Hao Peng

2026

doi dblp
Enhanced Pre-training for Recommendation via Hypergraph Structural Entropy.
Jingyun Zhang|Hao Peng|Mingdai Yang|Philip S. Yu
ACM Transactions on Information Systems (TOIS) 2026 Volume 44 Issue 2
doi dblp
Label-Free Contrastive Learning for Open-World Multimodal Social Event Detection.
Zhiwei Yang|Haimei Qin|Hao Peng|Xiaoyan Yu|Li Sun|Lei Jiang
Proceedings of the Nineteenth ACM International Conference on Web Search and Data Mining, WSDM 2026, Boise, ID, USA, February 22-26, 2026
doi dblp
MuVaC: A Variational Causal Framework for Multimodal Sarcasm Understanding in Dialogues.
Diandian Guo|Fangfang Yuan|Cong Cao|Xixun Lin|Chuan Zhou|Hao Peng|Yanan Cao|Yanbing Liu
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
Effective and Unsupervised Social Event Detection and Evolution via RAG and Structural Entropy.
Qitong Liu|Hao Peng|Zuchen Li|Xihang Meng|Ziyu Yang|Jiting Li|Li Sun|Philip S. Yu
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
Heterophily-Agnostic Hypergraph Neural Networks with Riemannian Local Exchanger.
Li Sun|Ming Zhang|Wenxin Jin|Zhongtian Sun|Zhenhao Huang|Hao Peng|Sen Su|Philip S. Yu
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
Revisiting Graph-Level Anomaly Detection: From Partially to Fully Unsupervised Learning.
Zhenyu Yang|Ge Zhang|Shan Xue|Xiaoxiao Ma|Jian Yang|Hao Peng|Amin Beheshti|Jia 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.

2025

doi dblp
Relational Prompt-Based Pre-Trained Language Models for Social Event Detection.
Pu Li|Xiaoyan Yu|Hao Peng|Yantuan Xian|Linqin Wang|Li Sun|Jingyun Zhang|Philip S. Yu
ACM Transactions on Information Systems (TOIS) 2025 Volume 43 Issue 1
doi dblp
Dialogues Aspect-based Sentiment Quadruple Extraction via Structural Entropy Minimization Partitioning.
Kun Peng|Cong Cao|Hao Peng|Zhifeng Hao|Lei Jiang|Kongjing Gu|Yanbing Liu|Philip S. Yu
Proceedings of the 34th ACM International Conference on Information and Knowledge Management, CIKM 2025, Seoul, Republic of Korea, November 10-14, 2025
doi dblp
Hyperbolic Prompt Learning for Incremental Event Detection with LLMs.
Haotian Hong|Eiman Tamah Al-Shammari|Xiujin Zhang|Jessica Lin|Jiting Li|Wenxin Jin|Eiman Tamah Al-Shammari|Haotian Hong|Pengfei Zhang|Jessica Lin|Jiting Li|Kongjing Gu|Hao Peng|Li Sun
Proceedings of the 34th ACM International Conference on Information and Knowledge Management, CIKM 2025, Seoul, Republic of Korea, November 10-14, 2025
doi dblp
RiemannGFM: Learning a Graph Foundation Model from Riemannian Geometry.
Li Sun|Zhenhao Huang|Suyang Zhou|Qiqi Wan|Hao Peng|Philip S. Yu
Proceedings of the ACM on Web Conference 2025, WWW 2025, Sydney, NSW, Australia, 28 April 2025- 2 May 2025
doi dblp
Community Detection in Large-Scale Complex Networks via Structural Entropy Game.
Yantuan Xian|Pu Li|Hao Peng|Zhengtao Yu|Yan Xiang|Philip S. Yu
Proceedings of the ACM on Web Conference 2025, WWW 2025, Sydney, NSW, Australia, 28 April 2025- 2 May 2025
doi dblp
Graph-Sequential Alignment and Uniformity: Toward Enhanced Recommendation Systems.
Yuwei Cao|Liangwei Yang|Zhiwei Liu|Yuqing Liu|Chen Wang|Yueqing Liang|Hao Peng|Philip S. Yu
Companion Proceedings of the ACM on Web Conference 2025, WWW 2025, Sydney, NSW, Australia, 28 April 2025 - 2 May 2025
doi dblp
Training Large Recommendation Models via Graph-Language Tokens Alignment.
Mingdai Yang|Zhiwei Liu|Liangwei Yang|Xiaolong Liu|Chen Wang|Hao Peng|Philip S. Yu
Companion Proceedings of the ACM on Web Conference 2025, WWW 2025, Sydney, NSW, Australia, 28 April 2025 - 2 May 2025

2024

doi dblp
Introduction to the Special Issue on Advanced Graph Mining on the Web: Theory, Algorithms, and Applications: Part 2.
Hao Peng|Jian Yang|Jia Wu|Philip S. Yu
ACM Transactions on the Web 2024 Volume 18 Issue 2
doi dblp
Unsupervised Social Bot Detection via Structural Information Theory.
Hao Peng|Jingyun Zhang|Xiang Huang|Zhifeng Hao|Angsheng Li|Zhengtao Yu|Philip S. Yu
ACM Transactions on Information Systems (TOIS) 2024 Volume 42 Issue 6
doi dblp
Multivariate Time-Series Anomaly Detection based on Enhancing Graph Attention Networks with Topological Analysis.
Zhe Liu|Xiang Huang|Jingyun Zhang|Zhifeng Hao|Li Sun|Hao Peng
Proceedings of the 33rd ACM International Conference on Information and Knowledge Management, CIKM 2024, Boise, ID, USA, October 21-25, 2024
doi dblp
Table-Filling via Mean Teacher for Cross-domain Aspect Sentiment Triplet Extraction.
Kun Peng|Lei Jiang|Qian Li|Haoran Li|Xiaoyan Yu|Li Sun|Shuo Sun|Yanxian Bi|Hao Peng
Proceedings of the 33rd ACM International Conference on Information and Knowledge Management, CIKM 2024, Boise, ID, USA, October 21-25, 2024
doi dblp
A Mixed-Curvature Graph Diffusion Model.
Yujie Wang|Shuo Zhang|Junda Ye|Hao Peng|Li Sun
Proceedings of the 33rd ACM International Conference on Information and Knowledge Management, CIKM 2024, Boise, ID, USA, October 21-25, 2024
doi dblp
Adaptive Differentially Private Structural Entropy Minimization for Unsupervised Social Event Detection.
Zhiwei Yang|Yuecen Wei|Haoran Li|Qian Li|Lei Jiang|Li Sun|Xiaoyan Yu|Chunming Hu|Hao Peng
Proceedings of the 33rd ACM International Conference on Information and Knowledge Management, CIKM 2024, Boise, ID, USA, October 21-25, 2024
doi dblp
DAMe: Personalized Federated Social Event Detection with Dual Aggregation Mechanism.
Xiaoyan Yu|Yifan Wei|Pu Li|Shuaishuai Zhou|Hao Peng|Li Sun|Liehuang Zhu|Philip S. Yu
Proceedings of the 33rd ACM International Conference on Information and Knowledge Management, CIKM 2024, Boise, ID, USA, October 21-25, 2024
doi dblp
A Structural Information Guided Hierarchical Reconstruction for Graph Anomaly Detection.
Dongcheng Zou|Hao Peng|Chunyang Liu
Proceedings of the 33rd ACM International Conference on Information and Knowledge Management, CIKM 2024, Boise, ID, USA, October 21-25, 2024
doi dblp
R-ODE: Ricci Curvature Tells When You Will be Informed.
Li Sun|Jingbin Hu|Mengjie Li|Hao Peng
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
Instruction-based Hypergraph Pretraining.
Mingdai Yang|Zhiwei Liu|Liangwei Yang|Xiaolong Liu|Chen Wang|Hao Peng|Philip S. Yu
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
Knowledge Graph Context-Enhanced Diversified Recommendation.
Xiaolong Liu|Liangwei Yang|Zhiwei Liu|Mingdai Yang|Chen Wang|Hao Peng|Philip S. Yu
Proceedings of the 17th ACM International Conference on Web Search and Data Mining, WSDM 2024, Merida, Mexico, March 4-8, 2024
doi dblp
Unified Pretraining for Recommendation via Task Hypergraphs.
Mingdai Yang|Zhiwei Liu|Liangwei Yang|Xiaolong Liu|Chen Wang|Hao Peng|Philip S. Yu
Proceedings of the 17th ACM International Conference on Web Search and Data Mining, WSDM 2024, Merida, Mexico, March 4-8, 2024
doi dblp
RDGCN: Reinforced Dependency Graph Convolutional Network for Aspect-based Sentiment Analysis.
Xusheng Zhao|Hao Peng|Qiong Dai|Xu Bai|Huailiang Peng|Yanbing Liu|Qinglang Guo|Philip S. Yu
Proceedings of the 17th ACM International Conference on Web Search and Data Mining, WSDM 2024, Merida, Mexico, March 4-8, 2024
doi dblp
MultiSPANS: A Multi-range Spatial-Temporal Transformer Network for Traffic Forecast via Structural Entropy Optimization.
Dongcheng Zou|Senzhang Wang|Xuefeng Li|Hao Peng|Yuandong Wang|Chunyang Liu|Kehua Sheng|Bo Zhang
Proceedings of the 17th ACM International Conference on Web Search and Data Mining, WSDM 2024, Merida, Mexico, March 4-8, 2024
doi dblp
RicciNet: Deep Clustering via A Riemannian Generative Model.
Li Sun|Jingbin Hu|Suyang Zhou|Zhenhao Huang|Junda Ye|Hao Peng|Zhengtao Yu|Philip S. Yu
Proceedings of the ACM on Web Conference 2024, WWW 2024, Singapore, May 13-17, 2024

2023

doi dblp
Introduction to the Special Issue on Advanced Graph Mining on the Web: Theory, Algorithms, and Applications: Part 1.
Hao Peng|Jian Yang|Jia Wu|Philip S. Yu
ACM Transactions on the Web 2023 Volume 17 Issue 3
doi dblp
Group Identification via Transitional Hypergraph Convolution with Cross-view Self-supervised Learning.
Mingdai Yang|Zhiwei Liu|Liangwei Yang|Xiaolong Liu|Chen Wang|Hao Peng|Philip S. Yu
Proceedings of the 32nd ACM International Conference on Information and Knowledge Management, CIKM 2023, Birmingham, United Kingdom, October 21-25, 2023
doi dblp
Graph Collaborative Signals Denoising and Augmentation for Recommendation.
Ziwei Fan|Ke Xu|Zhang Dong|Hao Peng|Jiawei Zhang|Philip S. Yu
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 and Efficient Self-Supervised Incremental Contrastive Learning.
Cheng Ji|Jianxin Li|Hao Peng|Jia Wu|Xingcheng Fu|Qingyun Sun|Philip S. Yu
Proceedings of the Sixteenth ACM International Conference on Web Search and Data Mining, WSDM 2023, Singapore, 27 February 2023 - 3 March 2023.
doi dblp
Ranking-based Group Identification via Factorized Attention on Social Tripartite Graph.
Mingdai Yang|Zhiwei Liu|Liangwei Yang|Xiaolong Liu|Chen Wang|Hao Peng|Philip S. Yu
Proceedings of the Sixteenth ACM International Conference on Web Search and Data Mining, WSDM 2023, Singapore, 27 February 2023 - 3 March 2023.
doi dblp
Minimum Entropy Principle Guided Graph Neural Networks.
Zhenyu Yang|Ge Zhang|Jia Wu|Jian Yang|Quan Z. Sheng|Hao Peng|Angsheng Li|Shan Xue|Jianlin Su
Proceedings of the Sixteenth ACM International Conference on Web Search and Data Mining, WSDM 2023, Singapore, 27 February 2023 - 3 March 2023.
doi dblp
Mutual Wasserstein Discrepancy Minimization for Sequential Recommendation.
Ziwei Fan|Zhiwei Liu|Hao Peng|Philip S. Yu
Proceedings of the ACM Web Conference 2023, WWW 2023, Austin, TX, USA, 30 April 2023 - 4 May 2023
doi dblp
Hyperbolic Geometric Graph Representation Learning for Hierarchy-imbalance Node Classification.
Xingcheng Fu|Yuecen Wei|Qingyun Sun|Haonan Yuan|Jia Wu|Hao Peng|Jianxin Li
Proceedings of the ACM Web Conference 2023, WWW 2023, Austin, TX, USA, 30 April 2023 - 4 May 2023
doi dblp
FedACK: Federated Adversarial Contrastive Knowledge Distillation for Cross-Lingual and Cross-Model Social Bot Detection.
Yingguang Yang|Renyu Yang|Hao Peng|Yangyang Li|Tong Li|Yong Liao|Pengyuan Zhou
Proceedings of the ACM Web Conference 2023, WWW 2023, Austin, TX, USA, 30 April 2023 - 4 May 2023
doi dblp
SE-GSL: A General and Effective Graph Structure Learning Framework through Structural Entropy Optimization.
Dongcheng Zou|Hao Peng|Xiang Huang|Renyu Yang|Jianxin Li|Jia Wu|Chunyang Liu|Philip S. Yu
Proceedings of the ACM Web Conference 2023, WWW 2023, Austin, TX, USA, 30 April 2023 - 4 May 2023

2022

doi dblp
A Survey on Text Classification: From Traditional to Deep Learning.
Qian Li|Hao Peng|Jianxin Li|Congying Xia|Renyu Yang|Lichao Sun|Philip S. Yu|Lifang He
ACM Transactions on Intelligent Systems and Technology (TIST) 2022 Volume 13 Issue 2
doi dblp
Federated Multi-view Learning for Private Medical Data Integration and Analysis.
Sicong Che|Zhaoming Kong|Hao Peng|Lichao Sun|Alex D. Leow|Yong Chen|Lifang He
ACM Transactions on Intelligent Systems and Technology (TIST) 2022 Volume 13 Issue 4
doi dblp
Federated Social Recommendation with Graph Neural Network.
Zhiwei Liu|Liangwei Yang|Ziwei Fan|Hao Peng|Philip S. Yu
ACM Transactions on Intelligent Systems and Technology (TIST) 2022 Volume 13 Issue 4
doi dblp
Introduction to the Special Issue on the Federated Learning: Algorithms, Systems, and Applications: Part 1.
Qiang Yang|Yongxin Tong|Yang Liu|Yangqiu Song|Hao Peng|Boi Faltings
ACM Transactions on Intelligent Systems and Technology (TIST) 2022 Volume 13 Issue 4
doi dblp
Reinforced Neighborhood Selection Guided Multi-Relational Graph Neural Networks.
Hao Peng|Ruitong Zhang|Yingtong Dou|Renyu Yang|Jingyi Zhang|Philip S. Yu
ACM Transactions on Information Systems (TOIS) 2022 Volume 40 Issue 4
doi dblp
Preface to Federated Learning: Algorithms, Systems, and Applications: Part 2.
Qiang Yang|Yongxin Tong|Yang Liu|Yangqiu Song|Hao Peng|Boi Faltings
ACM Transactions on Intelligent Systems and Technology (TIST) 2022 Volume 13 Issue 5
doi dblp
A Self-supervised Riemannian GNN with Time Varying Curvature for Temporal Graph Learning.
Li Sun|Junda Ye|Hao Peng|Philip S. Yu
Proceedings of the 31st ACM International Conference on Information & Knowledge Management, Atlanta, GA, USA, October 17-21, 2022
doi dblp
From Known to Unknown: Quality-aware Self-improving Graph Neural Network For Open Set Social Event Detection.
Jiaqian Ren|Lei Jiang|Hao Peng|Yuwei Cao|Jia Wu|Philip S. Yu|Lifang He
Proceedings of the 31st ACM International Conference on Information & Knowledge Management, Atlanta, GA, USA, October 17-21, 2022
doi dblp
Cross-Network Social User Embedding with Hybrid Differential Privacy Guarantees.
Jiaqian Ren|Lei Jiang|Hao Peng|Lingjuan Lyu|Zhiwei Liu|Chaochao Chen|Jia Wu|Xu Bai|Philip S. Yu
Proceedings of the 31st ACM International Conference on Information & Knowledge Management, Atlanta, GA, USA, October 17-21, 2022
doi dblp
Position-aware Structure Learning for Graph Topology-imbalance by Relieving Under-reaching and Over-squashing.
Qingyun Sun|Jianxin Li|Haonan Yuan|Xingcheng Fu|Hao Peng|Cheng Ji|Qian Li|Philip S. Yu
Proceedings of the 31st ACM International Conference on Information & Knowledge Management, Atlanta, GA, USA, October 17-21, 2022
doi dblp
Automating DBSCAN via Deep Reinforcement Learning.
Ruitong Zhang|Hao Peng|Yingtong Dou|Jia Wu|Qingyun Sun|Yangyang Li|Jingyi Zhang|Philip S. Yu
Proceedings of the 31st ACM International Conference on Information & Knowledge Management, Atlanta, GA, USA, October 17-21, 2022
doi dblp
MuchSUM: Multi-channel Graph Neural Network for Extractive Summarization.
Qianren Mao|Hongdong Zhu|Junnan Liu|Cheng Ji|Hao Peng|Jianxin Li|Lihong Wang|Zheng Wang
SIGIR '22: The 45th International ACM SIGIR Conference on Research and Development in Information Retrieval, Madrid, Spain, July 11 - 15, 2022
doi dblp
Sequential Recommendation via Stochastic Self-Attention.
Ziwei Fan|Zhiwei Liu|Yu Wang|Alice Wang|Zahra Nazari|Lei Zheng|Hao Peng|Philip S. Yu
WWW '22: The ACM Web Conference 2022, Virtual Event, Lyon, France, April 25 - 29, 2022
doi dblp
Curvature Graph Generative Adversarial Networks.
Jianxin Li|Xingcheng Fu|Qingyun Sun|Cheng Ji|Jiajun Tan|Jia Wu|Hao Peng
WWW '22: The ACM Web Conference 2022, Virtual Event, Lyon, France, April 25 - 29, 2022
doi dblp
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

2021

doi dblp
POLLA: Enhancing the Local Structure Awareness in Long Sequence Spatial-temporal Modeling.
Haoyi Zhou|Hao Peng|Jieqi Peng|Shuai Zhang|Jianxin Li
ACM Transactions on Intelligent Systems and Technology (TIST) 2021 Volume 12 Issue 6
doi dblp
Graph-based Semi-Supervised Learning by Strengthening Local Label Consistency.
Chen Li|Xutan Peng|Hao Peng|Jia Wu|Lihong Wang|Philip S. Yu|Jianxin Li|Lichao Sun
CIKM '21: The 30th ACM International Conference on Information and Knowledge Management, Virtual Event, Queensland, Australia, November 1 - 5, 2021
doi dblp
Differentially Private Federated Knowledge Graphs Embedding.
Hao Peng|Haoran Li|Yangqiu Song|Vincent W. Zheng|Jianxin Li
CIKM '21: The 30th ACM International Conference on Information and Knowledge Management, Virtual Event, Queensland, Australia, November 1 - 5, 2021
doi dblp
Knowledge-Preserving Incremental Social Event Detection via Heterogeneous GNNs.
Yuwei Cao|Hao Peng|Jia Wu|Yingtong Dou|Jianxin Li|Philip S. Yu
WWW '21: The Web Conference 2021, Virtual Event / Ljubljana, Slovenia, April 19-23, 2021.
doi dblp
SUGAR: Subgraph Neural Network with Reinforcement Pooling and Self-Supervised Mutual Information Mechanism.
Qingyun Sun|Jianxin Li|Hao Peng|Jia Wu|Yuanxing Ning|Philip S. Yu|Lifang He
WWW '21: The Web Conference 2021, Virtual Event / Ljubljana, Slovenia, April 19-23, 2021.

2020

doi dblp
Enhancing Graph Neural Network-based Fraud Detectors against Camouflaged Fraudsters.
Yingtong Dou|Zhiwei Liu|Li Sun|Yutong Deng|Hao Peng|Philip S. Yu
CIKM '20: The 29th ACM International Conference on Information and Knowledge Management, Virtual Event, Ireland, October 19-23, 2020
doi dblp
Attentional Graph Convolutional Networks for Knowledge Concept Recommendation in MOOCs in a Heterogeneous View.
Jibing Gong|Shen Wang|Jinlong Wang|Wenzheng Feng|Hao Peng|Jie Tang|Philip S. Yu
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
Alleviating the Inconsistency Problem of Applying Graph Neural Network to Fraud Detection.
Zhiwei Liu|Yingtong Dou|Philip S. Yu|Yutong Deng|Hao Peng
Proceedings of the 43rd International ACM SIGIR conference on research and development in Information Retrieval, SIGIR 2020, Virtual Event, China, July 25-30, 2020

2019

doi dblp
HeteSpaceyWalk: A Heterogeneous Spacey Random Walk for Heterogeneous Information Network Embedding.
Yu He|Yangqiu Song|Jianxin Li|Cheng Ji|Jian Peng|Hao Peng
Proceedings of the 28th ACM International Conference on Information and Knowledge Management, CIKM 2019, Beijing, China, November 3-7, 2019.

2018

doi dblp
Large-Scale Hierarchical Text Classification with Recursively Regularized Deep Graph-CNN.
Hao Peng|Jianxin Li|Yu He|Yaopeng Liu|Mengjiao Bao|Lihong Wang|Yangqiu Song|Qiang Yang
Proceedings of the 2018 World Wide Web Conference on World Wide Web, WWW 2018, Lyon, France, April 23-27, 2018