Jiawei Chen

2026

doi dblp
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
TopKGAT: A Top-K Objective-Driven Architecture for Recommendation.
Sirui Chen|Jiawei Chen|Canghong Jin|Sheng Zhou|Jingbang Chen|Wujie Sun|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
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
Talos: Optimizing Top-K Accuracy in Recommender Systems.
Shengjia Zhang|Weiqin Yang|Jiawei Chen|Peng Wu|Yuegang Sun|Gang Wang|Qihao Shi|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.

2025

doi dblp
Position-aware Graph Transformer for Recommendation.
Jiajia Chen|Jiancan Wu|Jiawei Chen|Chongming Gao|Yong Li|Xiang Wang
ACM Transactions on Information Systems (TOIS) 2025 Volume 43 Issue 6
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
doi dblp
Graph Disentangle Causal Model: Enhancing Causal Inference in Networked Observational Data.
Binbin Hu|Zhicheng An|Zhengwei Wu|Ke Tu|Ziqi Liu|Zhiqiang Zhang|Jun Zhou|Yufei Feng|Jiawei Chen
Proceedings of the Eighteenth ACM International Conference on Web Search and Data Mining, WSDM 2025, Hannover, Germany, March 10-14, 2025
doi dblp
How Do Recommendation Models Amplify Popularity Bias? An Analysis from the Spectral Perspective.
Siyi Lin|Chongming Gao|Jiawei Chen|Sheng Zhou|Binbin Hu|Yan Feng|Chun Chen|Can Wang
Proceedings of the Eighteenth ACM International Conference on Web Search and Data Mining, WSDM 2025, Hannover, Germany, March 10-14, 2025
doi dblp
Dynamic Graph Transformer with Correlated Spatial-Temporal Positional Encoding.
Zhe Wang|Sheng Zhou|Jiawei Chen|Zhen Zhang|Binbin Hu|Yan Feng|Chun Chen|Can Wang
Proceedings of the Eighteenth ACM International Conference on Web Search and Data Mining, WSDM 2025, Hannover, Germany, March 10-14, 2025
doi dblp
Rankformer: A Graph Transformer for Recommendation based on Ranking Objective.
Sirui Chen|Shen Han|Jiawei Chen|Binbin Hu|Sheng Zhou|Gang Wang|Yan Feng|Chun Chen|Can Wang
Proceedings of the ACM on Web Conference 2025, WWW 2025, Sydney, NSW, Australia, 28 April 2025- 2 May 2025
doi dblp
Uncertainty-Aware Graph Structure Learning.
Shen Han|Zhiyao Zhou|Jiawei Chen|Zhezheng Hao|Sheng Zhou|Gang Wang|Yan Feng|Chun Chen|Can Wang
Proceedings of the ACM on Web Conference 2025, WWW 2025, Sydney, NSW, Australia, 28 April 2025- 2 May 2025

2024

doi dblp
CIRS: Bursting Filter Bubbles by Counterfactual Interactive Recommender System.
Chongming Gao|Shiqi Wang|Shijun Li|Jiawei Chen|Xiangnan He|Wenqiang Lei|Biao Li|Yuan Zhang|Peng Jiang
ACM Transactions on Information Systems (TOIS) 2024 Volume 42 Issue 1
doi dblp
On the Effectiveness of Sampled Softmax Loss for Item Recommendation.
Jiancan Wu|Xiang Wang|Xingyu Gao|Jiawei Chen|Hongcheng Fu|Tianyu Qiu
ACM Transactions on Information Systems (TOIS) 2024 Volume 42 Issue 4
doi dblp
ReCRec: Reasoning the Causes of Implicit Feedback for Debiased Recommendation.
Siyi Lin|Sheng Zhou|Jiawei Chen|Yan Feng|Qihao Shi|Chun Chen|Ying Li|Can Wang
ACM Transactions on Information Systems (TOIS) 2024 Volume 42 Issue 6
doi dblp
The Devil is in the Sources! Knowledge Enhanced Cross-Domain Recommendation in an Information Bottleneck Perspective.
Binbin Hu|Weifan Wang|Shuhan Wang|Ziqi Liu|Bin Shen|Yong He|Jiawei Chen
Proceedings of the 33rd ACM International Conference on Information and Knowledge Management, CIKM 2024, Boise, ID, USA, October 21-25, 2024
doi dblp
Confidence-aware Self-Semantic Distillation on Knowledge Graph Embedding.
Yichen Liu|Jiawei Chen|Defang Chen|Zhehui Zhou|Yan Feng|Can Wang
Proceedings of the 33rd ACM International Conference on Information and Knowledge Management, CIKM 2024, Boise, ID, USA, October 21-25, 2024
doi dblp
SIGformer: Sign-aware Graph Transformer for Recommendation.
Sirui Chen|Jiawei Chen|Sheng Zhou|Bohao Wang|Shen Han|Chanfei Su|Yuqing Yuan|Can Wang
Proceedings of the 47th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2024, Washington DC, USA, July 14-18, 2024
doi dblp
EasyRL4Rec: An Easy-to-use Library for Reinforcement Learning Based Recommender Systems.
Yuanqing Yu|Chongming Gao|Jiawei Chen|Heng Tang|Yuefeng Sun|Qian Chen|Weizhi Ma|Min Zhang
Proceedings of the 47th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2024, Washington DC, USA, July 14-18, 2024
doi dblp
Distributionally Robust Graph-based Recommendation System.
Bohao Wang|Jiawei Chen|Changdong Li|Sheng Zhou|Qihao Shi|Yang Gao|Yan Feng|Chun Chen|Can Wang
Proceedings of the ACM on Web Conference 2024, WWW 2024, Singapore, May 13-17, 2024

2023

doi dblp
Time-aware Path Reasoning on Knowledge Graph for Recommendation.
Yuyue Zhao|Xiang Wang|Jiawei Chen|Yashen Wang|Wei Tang|Xiangnan He|Haiyong Xie
ACM Transactions on Information Systems (TOIS) 2023 Volume 41 Issue 2
doi dblp
Bias and Debias in Recommender System: A Survey and Future Directions.
Jiawei Chen|Hande Dong|Xiang Wang|Fuli Feng|Meng Wang|Xiangnan He
ACM Transactions on Information Systems (TOIS) 2023 Volume 41 Issue 3
doi dblp
Homophily-enhanced Structure Learning for Graph Clustering.
Ming Gu|Gaoming Yang|Sheng Zhou|Ning Ma|Jiawei Chen|Qiaoyu Tan|Meihan Liu|Jiajun Bu
Proceedings of the 32nd ACM International Conference on Information and Knowledge Management, CIKM 2023, Birmingham, United Kingdom, October 21-25, 2023
doi dblp
CDR: Conservative Doubly Robust Learning for Debiased Recommendation.
Zijie Song|Jiawei Chen|Sheng Zhou|Qihao Shi|Yan Feng|Chun Chen|Can Wang
Proceedings of the 32nd ACM International Conference on Information and Knowledge Management, CIKM 2023, Birmingham, United Kingdom, October 21-25, 2023
doi dblp
Alleviating Matthew Effect of Offline Reinforcement Learning in Interactive Recommendation.
Chongming Gao|Kexin Huang|Jiawei Chen|Yuan Zhang|Biao Li|Peng Jiang|Shiqi Wang|Zhong Zhang|Xiangnan He
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
A Generic Learning Framework for Sequential Recommendation with Distribution Shifts.
Zhengyi Yang|Xiangnan He|Jizhi Zhang|Jiancan Wu|Xin Xin|Jiawei Chen|Xiang Wang
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
Unbiased Knowledge Distillation for Recommendation.
Gang Chen|Jiawei Chen|Fuli Feng|Sheng Zhou|Xiangnan He
Proceedings of the Sixteenth ACM International Conference on Web Search and Data Mining, WSDM 2023, Singapore, 27 February 2023 - 3 March 2023.
doi dblp
Adap-τ : Adaptively Modulating Embedding Magnitude for Recommendation.
Jiawei Chen|Junkang Wu|Jiancan Wu|Xuezhi Cao|Sheng Zhou|Xiangnan He
Proceedings of the ACM Web Conference 2023, WWW 2023, Austin, TX, USA, 30 April 2023 - 4 May 2023
doi dblp
On the Theories Behind Hard Negative Sampling for Recommendation.
Wentao Shi|Jiawei Chen|Fuli Feng|Jizhi Zhang|Junkang Wu|Chongming Gao|Xiangnan He
Proceedings of the ACM Web Conference 2023, WWW 2023, Austin, TX, USA, 30 April 2023 - 4 May 2023

2022

doi dblp
KuaiRec: A Fully-observed Dataset and Insights for Evaluating Recommender Systems.
Chongming Gao|Shijun Li|Wenqiang Lei|Jiawei Chen|Biao Li|Peng Jiang|Xiangnan He|Jiaxin Mao|Tat-Seng Chua
Proceedings of the 31st ACM International Conference on Information & Knowledge Management, Atlanta, GA, USA, October 17-21, 2022
doi dblp
KuaiRand: An Unbiased Sequential Recommendation Dataset with Randomly Exposed Videos.
Chongming Gao|Shijun Li|Yuan Zhang|Jiawei Chen|Biao Li|Wenqiang Lei|Peng Jiang|Xiangnan He
Proceedings of the 31st ACM International Conference on Information & Knowledge Management, Atlanta, GA, USA, October 17-21, 2022
doi dblp
IHGNN: Interactive Hypergraph Neural Network for Personalized Product Search.
Dian Cheng|Jiawei Chen|Wenjun Peng|Wenqin Ye|Fuyu Lv|Tao Zhuang|Xiaoyi Zeng|Xiangnan He
WWW '22: The ACM Web Conference 2022, Virtual Event, Lyon, France, April 25 - 29, 2022

2021

doi dblp
CoSam: An Efficient Collaborative Adaptive Sampler for Recommendation.
Jiawei Chen|Chengquan Jiang|Can Wang|Sheng Zhou|Yan Feng|Chun Chen|Martin Ester|Xiangnan He
ACM Transactions on Information Systems (TOIS) 2021 Volume 39 Issue 3
doi dblp
DisenKGAT: Knowledge Graph Embedding with Disentangled Graph Attention Network.
Junkang Wu|Wentao Shi|Xuezhi Cao|Jiawei Chen|Wenqiang Lei|Fuzheng Zhang|Wei Wu|Xiangnan He
CIKM '21: The 30th ACM International Conference on Information and Knowledge Management, Virtual Event, Queensland, Australia, November 1 - 5, 2021
doi dblp
CausCF: Causal Collaborative Filtering for Recommendation Effect Estimation.
Xu Xie|Zhaoyang Liu|Shiwen Wu|Fei Sun|Cihang Liu|Jiawei Chen|Jinyang Gao|Bin Cui|Bolin Ding
CIKM '21: The 30th ACM International Conference on Information and Knowledge Management, Virtual Event, Queensland, Australia, November 1 - 5, 2021
doi dblp
AutoDebias: Learning to Debias for Recommendation.
Jiawei Chen|Hande Dong|Yang Qiu|Xiangnan He|Xin Xin|Liang Chen|Guli Lin|Keping Yang
SIGIR '21: The 44th International ACM SIGIR Conference on Research and Development in Information Retrieval, Virtual Event, Canada, July 11-15, 2021
doi dblp
On the Equivalence of Decoupled Graph Convolution Network and Label Propagation.
Hande Dong|Jiawei Chen|Fuli Feng|Xiangnan He|Shuxian Bi|Zhaolin Ding|Peng Cui
WWW '21: The Web Conference 2021, Virtual Event / Ljubljana, Slovenia, April 19-23, 2021.

2019

doi dblp
SamWalker: Social Recommendation with Informative Sampling Strategy.
Jiawei Chen|Can Wang|Sheng Zhou|Qihao Shi|Yan Feng|Chun Chen
The World Wide Web Conference, WWW 2019, San Francisco, CA, USA, May 13-17, 2019

2018

doi dblp
Modeling Users' Exposure with Social Knowledge Influence and Consumption Influence for Recommendation.
Jiawei Chen|Yan Feng|Martin Ester|Sheng Zhou|Chun Chen|Can Wang
Proceedings of the 27th ACM International Conference on Information and Knowledge Management, CIKM 2018, Torino, Italy, October 22-26, 2018