Changwang Zhang

2026

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LLM4DSR: Leveraging Large Language Model for Denoising Sequential Recommendation.
Bohao Wang|Feng Liu|Changwang Zhang|Jiawei Chen|Yudi Wu|Sheng Zhou|Xingyu Lou|Jun Wang|Yan Feng|Chun Chen|Can Wang
ACM Transactions on Information Systems (TOIS) 2026 Volume 44 Issue 1
doi dblp
Field Matters: A Lightweight LLM-enhanced Method for CTR Prediction.
Yu Cui|Feng Liu|Jiawei Chen|Xingyu Lou|Changwang Zhang|Jun Wang|Yuegang Sun|Xiaohu Yang|Can Wang
Proceedings of the ACM Web Conference 2026, WWW 2026, Dubai, United Arab Emirates, originally scheduled for April 13-17, 2026, rescheduled for June 29 - July 3, 2026.
doi dblp
Does LLM Focus on the Right Words? Mitigating Context Bias in LLM-based Recommenders.
Bohao Wang|Jiawei Chen|Feng Liu|Changwang Zhang|Jun Wang|Canghong Jin|Chun Chen|Can Wang
Proceedings of the ACM Web Conference 2026, WWW 2026, Dubai, United Arab Emirates, originally scheduled for April 13-17, 2026, rescheduled for June 29 - July 3, 2026.
doi dblp
Sharpness-Aware Minimization for Generalized Embedding Learning in Federated Recommendation.
Fengyuan Yu|Xiaohua Feng|Yuyuan Li|Changwang Zhang|Jun Wang|Chaochao Chen
Proceedings of the ACM Web Conference 2026, WWW 2026, Dubai, United Arab Emirates, originally scheduled for April 13-17, 2026, rescheduled for June 29 - July 3, 2026.

2025

doi dblp
Personalized Federated Recommendation with Multi-Faceted User Representation and Global Consistent Prototype.
Jiaming Qian|Xinting Liao|Xiangmou Qu|Zhihui Fu|Xingyu Lou|Changwang Zhang|Pengyang Zhou|Zijun Zhou|Jun Wang|Chaochao Chen
Proceedings of the 34th ACM International Conference on Information and Knowledge Management, CIKM 2025, Seoul, Republic of Korea, November 10-14, 2025
doi dblp
MGIPF: Multi-Granularity Interest Prediction Framework for Personalized Recommendation.
Ruoxuan Feng|Zhen Tian|Qiushi Peng|Jiaxin Mao|Wayne Xin Zhao|Di Hu|Changwang Zhang
Proceedings of the 48th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2025, Padua, Italy, July 13-18, 2025
doi dblp
Training-free Periodic Interest Augmentation in Incremental Recommendation.
Heyuan Huang|Xingyu Lou|Changwang Zhang|Chaochao Chen|Kuiyao Dong|Feng Lu|Han Lei|Yihao Wang|Wangchunshu Zhou|Jun Wang
Proceedings of the 48th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2025, Padua, Italy, July 13-18, 2025
doi dblp
MSL: Not All Tokens Are What You Need for Tuning LLM as a Recommender.
Bohao Wang|Feng Liu|Jiawei Chen|Xingyu Lou|Changwang Zhang|Jun Wang|Yuegang Sun|Yan Feng|Chun Chen|Can Wang
Proceedings of the 48th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2025, Padua, Italy, July 13-18, 2025

2024

doi dblp
EulerFormer: Sequential User Behavior Modeling with Complex Vector Attention.
Zhen Tian|Wayne Xin Zhao|Changwang Zhang|Xin Zhao|Zhongrui Ma|Ji-Rong Wen
Proceedings of the 47th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2024, Washington DC, USA, July 14-18, 2024

2022

doi dblp
HIEN: Hierarchical Intention Embedding Network for Click-Through Rate Prediction.
Zuowu Zheng|Changwang Zhang|Xiaofeng Gao|Guihai Chen
SIGIR '22: The 45th International ACM SIGIR Conference on Research and Development in Information Retrieval, Madrid, Spain, July 11 - 15, 2022