Nguyen Quoc Viet Hung

2026

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OFA-MAS: One-for-All Multi-Agent System Topology Design based on Mixture-of-Experts Graph Generative Models.
Shiyuan Li|Yixin Liu|Yu Zheng|Mei Li|Quoc Viet Hung Nguyen|Shirui Pan
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.
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Efficient Content-based Recommendation Model Training via Noise-aware Coreset Selection.
Hung Vinh Tran|Tong Chen|Hechuan Wen|Quoc Viet Hung Nguyen|Bin Cui|Hongzhi Yin
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

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Certified Unlearning for Federated Recommendation.
Thanh Trung Huynh|Trong Bang Nguyen|Thanh Toan Nguyen|Phi Le Nguyen|Hongzhi Yin|Quoc Viet Hung Nguyen|Thanh Tam Nguyen
ACM Transactions on Information Systems (TOIS) 2025 Volume 43 Issue 2
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PTF-FSR: A Parameter Transmission-Free Federated Sequential Recommender System.
Wei Yuan|Chaoqun Yang|Liang Qu|Quoc Viet Hung Nguyen|Guanhua Ye|Hongzhi Yin
ACM Transactions on Information Systems (TOIS) 2025 Volume 43 Issue 2
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A Thorough Performance Benchmarking on Lightweight Embedding-based Recommender Systems.
Hung Vinh Tran|Tong Chen|Nguyen Quoc Viet Hung|Zi Huang|Lizhen Cui|Hongzhi Yin
ACM Transactions on Information Systems (TOIS) 2025 Volume 43 Issue 3
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A Survey of Machine Unlearning.
Thanh Tam Nguyen|Thanh Trung Huynh|Zhao Ren|Phi Le Nguyen|Alan Wee-Chung Liew|Hongzhi Yin|Quoc Viet Hung Nguyen
ACM Transactions on Intelligent Systems and Technology (TIST) 2025 Volume 16 Issue 5
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FELLAS: Enhancing Federated Sequential Recommendation with LLM as External Services.
Wei Yuan|Chaoqun Yang|Guanhua Ye|Tong Chen|Quoc Viet Hung Nguyen|Hongzhi Yin
ACM Transactions on Information Systems (TOIS) 2025 Volume 43 Issue 6
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Harnessing Large Language Models for Group POI Recommendations.
Jing Long|Liang Qu|Junliang Yu|Tong Chen|Quoc Viet Hung Nguyen|Hongzhi Yin
Proceedings of the 34th ACM International Conference on Information and Knowledge Management, CIKM 2025, Seoul, Republic of Korea, November 10-14, 2025
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Efficient Multimodal Streaming Recommendation via Expandable Side Mixture-of-Experts.
Yunke Qu|Liang Qu|Tong Chen|Quoc Viet Hung Nguyen|Hongzhi Yin
Proceedings of the 34th ACM International Conference on Information and Knowledge Management, CIKM 2025, Seoul, Republic of Korea, November 10-14, 2025
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ID-Free Not Risk-Free: LLM-Powered Agents Unveil Risks in ID-Free Recommender Systems.
Zongwei Wang|Min Gao|Junliang Yu|Xinyi Gao|Quoc Viet Hung Nguyen|Shazia Sadiq|Hongzhi Yin
Proceedings of the 48th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2025, Padua, Italy, July 13-18, 2025
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On-device Content-based Recommendation with Single-shot Embedding Pruning: A Cooperative Game Perspective.
Hung Vinh Tran|Tong Chen|Guanhua Ye|Quoc Viet Hung Nguyen|Kai Zheng|Hongzhi Yin
Proceedings of the ACM on Web Conference 2025, WWW 2025, Sydney, NSW, Australia, 28 April 2025- 2 May 2025
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Graph Condensation: Foundations, Methods and Prospects.
Hongzhi Yin|Xinyi Gao|Junliang Yu|Ruihong Qiu|Tong Chen|Quoc Viet Hung Nguyen|Zi Huang
Companion Proceedings of the ACM on Web Conference 2025, WWW 2025, Sydney, NSW, Australia, 28 April 2025 - 2 May 2025

2024

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Isomorphic Graph Embedding for Progressive Maximal Frequent Subgraph Mining.
Thanh Toan Nguyen|Thanh Tam Nguyen|Thanh Hung Nguyen|Hongzhi Yin|Thanh Thi Nguyen|Jun Hyung Jo|Quoc Viet Hung Nguyen
ACM Transactions on Intelligent Systems and Technology (TIST) 2024 Volume 15 Issue 1
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Manipulating Visually Aware Federated Recommender Systems and Its Countermeasures.
Wei Yuan|Shilong Yuan|Chaoqun Yang|Nguyen Quoc Viet Hung|Hongzhi Yin
ACM Transactions on Information Systems (TOIS) 2024 Volume 42 Issue 3
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Explicit Knowledge Graph Reasoning for Conversational Recommendation.
Xuhui Ren|Tong Chen|Quoc Viet Hung Nguyen|Lizhen Cui|Zi Huang|Hongzhi Yin
ACM Transactions on Intelligent Systems and Technology (TIST) 2024 Volume 15 Issue 4
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Adversarial Item Promotion on Visually-Aware Recommender Systems by Guided Diffusion.
Lijian Chen|Wei Yuan|Tong Chen|Guanhua Ye|Nguyen Quoc Viet Hung|Hongzhi Yin
ACM Transactions on Information Systems (TOIS) 2024 Volume 42 Issue 6
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Scalable Dynamic Embedding Size Search for Streaming Recommendation.
Yunke Qu|Liang Qu|Tong Chen|Xiangyu Zhao|Quoc Viet Hung Nguyen|Hongzhi Yin
Proceedings of the 33rd ACM International Conference on Information and Knowledge Management, CIKM 2024, Boise, ID, USA, October 21-25, 2024
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Budgeted Embedding Table For Recommender Systems.
Yunke Qu|Tong Chen|Quoc Viet Hung Nguyen|Hongzhi Yin
Proceedings of the 17th ACM International Conference on Web Search and Data Mining, WSDM 2024, Merida, Mexico, March 4-8, 2024
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Prompt-enhanced Federated Content Representation Learning for Cross-domain Recommendation.
Lei Guo|Ziang Lu|Junliang Yu|Quoc Viet Hung Nguyen|Hongzhi Yin
Proceedings of the ACM on Web Conference 2024, WWW 2024, Singapore, May 13-17, 2024
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Physical Trajectory Inference Attack and Defense in Decentralized POI Recommendation.
Jing Long|Tong Chen|Guanhua Ye|Kai Zheng|Quoc Viet Hung Nguyen|Hongzhi Yin
Proceedings of the ACM on Web Conference 2024, WWW 2024, Singapore, May 13-17, 2024

2023

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ReFRS: Resource-efficient Federated Recommender System for Dynamic and Diversified User Preferences.
Mubashir Imran|Hongzhi Yin|Tong Chen|Quoc Viet Hung Nguyen|Alexander Zhou|Kai Zheng
ACM Transactions on Information Systems (TOIS) 2023 Volume 41 Issue 3
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Decentralized Collaborative Learning Framework for Next POI Recommendation.
Jing Long|Tong Chen|Quoc Viet Hung Nguyen|Hongzhi Yin
ACM Transactions on Information Systems (TOIS) 2023 Volume 41 Issue 3
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Poisoning GNN-based Recommender Systems with Generative Surrogate-based Attacks.
Thanh Toan Nguyen|Nguyen Duc Khang Quach|Thanh Tam Nguyen|Thanh Trung Huynh|Viet Hung Vu|Phi Le Nguyen|Jun Jo|Quoc Viet Hung Nguyen
ACM Transactions on Information Systems (TOIS) 2023 Volume 41 Issue 3
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Efficient On-Device Session-Based Recommendation.
Xin Xia|Junliang Yu|Qinyong Wang|Chaoqun Yang|Nguyen Quoc Viet Hung|Hongzhi Yin
ACM Transactions on Information Systems (TOIS) 2023 Volume 41 Issue 4
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Semantic-aware Node Synthesis for Imbalanced Heterogeneous Information Networks.
Xinyi Gao|Wentao Zhang|Tong Chen|Junliang Yu|Nguyen Quoc Viet Hung|Hongzhi Yin
Proceedings of the 32nd ACM International Conference on Information and Knowledge Management, CIKM 2023, Birmingham, United Kingdom, October 21-25, 2023
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Model-Agnostic Decentralized Collaborative Learning for On-Device POI Recommendation.
Jing Long|Tong Chen|Quoc Viet Hung Nguyen|Guandong Xu|Kai Zheng|Hongzhi Yin
Proceedings of the 46th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2023, Taipei, Taiwan, July 23-27, 2023
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Manipulating Federated Recommender Systems: Poisoning with Synthetic Users and Its Countermeasures.
Wei Yuan|Quoc Viet Hung Nguyen|Tieke He|Liang Chen|Hongzhi Yin
Proceedings of the 46th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2023, Taipei, Taiwan, July 23-27, 2023
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DREAM: Adaptive Reinforcement Learning based on Attention Mechanism for Temporal Knowledge Graph Reasoning.
Shangfei Zheng|Hongzhi Yin|Tong Chen|Quoc Viet Hung Nguyen|Wei Chen|Lei Zhao
Proceedings of the 46th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2023, Taipei, Taiwan, July 23-27, 2023
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Efficient Integration of Multi-Order Dynamics and Internal Dynamics in Stock Movement Prediction.
Thanh Trung Huynh|Minh Hieu Nguyen|Thanh Tam Nguyen|Phi Le Nguyen|Matthias Weidlich|Quoc Viet Hung Nguyen|Karl Aberer
Proceedings of the Sixteenth ACM International Conference on Web Search and Data Mining, WSDM 2023, Singapore, 27 February 2023 - 3 March 2023.
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Semi-decentralized Federated Ego Graph Learning for Recommendation.
Liang Qu|Ningzhi Tang|Ruiqi Zheng|Quoc Viet Hung Nguyen|Zi Huang|Yuhui Shi|Hongzhi Yin
Proceedings of the ACM Web Conference 2023, WWW 2023, Austin, TX, USA, 30 April 2023 - 4 May 2023
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Interaction-level Membership Inference Attack Against Federated Recommender Systems.
Wei Yuan|Chaoqun Yang|Quoc Viet Hung Nguyen|Lizhen Cui|Tieke He|Hongzhi Yin
Proceedings of the ACM Web Conference 2023, WWW 2023, Austin, TX, USA, 30 April 2023 - 4 May 2023

2022

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On-Device Next-Item Recommendation with Self-Supervised Knowledge Distillation.
Xin Xia|Hongzhi Yin|Junliang Yu|Qinyong Wang|Guandong Xu|Quoc Viet Hung Nguyen
SIGIR '22: The 45th International ACM SIGIR Conference on Research and Development in Information Retrieval, Madrid, Spain, July 11 - 15, 2022
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Thinking inside The Box: Learning Hypercube Representations for Group Recommendation.
Tong Chen|Hongzhi Yin|Jing Long|Quoc Viet Hung Nguyen|Yang Wang|Meng Wang
SIGIR '22: The 45th International ACM SIGIR Conference on Research and Development in Information Retrieval, Madrid, Spain, July 11 - 15, 2022
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Are Graph Augmentations Necessary?: Simple Graph Contrastive Learning for Recommendation.
Junliang Yu|Hongzhi Yin|Xin Xia|Tong Chen|Lizhen Cui|Quoc Viet Hung Nguyen
SIGIR '22: The 45th International ACM SIGIR Conference on Research and Development in Information Retrieval, Madrid, Spain, July 11 - 15, 2022
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PipAttack: Poisoning Federated Recommender Systems for Manipulating Item Promotion.
Shijie Zhang|Hongzhi Yin|Tong Chen|Zi Huang|Quoc Viet Hung Nguyen|Lizhen Cui
WSDM '22: The Fifteenth ACM International Conference on Web Search and Data Mining, Virtual Event / Tempe, AZ, USA, February 21 - 25, 2022

2021

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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
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Self-Supervised Multi-Channel Hypergraph Convolutional Network for Social Recommendation.
Junliang Yu|Hongzhi Yin|Jundong Li|Qinyong Wang|Nguyen Quoc Viet Hung|Xiangliang Zhang
WWW '21: The Web Conference 2021, Virtual Event / Ljubljana, Slovenia, April 19-23, 2021.

2020

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Time-aspect-sentiment Recommendation Models Based on Novel Similarity Measure Methods.
GuoHui Li|Qi Chen|Bolong Zheng|Nguyen Quoc Viet Hung|Pan Zhou|Guanfeng Liu
ACM Transactions on the Web 2020 Volume 14 Issue 2
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Misinformation-oriented expert finding in social networks.
GuoHui Li|Ming Dong|Fuming Yang|Jun Zeng|Jiansen Yuan|Congyuan Jin|Nguyen Quoc Viet Hung|Phan Thanh Cong|Bolong Zheng
World Wide Web (WWW) 2020 Volume 23 Issue 2
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CRSAL: Conversational Recommender Systems with Adversarial Learning.
Xuhui Ren|Hongzhi Yin|Tong Chen|Hao Wang|Nguyen Quoc Viet Hung|Zi Huang|Xiangliang Zhang
ACM Transactions on Information Systems (TOIS) 2020 Volume 38 Issue 4
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FactCatch: Incremental Pay-as-You-Go Fact Checking with Minimal User Effort.
Thanh Tam Nguyen|Matthias Weidlich|Hongzhi Yin|Bolong Zheng|Quang Huy Nguyen|Quoc Viet Hung Nguyen
Proceedings of the 43rd International ACM SIGIR conference on research and development in Information Retrieval, SIGIR 2020, Virtual Event, China, July 25-30, 2020
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GCN-Based User Representation Learning for Unifying Robust Recommendation and Fraudster Detection.
Shijie Zhang|Hongzhi Yin|Tong Chen|Quoc Viet Hung Nguyen|Zi Huang|Lizhen Cui
Proceedings of the 43rd International ACM SIGIR conference on research and development in Information Retrieval, SIGIR 2020, Virtual Event, China, July 25-30, 2020
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Next Point-of-Interest Recommendation on Resource-Constrained Mobile Devices.
Qinyong Wang|Hongzhi Yin|Tong Chen|Zi Huang|Hao Wang|Yanchang Zhao|Nguyen Quoc Viet Hung
WWW '20: The Web Conference 2020, Taipei, Taiwan, April 20-24, 2020

2019

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Spatiotemporal Representation Learning for Translation-Based POI Recommendation.
Tieyun Qian|Bei Liu|Quoc Viet Hung Nguyen|Hongzhi Yin
ACM Transactions on Information Systems (TOIS) 2019 Volume 37 Issue 2
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Searching activity trajectory with keywords.
Bolong Zheng|Kai Zheng|Peter Scheuermann|Xiaofang Zhou|Quoc Viet Hung Nguyen|Chenliang Li
World Wide Web (WWW) 2019 Volume 22 Issue 3
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Efficient User Guidance for Validating Participatory Sensing Data.
Thanh Cong Phan|Thanh Tam Nguyen|Hongzhi Yin|Bolong Zheng|Bela Stantic|Nguyen Quoc Viet Hung
ACM Transactions on Intelligent Systems and Technology (TIST) 2019 Volume 10 Issue 4
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Multiple Rumor Source Detection with Graph Convolutional Networks.
Ming Dong|Bolong Zheng|Nguyen Quoc Viet Hung|Han Su|GuoHui Li
Proceedings of the 28th ACM International Conference on Information and Knowledge Management, CIKM 2019, Beijing, China, November 3-7, 2019.
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Online User Representation Learning Across Heterogeneous Social Networks.
Weiqing Wang|Hongzhi Yin|Xingzhong Du|Wen Hua|Yongjun Li|Quoc Viet Hung Nguyen
Proceedings of the 42nd International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2019, Paris, France, July 21-25, 2019.

2018

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TPM: A Temporal Personalized Model for Spatial Item Recommendation.
Weiqing Wang|Hongzhi Yin|Xingzhong Du|Quoc Viet Hung Nguyen|Xiaofang Zhou
ACM Transactions on Intelligent Systems and Technology (TIST) 2018 Volume 9 Issue 6
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Streaming Ranking Based Recommender Systems.
Weiqing Wang|Hongzhi Yin|Zi Huang|Qinyong Wang|Xingzhong Du|Quoc Viet Hung Nguyen
The 41st International ACM SIGIR Conference on Research & Development in Information Retrieval, SIGIR 2018, Ann Arbor, MI, USA, July 08-12, 2018

2015

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ERICA: Expert Guidance in Validating Crowd Answers.
Nguyen Quoc Viet Hung|Duong Chi Thang|Matthias Weidlich|Karl Aberer
Proceedings of the 38th International ACM SIGIR Conference on Research and Development in Information Retrieval, Santiago, Chile, August 9-13, 2015

2013

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BATC: a benchmark for aggregation techniques in crowdsourcing.
Nguyen Quoc Viet Hung|Thanh Tam Nguyen|Ngoc Tran Lam|Karl Aberer
The 36th International ACM SIGIR conference on research and development in Information Retrieval, SIGIR '13, Dublin, Ireland - July 28 - August 01, 2013