Zijian Zhang

2026

UrbanMoE: A Sparse Multi-Modal Mixture-of-Experts Framework for Multi-Task Urban Region Profiling.

Pingping Liu|Jiamiao Liu|Zijian Zhang|Hao Miao|Qi Jiang|Qingliang Li|Qiuzhan Zhou|Irwin King

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.

SemaCDR: LLM-Powered Transferable Semantics for Cross-Domain Sequential Recommendation.

Chunxu Zhang|Shanqiang Huang|Zijian Zhang|Jiahong Liu|Linsong Yu|Ruiqi Wan|Bo Yang|Irwin King

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.

FedDis: A Causal Disentanglement Framework for Federated Traffic Prediction.

Chengyang Zhou|Zijian Zhang|Chunxu Zhang|Hao Miao|Yulin Zhang|Kedi Lyu|Juncheng Hu

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.

LLM-Enhanced Web-Centric Spatio-Temporal Intelligence: Methods, Applications, and Frontier Research.

Zijian Zhang|Hao Miao|Yuxuan Liang|Yan Zhao|Irwin King

Companion Proceedings of the ACM Web Conference 2026, WWW Companion 2026, Dubai, United Arab Emirates, 29 June 2026 - 3 July 2026

2025

A Contrastive Pretrain Model with Prompt Tuning for Multi-center Medication Recommendation.

Qidong Liu|Zhaopeng Qiu|Xiangyu Zhao|Xian Wu|Zijian Zhang|Tong Xu|Feng Tian

ACM Transactions on Information Systems (TOIS) 2025 Volume 43 Issue 3

Bridge the Domains: Large Language Models Enhanced Cross-domain Sequential Recommendation.

Qidong Liu|Xiangyu Zhao|Yejing Wang|Zijian Zhang|Howard Zhong|Chong Chen|Xiang Li|Wei Huang|Feng Tian

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

Web-Centric Human Mobility Analytics: Methods, Applications, and Future Directions in the LLM Era.

Zijian Zhang|Hao Miao|Yuxuan Liang|Yan Zhao|Xiao Han|Pengyue Jia|Bin Yang|Christian S. Jensen

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

2024

Efficient and Robust Regularized Federated Recommendation.

Langming Liu|Wanyu Wang|Xiangyu Zhao|Zijian Zhang|Chunxu Zhang|Shanru Lin|Yiqi Wang|Lixin Zou|Zitao Liu|Xuetao Wei|Hongzhi Yin|Qing Li

Proceedings of the 33rd ACM International Conference on Information and Knowledge Management, CIKM 2024, Boise, ID, USA, October 21-25, 2024

Sequential Recommendation for Optimizing Both Immediate Feedback and Long-term Retention.

Ziru Liu|Shuchang Liu|Zijian Zhang|Qingpeng Cai|Xiangyu Zhao|Kesen Zhao|Lantao Hu|Peng Jiang|Kun Gai

Proceedings of the 47th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2024, Washington DC, USA, July 14-18, 2024

M3oE: Multi-Domain Multi-Task Mixture-of Experts Recommendation Framework.

Zijian Zhang|Shuchang Liu|Jiaao Yu|Qingpeng Cai|Xiangyu Zhao|Chunxu Zhang|Ziru Liu|Qidong Liu|Hongwei Zhao|Lantao Hu|Peng Jiang|Kun Gai

Proceedings of the 47th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2024, Washington DC, USA, July 14-18, 2024

When Federated Recommendation Meets Cold-Start Problem: Separating Item Attributes and User Interactions.

Chunxu Zhang|Guodong Long|Tianyi Zhou|Zijian Zhang|Peng Yan|Bo Yang

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

2023

Counterfactual Adversarial Learning for Recommendation.

Jialin Liu|Zijian Zhang|Xiangyu Zhao|Jun Li

Proceedings of the 32nd ACM International Conference on Information and Knowledge Management, CIKM 2023, Birmingham, United Kingdom, October 21-25, 2023

Rethinking Sensors Modeling: Hierarchical Information Enhanced Traffic Forecasting.

Qian Ma|Zijian Zhang|Xiangyu Zhao|Haoliang Li|Hongwei Zhao|Yiqi Wang|Zitao Liu|Wanyu Wang

Proceedings of the 32nd ACM International Conference on Information and Knowledge Management, CIKM 2023, Birmingham, United Kingdom, October 21-25, 2023

MLPST: MLP is All You Need for Spatio-Temporal Prediction.

Zijian Zhang|Ze Huang|Zhiwei Hu|Xiangyu Zhao|Wanyu Wang|Zitao Liu|Junbo Zhang|S. Joe Qin|Hongwei Zhao

Proceedings of the 32nd ACM International Conference on Information and Knowledge Management, CIKM 2023, Birmingham, United Kingdom, October 21-25, 2023

PromptST: Prompt-Enhanced Spatio-Temporal Multi-Attribute Prediction.

Zijian Zhang|Xiangyu Zhao|Qidong Liu|Chunxu Zhang|Qian Ma|Wanyu Wang|Hongwei Zhao|Yiqi Wang|Zitao Liu

Proceedings of the 32nd ACM International Conference on Information and Knowledge Management, CIKM 2023, Birmingham, United Kingdom, October 21-25, 2023

MMMLP: Multi-modal Multilayer Perceptron for Sequential Recommendations.

Jiahao Liang|Xiangyu Zhao|Muyang Li|Zijian Zhang|Wanyu Wang|Haochen Liu|Zitao Liu

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

AutoMLP: Automated MLP for Sequential Recommendations.

Muyang Li|Zijian Zhang|Xiangyu Zhao|Wanyu Wang|Minghao Zhao|Runze Wu|Ruocheng Guo

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

2022

MAE4Rec: Storage-saving Transformer for Sequential Recommendations.

Kesen Zhao|Xiangyu Zhao|Zijian Zhang|Muyang Li

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