Hansu Gu

2026

doi dblp
RECOSIM: A Universal, Accurate, and Scalable Simulation Framework for Online Community Recommendations.
Guangping Zhang|Dongsheng Li|Hansu Gu|Peng Zhang|Tun Lu|Li Shang|Ning Gu
ACM Transactions on Information Systems (TOIS) 2026 Volume 44 Issue 1
doi dblp
LLM Agent-based Shilling Attack on Recommender Systems.
Shengkang Gu|Jiahao Liu|Dongsheng Li|Guangping Zhang|Mingzhe Han|Hansu Gu|Peng Zhang|Ning Gu|Li Shang|Tun Lu
Proceedings of the Nineteenth ACM International Conference on Web Search and Data Mining, WSDM 2026, Boise, ID, USA, February 22-26, 2026

2025

doi dblp
Exploring Cross-Site User Modeling without Cross-Site User Identity Linkage: A Case Study of Content Preference Prediction.
Qi Zhou|Peng Zhang|Hansu Gu|Tun Lu|Ning Gu
ACM Transactions on Information Systems (TOIS) 2025 Volume 43 Issue 1
doi dblp
EvalAgent: Towards Evaluating News Recommender Systems with LLM-based Agents.
Guangping Zhang|Peng Zhang|Jiahao Liu|Zhuoheng Li|Dongsheng Li|Hansu Gu|Tun Lu|Ning Gu
Proceedings of the 34th ACM International Conference on Information and Knowledge Management, CIKM 2025, Seoul, Republic of Korea, November 10-14, 2025
doi dblp
FedCIA: Federated Collaborative Information Aggregation for Privacy-Preserving Recommendation.
Mingzhe Han|Dongsheng Li|Jiafeng Xia|Jiahao Liu|Hansu Gu|Peng Zhang|Ning Gu|Tun Lu
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
Unbiased Collaborative Filtering with Fair Sampling.
Jiahao Liu|Dongsheng Li|Hansu Gu|Peng Zhang|Tun Lu|Li Shang|Ning Gu
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
AgentCF++: Memory-enhanced LLM-based Agents for Popularity-aware Cross-domain Recommendations.
Jiahao Liu|Shengkang Gu|Dongsheng Li|Guangping Zhang|Mingzhe Han|Hansu Gu|Peng Zhang|Tun Lu|Li Shang|Ning Gu
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
Improving LLM-powered Recommendations with Personalized Information.
Jiahao Liu|Xueshuo Yan|Dongsheng Li|Guangping Zhang|Hansu Gu|Peng Zhang|Tun Lu|Li Shang|Ning Gu
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
Oracle-guided Dynamic User Preference Modeling for Sequential Recommendation.
Jiafeng Xia|Dongsheng Li|Hansu Gu|Tun Lu|Peng Zhang|Li Shang|Ning Gu
Proceedings of the Eighteenth ACM International Conference on Web Search and Data Mining, WSDM 2025, Hannover, Germany, March 10-14, 2025
doi dblp
Filtering Discomforting Recommendations with Large Language Models.
Jiahao Liu|Yiyang Shao|Peng Zhang|Dongsheng Li|Hansu Gu|Chao Chen|Longzhi Du|Tun Lu|Ning Gu
Proceedings of the ACM on Web Conference 2025, WWW 2025, Sydney, NSW, Australia, 28 April 2025- 2 May 2025
doi dblp
Frequency-aware Graph Signal Processing for Collaborative Filtering.
Jiafeng Xia|Dongsheng Li|Hansu Gu|Tun Lu|Peng Zhang|Li Shang|Ning Gu
Companion Proceedings of the ACM on Web Conference 2025, WWW 2025, Sydney, NSW, Australia, 28 April 2025 - 2 May 2025

2024

doi dblp
DeLink: An Adversarial Framework for Defending against Cross-site User Identity Linkage.
Peng Zhang|Qi Zhou|Tun Lu|Hansu Gu|Ning Gu
ACM Transactions on the Web 2024 Volume 18 Issue 2
doi dblp
Heterogeneous Graph Neural Network with Personalized and Adaptive Diversity for News Recommendation.
Guangping Zhang|Dongsheng Li|Hansu Gu|Tun Lu|Ning Gu
ACM Transactions on the Web 2024 Volume 18 Issue 3
doi dblp
Neural Kalman Filtering for Robust Temporal Recommendation.
Jiafeng Xia|Dongsheng Li|Hansu Gu|Tun Lu|Peng Zhang|Li Shang|Ning Gu
Proceedings of the 17th ACM International Conference on Web Search and Data Mining, WSDM 2024, Merida, Mexico, March 4-8, 2024
doi dblp
Hierarchical Graph Signal Processing for Collaborative Filtering.
Jiafeng Xia|Dongsheng Li|Hansu Gu|Tun Lu|Peng Zhang|Li Shang|Ning Gu
Proceedings of the ACM on Web Conference 2024, WWW 2024, Singapore, May 13-17, 2024

2023

doi dblp
AutoSeqRec: Autoencoder for Efficient Sequential Recommendation.
Sijia Liu|Jiahao Liu|Hansu Gu|Dongsheng Li|Tun Lu|Peng Zhang|Ning Gu
Proceedings of the 32nd ACM International Conference on Information and Knowledge Management, CIKM 2023, Birmingham, United Kingdom, October 21-25, 2023
doi dblp
Towards Deeper, Lighter and Interpretable Cross Network for CTR Prediction.
Fangye Wang|Hansu Gu|Dongsheng Li|Tun Lu|Peng Zhang|Ning Gu
Proceedings of the 32nd ACM International Conference on Information and Knowledge Management, CIKM 2023, Birmingham, United Kingdom, October 21-25, 2023
doi dblp
Triple Structural Information Modelling for Accurate, Explainable and Interactive Recommendation.
Jiahao Liu|Dongsheng Li|Hansu Gu|Tun Lu|Peng Zhang|Li Shang|Ning Gu
Proceedings of the 46th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2023, Taipei, Taiwan, July 23-27, 2023
doi dblp
CL4CTR: A Contrastive Learning Framework for CTR Prediction.
Fangye Wang|Yingxu Wang|Dongsheng Li|Hansu Gu|Tun Lu|Peng Zhang|Ning Gu
Proceedings of the Sixteenth ACM International Conference on Web Search and Data Mining, WSDM 2023, Singapore, 27 February 2023 - 3 March 2023.
doi dblp
Personalized Graph Signal Processing for Collaborative Filtering.
Jiahao Liu|Dongsheng Li|Hansu Gu|Tun Lu|Peng Zhang|Li Shang|Ning Gu
Proceedings of the ACM Web Conference 2023, WWW 2023, Austin, TX, USA, 30 April 2023 - 4 May 2023

2022

doi dblp
Jointly Predicting Future Content in Multiple Social Media Sites Based on Multi-task Learning.
Peng Zhang|Baoxi Liu|Tun Lu|Xianghua Ding|Hansu Gu|Ning Gu
ACM Transactions on Information Systems (TOIS) 2022 Volume 40 Issue 4
doi dblp
Enhancing CTR Prediction with Context-Aware Feature Representation Learning.
Fangye Wang|Yingxu Wang|Dongsheng Li|Hansu Gu|Tun Lu|Peng Zhang|Ning Gu
SIGIR '22: The 45th International ACM SIGIR Conference on Research and Development in Information Retrieval, Madrid, Spain, July 11 - 15, 2022
doi dblp
A Personalized Cross-Platform Post Style Transfer Method Based on Transformer and Bi-Attention Mechanism.
Zhuo Chen|Baoxi Liu|Peng Zhang|Tun Lu|Hansu Gu|Ning Gu
WSDM '22: The Fifteenth ACM International Conference on Web Search and Data Mining, Virtual Event / Tempe, AZ, USA, February 21 - 25, 2022
doi dblp
Accurate and Explainable Recommendation via Review Rationalization.
Sicheng Pan|Dongsheng Li|Hansu Gu|Tun Lu|Xufang Luo|Ning Gu
WWW '22: The ACM Web Conference 2022, Virtual Event, Lyon, France, April 25 - 29, 2022
doi dblp
FIRE: Fast Incremental Recommendation with Graph Signal Processing.
Jiafeng Xia|Dongsheng Li|Hansu Gu|Jiahao Liu|Tun Lu|Ning Gu
WWW '22: The ACM Web Conference 2022, Virtual Event, Lyon, France, April 25 - 29, 2022

2021

doi dblp
Studying and Understanding Characteristics of Post-Syncing Practice and Goal in Social Network Sites.
Peng Zhang|Baoxi Liu|Xianghua Ding|Tun Lu|Hansu Gu|Ning Gu
ACM Transactions on the Web 2021 Volume 15 Issue 4
doi dblp
Incremental Graph Convolutional Network for Collaborative Filtering.
Jiafeng Xia|Dongsheng Li|Hansu Gu|Tun Lu|Peng Zhang|Ning Gu
CIKM '21: The 30th ACM International Conference on Information and Knowledge Management, Virtual Event, Queensland, Australia, November 1 - 5, 2021

2018

doi dblp
AdaError: An Adaptive Learning Rate Method for Matrix Approximation-based Collaborative Filtering.
Dongsheng Li|Chao Chen|Qin Lv|Hansu Gu|Tun Lu|Li Shang|Ning Gu|Stephen M. Chu
Proceedings of the 2018 World Wide Web Conference on World Wide Web, WWW 2018, Lyon, France, April 23-27, 2018

2013

doi dblp
AnchorMF: towards effective event context identification.
Hansu Gu|Mike Gartrell|Liang Zhang|Qin Lv|Dirk Grunwald
22nd ACM International Conference on Information and Knowledge Management, CIKM'13, San Francisco, CA, USA, October 27 - November 1, 2013