Dan Pei

2026

doi dblp
Smart Eye: LLM-Guided Proposer-Verifier Framework for Industrial-Scale Log Anomaly Detection.
Changhua Pei|Hang Cui|Jingjing Li|Yuxuan Li|Zihan Liu|Xinyuan Liao|Cenjie Hu|Jiabao Wang|Zheyuan Li|Zexin Wang|Haotian Si|Ke Xiang|Gaogang Xie|Dan Pei
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
ViTs: Teaching Machines to See Time Series Anomalies Like Human Experts.
Zexin Wang|Changhua Pei|Yang Liu|Hengyue Jiang|Quan Zhou|Haotian Si|Hang Cui|Jianhui Li|Gaogang Xie|Jingjing Li|Dan Pei
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
Flow-of-Action: SOP Enhanced LLM-Based Multi-Agent System for Root Cause Analysis.
Changhua Pei|Zexin Wang|Fengrui Liu|Zeyan Li|Yang Liu|Xiao He|Rong Kang|Tieying Zhang|Jianjun Chen|Jianhui Li|Gaogang Xie|Dan Pei
Companion Proceedings of the ACM on Web Conference 2025, WWW 2025, Sydney, NSW, Australia, 28 April 2025 - 2 May 2025

2024

doi dblp
Revisiting VAE for Unsupervised Time Series Anomaly Detection: A Frequency Perspective.
Zexin Wang|Changhua Pei|Minghua Ma|Xin Wang|Zhihan Li|Dan Pei|Saravan Rajmohan|Dongmei Zhang|Qingwei Lin|Haiming Zhang|Jianhui Li|Gaogang Xie
Proceedings of the ACM on Web Conference 2024, WWW 2024, Singapore, May 13-17, 2024
doi dblp
Supervised Fine-Tuning for Unsupervised KPI Anomaly Detection for Mobile Web Systems.
Zhaoyang Yu|Shenglin Zhang|Mingze Sun|Yingke Li|Yankai Zhao|Xiaolei Hua|Lin Zhu|Xidao Wen|Dan Pei
Proceedings of the ACM on Web Conference 2024, WWW 2024, Singapore, May 13-17, 2024

2023

doi dblp
Unsupervised Anomaly Detection on Microservice Traces through Graph VAE.
Zhe Xie|Haowen Xu|Wenxiao Chen|Wanxue Li|Huai Jiang|Liangfei Su|Hanzhang Wang|Dan Pei
Proceedings of the ACM Web Conference 2023, WWW 2023, Austin, TX, USA, 30 April 2023 - 4 May 2023
doi dblp
CMDiagnostor: An Ambiguity-Aware Root Cause Localization Approach Based on Call Metric Data.
Qingyang Yu|Changhua Pei|Bowen Hao|Mingjie Li|Zeyan Li|Shenglin Zhang|Xianglin Lu|Rui Wang|Jiaqi Li|Zhenyu Wu|Dan Pei
Proceedings of the ACM Web Conference 2023, WWW 2023, Austin, TX, USA, 30 April 2023 - 4 May 2023

2022

doi dblp
Robust System Instance Clustering for Large-Scale Web Services.
Shenglin Zhang|Dongwen Li|Zhenyu Zhong|Jun Zhu|Minghan Liang|Jiexi Luo|Yongqian Sun|Ya Su|Sibo Xia|Zhongyou Hu|Yuzhi Zhang|Dan Pei|Jiyan Sun|Yinlong Liu
WWW '22: The ACM Web Conference 2022, Virtual Event, Lyon, France, April 25 - 29, 2022

2018

doi dblp
Unsupervised Anomaly Detection via Variational Auto-Encoder for Seasonal KPIs in Web Applications.
Haowen Xu|Wenxiao Chen|Nengwen Zhao|Zeyan Li|Jiahao Bu|Zhihan Li|Ying Liu|Youjian Zhao|Dan Pei|Yang Feng|Jie Chen|Zhaogang Wang|Honglin Qiao
Proceedings of the 2018 World Wide Web Conference on World Wide Web, WWW 2018, Lyon, France, April 23-27, 2018

2009

doi dblp
Network-aware forward caching.
Jeffrey Erman|Alexandre Gerber|Mohammad Taghi Hajiaghayi|Dan Pei|Oliver Spatscheck
Proceedings of the 18th International Conference on World Wide Web, WWW 2009, Madrid, Spain, April 20-24, 2009