Jianxun Lian

2026

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Why Not Collaborative Filtering in Dual View? Bridging Sparse and Dense Models.
Hanze Guo|Jianxun Lian|Xiao Zhou
ACM Transactions on Information Systems (TOIS) 2026 Volume 44 Issue 3
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HypeMed: Enhancing Medication Recommendations with Hypergraph-Based Patient Relationships.
Xiangxu Zhang|Xiao Zhou|Hongteng Xu|Jianxun Lian
ACM Transactions on Information Systems (TOIS) 2026 Volume 44 Issue 4

2025

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Recommender AI Agent: Integrating Large Language Models for Interactive Recommendations.
Xu Huang|Jianxun Lian|Yuxuan Lei|Jing Yao|Defu Lian|Xing Xie
ACM Transactions on Information Systems (TOIS) 2025 Volume 43 Issue 4
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Neural Recommendation Reasoning with Logic Rules.
Jing Yao|Xiting Wang|Jianxun Lian|Xiaoyuan Yi|Xing Xie
ACM Transactions on Information Systems (TOIS) 2025 Volume 43 Issue 5
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LLM-powered Multi-agent Framework for Goal-oriented Learning in Intelligent Tutoring System.
Tianfu Wang|Yi Zhan|Jianxun Lian|Zhengyu Hu|Nicholas Jing Yuan|Qi Zhang|Xing Xie|Hui Xiong
Companion Proceedings of the ACM on Web Conference 2025, WWW 2025, Sydney, NSW, Australia, 28 April 2025 - 2 May 2025

2024

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A Data-Centric Multi-Objective Learning Framework for Responsible Recommendation Systems.
Xu Huang|Jianxun Lian|Hao Wang|Hao Liao|Defu Lian|Xing Xie
Proceedings of the ACM on Web Conference 2024, WWW 2024, Singapore, May 13-17, 2024
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Aligning Language Models for Versatile Text-based Item Retrieval.
Yuxuan Lei|Jianxun Lian|Jing Yao|Mingqi Wu|Defu Lian|Xing Xie
Companion Proceedings of the ACM on Web Conference 2024, WWW 2024, Singapore, Singapore, May 13-17, 2024
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RecAI: Leveraging Large Language Models for Next-Generation Recommender Systems.
Jianxun Lian|Yuxuan Lei|Xu Huang|Jing Yao|Wei Xu|Xing Xie
Companion Proceedings of the ACM on Web Conference 2024, WWW 2024, Singapore, Singapore, May 13-17, 2024
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Information Retrieval Meets Large Language Models.
Zheng Liu|Yujia Zhou|Yutao Zhu|Jianxun Lian|Chaozhuo Li|Zhicheng Dou|Defu Lian|Jian-Yun Nie
Companion Proceedings of the ACM on Web Conference 2024, WWW 2024, Singapore, Singapore, May 13-17, 2024

2023

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Towards Explainable Collaborative Filtering with Taste Clusters Learning.
Yuntao Du|Jianxun Lian|Jing Yao|Xiting Wang|Mingqi Wu|Lu Chen|Yunjun Gao|Xing Xie
Proceedings of the ACM Web Conference 2023, WWW 2023, Austin, TX, USA, 30 April 2023 - 4 May 2023
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Distillation from Heterogeneous Models for Top-K Recommendation.
SeongKu Kang|Wonbin Kweon|Dongha Lee|Jianxun Lian|Xing Xie|Hwanjo Yu
Proceedings of the ACM Web Conference 2023, WWW 2023, Austin, TX, USA, 30 April 2023 - 4 May 2023
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xGCN: An Extreme Graph Convolutional Network for Large-scale Social Link Prediction.
Xiran Song|Jianxun Lian|Hong Huang|Zihan Luo|Wei Zhou|Xue Lin|Mingqi Wu|Chaozhuo Li|Xing Xie|Hai Jin
Proceedings of the ACM Web Conference 2023, WWW 2023, Austin, TX, USA, 30 April 2023 - 4 May 2023

2022

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Tiger: Transferable Interest Graph Embedding for Domain-Level Zero-Shot Recommendation.
Jianhuan Zhuo|Jianxun Lian|Lanling Xu|Ming Gong|Linjun Shou|Daxin Jiang|Xing Xie|Yinliang Yue
Proceedings of the 31st ACM International Conference on Information & Knowledge Management, Atlanta, GA, USA, October 17-21, 2022
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Ada-Ranker: A Data Distribution Adaptive Ranking Paradigm for Sequential Recommendation.
Xinyan Fan|Jianxun Lian|Wayne Xin Zhao|Zheng Liu|Chaozhuo Li|Xing Xie
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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Ada-GNN: Adapting to Local Patterns for Improving Graph Neural Networks.
Zihan Luo|Jianxun Lian|Hong Huang|Hai Jin|Xing Xie
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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Show Me the Whole World: Towards Entire Item Space Exploration for Interactive Personalized Recommendations.
Yu Song|Shuai Sun|Jianxun Lian|Hong Huang|Yu Li|Hai Jin|Xing Xie
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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Lighter and Better: Low-Rank Decomposed Self-Attention Networks for Next-Item Recommendation.
Xinyan Fan|Zheng Liu|Jianxun Lian|Wayne Xin Zhao|Xing 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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Self-supervised Graph Learning for Recommendation.
Jiancan Wu|Xiang Wang|Fuli Feng|Xiangnan He|Liang Chen|Jianxun Lian|Xing Xie
SIGIR '21: The 44th International ACM SIGIR Conference on Research and Development in Information Retrieval, Virtual Event, Canada, July 11-15, 2021

2020

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Octopus: Comprehensive and Elastic User Representation for the Generation of Recommendation Candidates.
Zheng Liu|Jianxun Lian|Junhan Yang|Defu Lian|Xing Xie
Proceedings of the 43rd International ACM SIGIR conference on research and development in Information Retrieval, SIGIR 2020, Virtual Event, China, July 25-30, 2020
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LightRec: A Memory and Search-Efficient Recommender System.
Defu Lian|Haoyu Wang|Zheng Liu|Jianxun Lian|Enhong Chen|Xing Xie
WWW '20: The Web Conference 2020, Taipei, Taiwan, April 20-24, 2020

2019

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Relation-Aware Graph Convolutional Networks for Agent-Initiated Social E-Commerce Recommendation.
Fengli Xu|Jianxun Lian|Zhenyu Han|Yong Li|Yujian Xu|Xing Xie
Proceedings of the 28th ACM International Conference on Information and Knowledge Management, CIKM 2019, Beijing, China, November 3-7, 2019.

2017

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CCCFNet: A Content-Boosted Collaborative Filtering Neural Network for Cross Domain Recommender Systems.
Jianxun Lian|Fuzheng Zhang|Xing Xie|Guangzhong Sun
Proceedings of the 26th International Conference on World Wide Web Companion, Perth, Australia, April 3-7, 2017
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Restaurant Survival Analysis with Heterogeneous Information.
Jianxun Lian|Fuzheng Zhang|Xing Xie|Guangzhong Sun
Proceedings of the 26th International Conference on World Wide Web Companion, Perth, Australia, April 3-7, 2017