Hongxu Chen

2024

Watermarking Recommender Systems.

Sixiao Zhang|Cheng Long|Wei Yuan|Hongxu Chen|Hongzhi Yin

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

Defense Against Model Extraction Attacks on Recommender Systems.

Sixiao Zhang|Hongzhi Yin|Hongxu Chen|Cheng Long

Proceedings of the 17th ACM International Conference on Web Search and Data Mining, WSDM 2024, Merida, Mexico, March 4-8, 2024

2023

Generating Counterfactual Hard Negative Samples for Graph Contrastive Learning.

Haoran Yang|Hongxu Chen|Sixiao Zhang|Xiangguo Sun|Qian Li|Xiangyu Zhao|Guandong Xu

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

2022

Reinforced KGs reasoning for explainable sequential recommendation.

Zhihong Cui|Hongxu Chen|Lizhen Cui|Shijun Liu|Xueyan Liu|Guandong Xu|Hongzhi Yin

World Wide Web (WWW) 2022 Volume 25 Issue 2

DA-Net: Distributed Attention Network for Temporal Knowledge Graph Reasoning.

Kangzheng Liu|Feng Zhao|Hongxu Chen|Yicong Li|Guandong Xu|Hai Jin

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

MGPolicy: Meta Graph Enhanced Off-policy Learning for Recommendations.

Xiangmeng Wang|Qian Li|Dianer Yu|Zhichao Wang|Hongxu Chen|Guandong Xu

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

Geometric Inductive Matrix Completion: A Hyperbolic Approach with Unified Message Passing.

Chengkun Zhang|Hongxu Chen|Sixiao Zhang|Guandong Xu|Junbin Gao

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

Towards Unsupervised Deep Graph Structure Learning.

Yixin Liu|Yu Zheng|Daokun Zhang|Hongxu Chen|Hao Peng|Shirui Pan

WWW '22: The ACM Web Conference 2022, Virtual Event, Lyon, France, April 25 - 29, 2022

Dual Space Graph Contrastive Learning.

Haoran Yang|Hongxu Chen|Shirui Pan|Lin Li|Philip S. Yu|Guandong Xu

WWW '22: The ACM Web Conference 2022, Virtual Event, Lyon, France, April 25 - 29, 2022

Unsupervised Graph Poisoning Attack via Contrastive Loss Back-propagation.

Sixiao Zhang|Hongxu Chen|Xiangguo Sun|Yicong Li|Guandong Xu

WWW '22: The ACM Web Conference 2022, Virtual Event, Lyon, France, April 25 - 29, 2022

2021

A block-based generative model for attributed network embedding.

Xueyan Liu|Bo Yang|Wenzhuo Song|Katarzyna Musial|Wanli Zuo|Hongxu Chen|Hongzhi Yin

World Wide Web (WWW) 2021 Volume 24 Issue 5

Explaining similarity for SPARQL queries.

Meng Wang|Kefei Chen|Gang Xiao|Xinyue Zhang|Hongxu Chen|Sen Wang

World Wide Web (WWW) 2021 Volume 24 Issue 5

Hyperbolic Hypergraphs for Sequential Recommendation.

Yicong Li|Hongxu Chen|Xiangguo Sun|Zhenchao Sun|Lin Li|Lizhen Cui|Philip S. Yu|Guandong Xu

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

Click-Through Rate Prediction with Multi-Modal Hypergraphs.

Li He|Hongxu Chen|Dingxian Wang|Shoaib Jameel|Philip S. Yu|Guandong Xu

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

TagPick: A System for Bridging Micro-Video Hashtags and E-commerce Categories.

Li He|Dingxian Wang|Hanzhang Wang|Hongxu Chen|Guandong Xu

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

Temporal Meta-path Guided Explainable Recommendation.

Hongxu Chen|Yicong Li|Xiangguo Sun|Guandong Xu|Hongzhi Yin

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

Heterogeneous Hypergraph Embedding for Graph Classification.

Xiangguo Sun|Hongzhi Yin|Bo Liu|Hongxu Chen|Jiuxin Cao|Yingxia Shao|Nguyen Quoc Viet Hung

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

Multi-level Hyperedge Distillation for Social Linking Prediction on Sparsely Observed Networks.

Xiangguo Sun|Hongzhi Yin|Bo Liu|Hongxu Chen|Qing Meng|Wang Han|Jiuxin Cao

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

2017

People Opinion Topic Model: Opinion based User Clustering in Social Networks.

Hongxu Chen|Hongzhi Yin|Xue Li|Meng Wang|Weitong Chen|Tong Chen

Proceedings of the 26th International Conference on World Wide Web Companion, Perth, Australia, April 3-7, 2017