Ruobing Xie

2026

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Rethinking User Retention Modeling in Recommendation.

Rui Ding|Ruobing Xie|Xiaobo Hao|Xiaochun Yang|Kaikai Ge|Xu Zhang|Zhanhui Kang|Jie Zhou|Leyu Lin

ACM Transactions on Information Systems (TOIS) 2026 Volume 44 Issue 3

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Erratum: Recommendation as Instruction Following: A Large Language Model Empowered Recommendation Approach.

Junjie Zhang|Ruobing Xie|Yupeng Hou|Wayne Xin Zhao|Leyu Lin|Ji-Rong Wen

ACM Transactions on Information Systems (TOIS) 2026 Volume 44 Issue 3

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Negative Sampling in Recommendation: A Survey and Future Directions.

Haokai Ma|Ruobing Xie|Lei Meng|Fuli Feng|Xiaoyu Du|Xingwu Sun|Zhanhui Kang|Xiangxu Meng

ACM Transactions on Information Systems (TOIS) 2026 Volume 44 Issue 4

2025

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Thoroughly Modeling Multi-domain Pre-trained Recommendation as Language.

Zekai Qu|Ruobing Xie|Chaojun Xiao|Yuan Yao|Zhiyuan Liu|Fengzong Lian|Zhanhui Kang|Jie Zhou

ACM Transactions on Information Systems (TOIS) 2025 Volume 43 Issue 2

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ID-centric Pre-training for Recommendation.

Yiqing Wu|Ruobing Xie|Zhao Zhang|Xu Zhang|Fuzhen Zhuang|Leyu Lin|Zhanhui Kang|Zhulin An|Yongjun Xu

ACM Transactions on Information Systems (TOIS) 2025 Volume 43 Issue 5

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Recommendation as Instruction Following: A Large Language Model Empowered Recommendation Approach.

Junjie Zhang|Ruobing Xie|Yupeng Hou|Xin Zhao|Leyu Lin|Ji-Rong Wen

ACM Transactions on Information Systems (TOIS) 2025 Volume 43 Issue 5

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Curriculum-scheduled knowledge distillation from multiple pre-trained teachers for multi-domain sequential recommendation.

Wenqi Sun|Ruobing Xie|Junjie Zhang|Wayne Xin Zhao|Leyu Lin|Ji-Rong Wen

World Wide Web (WWW) 2025 Volume 28 Issue 6

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ORCA: Mitigating Over-Reliance for Multi-Task Dwell Time Prediction with Causal Decoupling.

Huishi Luo|Fuzhen Zhuang|Yongchun Zhu|Yiqing Wu|Bo Kang|Ruobing Xie|Feng Xia|Deqing Wang|Jin Dong

Proceedings of the 34th ACM International Conference on Information and Knowledge Management, CIKM 2025, Seoul, Republic of Korea, November 10-14, 2025

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Multi-Grained Patch Training for Efficient LLM-based Recommendation.

Jiayi Liao|Ruobing Xie|Sihang Li|Xiang Wang|Xingwu Sun|Zhanhui Kang|Xiangnan He

Proceedings of the 48th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2025, Padua, Italy, July 13-18, 2025

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Exploration and Exploitation of Hard Negative Samples for Cross-Domain Sequential Recommendation.

Yidan Wang|Xuri Ge|Xin Chen|Ruobing Xie|Su Yan|Xu Zhang|Zhumin Chen|Jun Ma|Xin Xin

Proceedings of the Eighteenth ACM International Conference on Web Search and Data Mining, WSDM 2025, Hannover, Germany, March 10-14, 2025

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Frequency-Augmented Mixture-of-Heterogeneous-Experts Framework for Sequential Recommendation.

Junjie Zhang|Ruobing Xie|Hongyu Lu|Wenqi Sun|Wayne Xin Zhao|Yu Chen|Zhanhui Kang

Proceedings of the ACM on Web Conference 2025, WWW 2025, Sydney, NSW, Australia, 28 April 2025- 2 May 2025

2024

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Group-to-group recommendation with neural graph matching.

Chunchen Wang|Wei Wang|Cheng Yang|Chuan Shi|Ruobing Xie|Yuanfu Lu|Haili Yang|Xu Zhang

World Wide Web (WWW) 2024 Volume 27 Issue 2

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FairGap: Fairness-Aware Recommendation via Generating Counterfactual Graph.

Wei Chen|Yiqing Wu|Zhao Zhang|Fuzhen Zhuang|Zhongshi He|Ruobing Xie|Feng Xia

ACM Transactions on Information Systems (TOIS) 2024 Volume 42 Issue 4

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Triple Sequence Learning for Cross-domain Recommendation.

Haokai Ma|Ruobing Xie|Lei Meng|Xin Chen|Xu Zhang|Leyu Lin|Jie Zhou

ACM Transactions on Information Systems (TOIS) 2024 Volume 42 Issue 4

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Large Language Models are Zero-Shot Rankers for Recommender Systems.

Yupeng Hou|Junjie Zhang|Zihan Lin|Hongyu Lu|Ruobing Xie|Julian J. McAuley|Wayne Xin Zhao

Advances in Information Retrieval - 46th European Conference on Information Retrieval, ECIR 2024, Glasgow, UK, March 24-28, 2024, Proceedings, Part II

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AgentCF: Collaborative Learning with Autonomous Language Agents for Recommender Systems.

Junjie Zhang|Yupeng Hou|Ruobing Xie|Wenqi Sun|Julian J. McAuley|Wayne Xin Zhao|Leyu Lin|Ji-Rong Wen

Proceedings of the ACM on Web Conference 2024, WWW 2024, Singapore, May 13-17, 2024

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Multimodal Conditioned Diffusion Model for Recommendation.

Haokai Ma|Yimeng Yang|Lei Meng|Ruobing Xie|Xiangxu Meng

Companion Proceedings of the ACM on Web Conference 2024, WWW 2024, Singapore, Singapore, May 13-17, 2024

2023

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Group-based social diffusion in recommendation.

Xumin Chen|Ruobing Xie|Zhijie Qiu|Peng Cui|Ziwei Zhang|Shukai Liu|Shiqiang Yang|Bo Zhang|Leyu Lin

World Wide Web (WWW) 2023 Volume 26 Issue 4

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Negative Can Be Positive: Signed Graph Neural Networks for Recommendation.

Junjie Huang|Ruobing Xie|Qi Cao|Huawei Shen|Shaoliang Zhang|Feng Xia|Xueqi Cheng

Information Processing and Management 2023 Volume 60 Issue 4

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Attacking Pre-trained Recommendation.

Yiqing Wu|Ruobing Xie|Zhao Zhang|Yongchun Zhu|Fuzhen Zhuang|Jie Zhou|Yongjun Xu|Qing He

Proceedings of the 46th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2023, Taipei, Taiwan, July 23-27, 2023

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Cross-domain Recommendation with Behavioral Importance Perception.

Hong Chen|Xin Wang|Ruobing Xie|Yuwei Zhou|Wenwu Zhu

Proceedings of the ACM Web Conference 2023, WWW 2023, Austin, TX, USA, 30 April 2023 - 4 May 2023

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Reweighting Clicks with Dwell Time in Recommendation.

Ruobing Xie|Lin Ma|Shaoliang Zhang|Feng Xia|Leyu Lin

Companion Proceedings of the ACM Web Conference 2023, WWW 2023, Austin, TX, USA, 30 April 2023 - 4 May 2023

2022

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Self-Supervised learning for Conversational Recommendation.

Shuokai Li|Ruobing Xie|Yongchun Zhu|Fuzhen Zhuang|Zhenwei Tang|Wayne Xin Zhao|Qing He

Information Processing and Management 2022 Volume 59 Issue 6

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MIC: Model-agnostic Integrated Cross-channel Recommender.

Ping Nie|Yujie Lu|Shengyu Zhang|Ming Zhao|Ruobing Xie|William Yang Wang|Yi Ren

Proceedings of the 31st ACM International Conference on Information & Knowledge Management, Atlanta, GA, USA, October 17-21, 2022

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Multi-granularity Fatigue in Recommendation.

Ruobing Xie|Cheng Ling|Shaoliang Zhang|Feng Xia|Leyu Lin

Proceedings of the 31st ACM International Conference on Information & Knowledge Management, Atlanta, GA, USA, October 17-21, 2022

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User-Centric Conversational Recommendation with Multi-Aspect User Modeling.

Shuokai Li|Ruobing Xie|Yongchun Zhu|Xiang Ao|Fuzhen Zhuang|Qing He

SIGIR '22: The 45th International ACM SIGIR Conference on Research and Development in Information Retrieval, Madrid, Spain, July 11 - 15, 2022

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Selective Fairness in Recommendation via Prompts.

Yiqing Wu|Ruobing Xie|Yongchun Zhu|Fuzhen Zhuang|Xiang Ao|Xu Zhang|Leyu Lin|Qing He

SIGIR '22: The 45th International ACM SIGIR Conference on Research and Development in Information Retrieval, Madrid, Spain, July 11 - 15, 2022

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Long Short-Term Temporal Meta-learning in Online Recommendation.

Ruobing Xie|Yalong Wang|Rui Wang|Yuanfu Lu|Yuanhang Zou|Feng Xia|Leyu Lin

WSDM '22: The Fifteenth ACM International Conference on Web Search and Data Mining, Virtual Event / Tempe, AZ, USA, February 21 - 25, 2022

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A Peep into the Future: Adversarial Future Encoding in Recommendation.

Ruobing Xie|Shaoliang Zhang|Rui Wang|Feng Xia|Leyu Lin

WSDM '22: The Fifteenth ACM International Conference on Web Search and Data Mining, Virtual Event / Tempe, AZ, USA, February 21 - 25, 2022

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Personalized Transfer of User Preferences for Cross-domain Recommendation.

Yongchun Zhu|Zhenwei Tang|Yudan Liu|Fuzhen Zhuang|Ruobing Xie|Xu Zhang|Leyu Lin|Qing He

WSDM '22: The Fifteenth ACM International Conference on Web Search and Data Mining, Virtual Event / Tempe, AZ, USA, February 21 - 25, 2022

2021

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Explore, Filter and Distill: Distilled Reinforcement Learning in Recommendation.

Ruobing Xie|Shaoliang Zhang|Rui Wang|Feng Xia|Leyu Lin

CIKM '21: The 30th ACM International Conference on Information and Knowledge Management, Virtual Event, Queensland, Australia, November 1 - 5, 2021

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USER: A Unified Information Search and Recommendation Model based on Integrated Behavior Sequence.

Jing Yao|Zhicheng Dou|Ruobing Xie|Yanxiong Lu|Zhiping Wang|Ji-Rong Wen

CIKM '21: The 30th ACM International Conference on Information and Knowledge Management, Virtual Event, Queensland, Australia, November 1 - 5, 2021

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Package Recommendation with Intra- and Inter-Package Attention Networks.

Chen Li|Yuanfu Lu|Wei Wang|Chuan Shi|Ruobing Xie|Haili Yang|Cheng Yang|Xu Zhang|Leyu Lin

SIGIR '21: The 44th International ACM SIGIR Conference on Research and Development in Information Retrieval, Virtual Event, Canada, July 11-15, 2021

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Group based Personalized Search by Integrating Search Behaviour and Friend Network.

Yujia Zhou|Zhicheng Dou|Bingzheng Wei|Ruobing Xie|Ji-Rong Wen

SIGIR '21: The 44th International ACM SIGIR Conference on Research and Development in Information Retrieval, Virtual Event, Canada, July 11-15, 2021

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Transfer-Meta Framework for Cross-domain Recommendation to Cold-Start Users.

Yongchun Zhu|Kaikai Ge|Fuzhen Zhuang|Ruobing Xie|Dongbo Xi|Xu Zhang|Leyu Lin|Qing He

SIGIR '21: The 44th International ACM SIGIR Conference on Research and Development in Information Retrieval, Virtual Event, Canada, July 11-15, 2021

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Learning to Warm Up Cold Item Embeddings for Cold-start Recommendation with Meta Scaling and Shifting Networks.

Yongchun Zhu|Ruobing Xie|Fuzhen Zhuang|Kaikai Ge|Ying Sun|Xu Zhang|Leyu Lin|Juan Cao

SIGIR '21: The 44th International ACM SIGIR Conference on Research and Development in Information Retrieval, Virtual Event, Canada, July 11-15, 2021

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Real-time Relevant Recommendation Suggestion.

Ruobing Xie|Rui Wang|Shaoliang Zhang|Zhihong Yang|Feng Xia|Leyu Lin

WSDM '21, The Fourteenth ACM International Conference on Web Search and Data Mining, Virtual Event, Israel, March 8-12, 2021

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Personalized Approximate Pareto-Efficient Recommendation.

Ruobing Xie|Yanlei Liu|Shaoliang Zhang|Rui Wang|Feng Xia|Leyu Lin

WWW '21: The Web Conference 2021, Virtual Event / Ljubljana, Slovenia, April 19-23, 2021.

2020

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Graph Neural Network for Tag Ranking in Tag-enhanced Video Recommendation.

Qi Liu|Ruobing Xie|Lei Chen|Shukai Liu|Ke Tu|Peng Cui|Bo Zhang|Leyu Lin

CIKM '20: The 29th ACM International Conference on Information and Knowledge Management, Virtual Event, Ireland, October 19-23, 2020