan Zhang 001 (CoRR, 2024)

DRepMRec: A Dual Representation Learning Framework for Multimodal Recommendation. - Kangning Zhang; Yingjie Qin; Ruilong Su; Yifan Liu 008; Jiarui Jin; Weinan Zhang 001; Yong Yu 001 (CoRR, 2024)