Le Wu

2026

doi dblp

Privacy Matters: Data Attack to Make User Preferences Unlearnable in Recommendation.

Pengyang Shao|Le Wu|Kun Zhang|Lei Chen|Meng Wang

ACM Transactions on Information Systems (TOIS) 2026 Volume 44 Issue 4

doi dblp

AlignCP: Noise-Aware Preference Alignment for LLMs via Confidence and Polarity Reweighting.

Chen Cheng|Hefei Xu|Le Wu

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

WeaveRec: An LLM-Based Cross-Domain Sequential Recommendation Framework with Model Merging.

Min Hou|Xin Liu|Le Wu|Chenyi He|Hao Liu|Zhi Li|Xin Li|Si Wei

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

Mitigating Fine-tuning Bias: A Parameter-Efficient Debiasing Framework for Large Language Models.

Qiuyu Li|Kun Zhang|Le Wu|Hao Liu|Hefei Xu|Xin Li|Si Wei

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

VC-Soup: Value-Consistency Guided Multi-Value Alignment for Large Language Models.

Hefei Xu|Le Wu|Yu Wang|Min Hou|Han Wu|Zhen Zhang|Meng 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

Selective Mixup for Debiasing Question Selection in Computerized Adaptive Testing.

Mi Tian|Kun Zhang|Fei Liu|Jinglong Li|Yuxin Liao|Chenxi Bai|Zhengtao Tan|Le Wu|Richang Hong

Proceedings of the 34th ACM International Conference on Information and Knowledge Management, CIKM 2025, Seoul, Republic of Korea, November 10-14, 2025

doi dblp

Trustworthy Knowledge Discovery and Data Mining (TrustKDD).

Le Wu|Jindong Wang|Ling Chen|Xiangyu Zhao|Kui Yu|Yashar Deldjoo|Defu Lian

Proceedings of the 34th ACM International Conference on Information and Knowledge Management, CIKM 2025, Seoul, Republic of Korea, November 10-14, 2025

doi dblp

Mitigating Distribution Shifts in Sequential Recommendation: An Invariance Perspective.

Yuxin Liao|Yonghui Yang|Min Hou|Le Wu|Hefei Xu|Hao Liu

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

Invariance Matters: Empowering Social Recommendation via Graph Invariant Learning.

Yonghui Yang|Le Wu|Yuxin Liao|Zhuangzhuang He|Pengyang Shao|Richang Hong|Meng 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

Fair Personalized Learner Modeling Without Sensitive Attributes.

Hefei Xu|Min Hou|Le Wu|Fei Liu|Yonghui Yang|Haoyue Bai|Richang Hong|Meng Wang

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

2024

doi dblp

Mitigating Recommendation Biases via Group-Alignment and Global-Uniformity in Representation Learning.

Miaomiao Cai|Min Hou|Lei Chen|Le Wu|Haoyue Bai|Yong Li|Meng Wang

ACM Transactions on Intelligent Systems and Technology (TIST) 2024 Volume 15 Issue 5

doi dblp

FDKT: Towards an Interpretable Deep Knowledge Tracing via Fuzzy Reasoning.

Fei Liu|Chenyang Bu|Haotian Zhang|Le Wu|Kui Yu|Xuegang Hu

ACM Transactions on Information Systems (TOIS) 2024 Volume 42 Issue 5

doi dblp

Average User-Side Counterfactual Fairness for Collaborative Filtering.

Pengyang Shao|Le Wu|Kun Zhang|Defu Lian|Richang Hong|Yong Li|Meng Wang

ACM Transactions on Information Systems (TOIS) 2024 Volume 42 Issue 5

doi dblp

Bots Shield Fake News: Adversarial Attack on User Engagement based Fake News Detection.

Lanjun Wang|Zehao Wang|Le Wu|An-An Liu

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

doi dblp

Multimodality Invariant Learning for Multimedia-Based New Item Recommendation.

Haoyue Bai|Le Wu|Min Hou|Miaomiao Cai|Zhuangzhuang He|Yuyang Zhou|Richang Hong|Meng 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

2023

doi dblp

MEGCF: Multimodal Entity Graph Collaborative Filtering for Personalized Recommendation.

Kang Liu|Feng Xue|Dan Guo|Le Wu|Shujie Li|Richang Hong

ACM Transactions on Information Systems (TOIS) 2023 Volume 41 Issue 2

doi dblp

Disentangled Interest importance aware Knowledge Graph Neural Network for Fund Recommendation.

Ke Tu|Wei Qu|Zhengwei Wu|Zhiqiang Zhang|Zhongyi Liu|Yiming Zhao|Le Wu|Jun Zhou|Guannan Zhang

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

doi dblp

RecStudio: Towards a Highly-Modularized Recommender System.

Defu Lian|Xu Huang|Xiaolong Chen|Jin Chen|Xingmei Wang|Yankai Wang|Haoran Jin|Rui Fan|Zheng Liu|Le Wu|Enhong Chen

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

Topic-enhanced Graph Neural Networks for Extraction-based Explainable Recommendation.

Jie Shuai|Le Wu|Kun Zhang|Peijie Sun|Richang Hong|Meng 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

Generative-Contrastive Graph Learning for Recommendation.

Yonghui Yang|Zhengwei Wu|Le Wu|Kun Zhang|Richang Hong|Zhiqiang Zhang|Jun Zhou|Meng 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

Improving Recommendation Fairness via Data Augmentation.

Lei Chen|Le Wu|Kun Zhang|Richang Hong|Defu Lian|Zhiqiang Zhang|Jun Zhou|Meng Wang

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

2022

doi dblp

An Unsupervised Aspect-Aware Recommendation Model with Explanation Text Generation.

Peijie Sun|Le Wu|Kun Zhang|Yu Su|Meng Wang

ACM Transactions on Information Systems (TOIS) 2022 Volume 40 Issue 3

doi dblp

Forest-based Deep Recommender.

Chao Feng|Defu Lian|Zheng Liu|Xing Xie|Le Wu|Enhong Chen

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

doi dblp

ProFairRec: Provider Fairness-aware News Recommendation.

Tao Qi|Fangzhao Wu|Chuhan Wu|Peijie Sun|Le Wu|Xiting Wang|Yongfeng Huang|Xing Xie

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

doi dblp

A Review-aware Graph Contrastive Learning Framework for Recommendation.

Jie Shuai|Kun Zhang|Le Wu|Peijie Sun|Richang Hong|Meng Wang|Yong Li

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

doi dblp

Multi-level Recommendation Reasoning over Knowledge Graphs with Reinforcement Learning.

Xiting Wang|Kunpeng Liu|Dongjie Wang|Le Wu|Yanjie Fu|Xing Xie

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

2021

doi dblp

Hierarchical attention model for personalized tag recommendation.

Jianshan Sun|Mingyue Zhu|Yuanchun Jiang|Ye-Zheng Liu|Le Wu

Journal of the Association for Information Science and Technology (JASIST) 2021 Volume 72 Issue 2

doi dblp

Meta-learned ID Embeddings for Online Inductive Recommendation.

Jingyu Peng|Le Wu|Peijie Sun|Meng Wang

Information Retrieval - 27th China Conference, CCIR 2021, Dalian, China, October 29-31, 2021, Proceedings

doi dblp

Stock Trend Prediction with Multi-granularity Data: A Contrastive Learning Approach with Adaptive Fusion.

Min Hou|Chang Xu|Yang Liu|Weiqing Liu|Jiang Bian|Le Wu|Zhi Li|Enhong Chen|Tie-Yan Liu

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

doi dblp

Set2setRank: Collaborative Set to Set Ranking for Implicit Feedback based Recommendation.

Lei Chen|Le Wu|Kun Zhang|Richang Hong|Meng Wang

SIGIR '21: The 44th International ACM SIGIR Conference on Research and Development in Information Retrieval, Virtual Event, Canada, July 11-15, 2021

doi dblp

Privileged Graph Distillation for Cold Start Recommendation.

Shuai Wang|Kun Zhang|Le Wu|Haiping Ma|Richang Hong|Meng Wang

SIGIR '21: The 44th International ACM SIGIR Conference on Research and Development in Information Retrieval, Virtual Event, Canada, July 11-15, 2021

doi dblp

Enhanced Graph Learning for Collaborative Filtering via Mutual Information Maximization.

Yonghui Yang|Le Wu|Richang Hong|Kun Zhang|Meng Wang

SIGIR '21: The 44th International ACM SIGIR Conference on Research and Development in Information Retrieval, Virtual Event, Canada, July 11-15, 2021

doi dblp

Learning Fair Representations for Recommendation: A Graph-based Perspective.

Le Wu|Lei Chen|Pengyang Shao|Richang Hong|Xiting Wang|Meng Wang

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

2020

doi dblp

Learning or Forgetting? A Dynamic Approach for Tracking the Knowledge Proficiency of Students.

Zhenya Huang|Qi Liu|Yuying Chen|Le Wu|Keli Xiao|Enhong Chen|Haiping Ma|Guoping Hu

ACM Transactions on Information Systems (TOIS) 2020 Volume 38 Issue 2

doi dblp

A Joint Neural Model for User Behavior Prediction on Social Networking Platforms.

Junwei Li|Le Wu|Richang Hong|Kun Zhang|Yong Ge|Yan Li

ACM Transactions on Intelligent Systems and Technology (TIST) 2020 Volume 11 Issue 6

doi dblp

ResFusion: A Residual Learning Based Fusion Framework for CTR Prediction.

Junmei Bao|Yangguang Ji|Yonghui Yang|Le Wu|Ruiji Fu

Information Retrieval - 26th China Conference, CCIR 2020, Xi'an, China, August 14-16, 2020, Proceedings

doi dblp

Learning to Transfer Graph Embeddings for Inductive Graph based Recommendation.

Le Wu|Yonghui Yang|Lei Chen|Defu Lian|Richang Hong|Meng Wang

Proceedings of the 43rd International ACM SIGIR conference on research and development in Information Retrieval, SIGIR 2020, Virtual Event, China, July 25-30, 2020

doi dblp

Joint Item Recommendation and Attribute Inference: An Adaptive Graph Convolutional Network Approach.

Le Wu|Yonghui Yang|Kun Zhang|Richang Hong|Yanjie Fu|Meng Wang

Proceedings of the 43rd International ACM SIGIR conference on research and development in Information Retrieval, SIGIR 2020, Virtual Event, China, July 25-30, 2020

doi dblp

Dual Learning for Explainable Recommendation: Towards Unifying User Preference Prediction and Review Generation.

Peijie Sun|Le Wu|Kun Zhang|Yanjie Fu|Richang Hong|Meng Wang

WWW '20: The Web Conference 2020, Taipei, Taiwan, April 20-24, 2020

2019

doi dblp

A Neural Influence Diffusion Model for Social Recommendation.

Le Wu|Peijie Sun|Yanjie Fu|Richang Hong|Xiting Wang|Meng Wang

Proceedings of the 42nd International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2019, Paris, France, July 21-25, 2019.

2018

doi dblp

Multiple Pairwise Ranking with Implicit Feedback.

Runlong Yu|Yunzhou Zhang|Yuyang Ye|Le Wu|Chao Wang|Qi Liu|Enhong Chen

Proceedings of the 27th ACM International Conference on Information and Knowledge Management, CIKM 2018, Torino, Italy, October 22-26, 2018

doi dblp

Attentive Recurrent Social Recommendation.

Peijie Sun|Le Wu|Meng Wang

The 41st International ACM SIGIR Conference on Research & Development in Information Retrieval, SIGIR 2018, Ann Arbor, MI, USA, July 08-12, 2018

2017

doi dblp

Tracking Knowledge Proficiency of Students with Educational Priors.

Yuying Chen|Qi Liu|Zhenya Huang|Le Wu|Enhong Chen|Runze Wu|Yu Su|Guoping Hu

Proceedings of the 2017 ACM on Conference on Information and Knowledge Management, CIKM 2017, Singapore, November 06 - 10, 2017

2016

doi dblp

Relevance Meets Coverage: A Unified Framework to Generate Diversified Recommendations.

Le Wu|Qi Liu|Enhong Chen|Nicholas Jing Yuan|Guangming Guo|Xing Xie

ACM Transactions on Intelligent Systems and Technology (TIST) 2016 Volume 7 Issue 3

doi dblp

From Footprint to Evidence: An Exploratory Study of Mining Social Data for Credit Scoring.

Guangming Guo|Feida Zhu|Enhong Chen|Qi Liu|Le Wu|Chu Guan

ACM Transactions on the Web 2016 Volume 10 Issue 4

2012

doi dblp

Leveraging tagging for neighborhood-aware probabilistic matrix factorization.

Le Wu|Enhong Chen|Qi Liu|Linli Xu|Tengfei Bao|Lei Zhang

21st ACM International Conference on Information and Knowledge Management, CIKM'12, Maui, HI, USA, October 29 - November 02, 2012