Yifan Wu


Postdoctoral Researcher

School of Computer Science

Peking University


Email   Google Scholar
😃I am always open to collaborations on research topics about AI4SE!

Education

Research Interests

My research mainly focuses on AIOps, such as log analysis, anomaly detection, and root cause analysis.

Selected Publications

* : corresponding author
Preprint
  1. Criticality-Based Dynamic Topology Optimization for Enhancing Aerial-Marine Swarm Resilience [arXiv]
    Ruiyang Huang, Haocheng Wang, Yixuan Shen, Ning Gao, Qiang Ni, Shi Jin, Yifan Wu
  2. LogPTR: Variable-Aware Log Parsing with Pointer Network [arXiv]
    Yifan Wu, Bingxu Chai, Siyu Yu, Ying Li, Pinjia He, Wei Jiang, Jianguo Li
Conference
  1. [ASE'25] United We Stand: Towards End-to-End Log-based Fault Diagnosis via Interactive Multi-Task Learning CCF-A
    Minghua He, Chiming Duan, Pei Xiao, Tong Jia, Siyu Yu, Lingzhe Zhang, Weijie Hong, Jing Han, Yifan Wu, Ying Li, Gang Huang
    In: 40th IEEE/ACM International Conference on Automated Software Engineering
  2. [ASE-NIER'25] Walk the Talk: Is Your Log-based Software Reliability Maintenance System Really Reliable?
    Minghua He, Tong Jia, Chiming Duan, Pei Xiao, Lingzhe Zhang, Kangjin Wang, Yifan Wu, Ying Li, Gang Huang
    In: 40th IEEE/ACM International Conference on Automated Software Engineering, NIER track
  3. [ISSRE'25] CSLParser: A Collaborative Framework Using Small and Large Language Models for Log Parsing CCF-B
    Weijie Hong, Yifan Wu*, Lingzhe Zhang, Chiming Duan, Pei Xiao, Minghua He, Xixuan Yang and Ying Li
    In: 36th IEEE International Symposium on Software Reliability Engineering
  4. [ICSE'25] An Empirical Study on Commit Message Generation using LLMs via In-Context Learning [arXiv] CCF-A
    Yifan Wu, Yunpeng Wang, Ying Li, Wei Tao, Siyu Yu, Haowen Yang, Wei Jiang, Jianguo Li
    In: 47th IEEE/ACM International Conference on Software Engineering
  5. [ICPC'25] Log Parsing using LLMs with Self-Generated In-Context Learning and Self-Correction [arXiv] CCF-B
    Yifan Wu, Siyu Yu, Ying Li
    In: 33rd IEEE/ACM International Conference on Program Comprehension
  6. [ICASSP'25] ScalaLog: Scalable Log-Based Failure Diagnosis Using LLM CCF-B
    Lingzhe Zhang, Tong Jia, Mengxi Jia, Yifan Wu, Hongyi Liu, Ying Li
    In: 2025 IEEE International Conference on Acoustics, Speech and Signal Processing
  7. [IJCNN'25] Memory-Enhanced Anomaly Detection Based on Inter-variable Feature Correlation for Multivariate Time Series CCF-C
    Xiaosong Huang, Hongyi Liu, Yifan Wu, Tong Jia, Ying Li, Zhonghai Wu
    In: 2025 International Joint Conference on Neural Networks
  8. [ASE'24] Unlocking the Power of Numbers: Log Compression via Numeric Token Parsing CCF-A
    Siyu Yu, Yifan Wu, Ying Li, Pinjia He
    In: 39th IEEE/ACM International Conference on Automated Software Engineering
  9. [ECML PKDD'24] MMDL-based Data Augmentation with Domain Knowledge for Time Series Classification CCF-B
    Xiaosheng Li, Yifan Wu, Wei Jiang, Ying Li, Jianguo Li
    In: Joint European Conference on Machine Learning and Knowledge Discovery in Databases
  10. [ACL'24] CoCA: Fusing Position Embedding with Collinear Constrained Attention in Transformers for Long Context Window Extending [arXiv] CCF-A
    Shiyi Zhu, Jing Ye, Wei Jiang, Siqiao Xue, Qi Zhang, Yifan Wu, Jianguo Li
    In: 62nd Annual Meeting of the Association for Computational Linguistics
  11. [SANER'24] Understanding and Improving Change Risk Detection in Practice CCF-B
    Yifan Wu, Yunpeng Wang, Jianguo Li, Ying Li, Bingxu Chai, Wei Jiang
    In: 2024 IEEE International Conference on Software Analysis, Evolution and Reengineering
  12. [SANER'24] OCRCL: Online Contrastive Learning for Root Cause Localization of Business Incidents CCF-B
    Xiaosong Huang, Hongyi Liu, Yifan Wu, Yujin Zhao, Changlong Wu, Songlin Zhang, Ling Jiang, Tong Jia, Ying Li, Zhonghai Wu
    In: 2024 IEEE International Conference on Software Analysis, Evolution and Reengineering
  13. [ICSE-SEIP'23] An Empirical Study on Change-induced Incidents of Online Service Systems CCF-A
    Yifan Wu, Bingxu Chai, Ying Li, Bingchang Liu, Jianguo Li, Yong Yang, Wei Jiang
    In: 45th IEEE/ACM International Conference on Software Engineering: Software Engineering in Practice
  14. [ESEC/FSE'23] Log Parsing with Generalization Ability under New Log Types CCF-A
    Siyu Yu, Yifan Wu, Zhijing Li, Pinjia He, Ningjiang Chen, Changjian Liu
    In: 31st ACM Joint European Software Engineering Conference and Symposium on the Foundations of Software Engineering
  15. [ISSRE'23] How to Manage Change-Induced Incidents? Lessons from the Study of Incident Life Cycle CCF-B
    Yujin Zhao, Ling Jiang, Ye Tao, Songlin Zhang, Changlong Wu, Yifan Wu, Tong Jia, Ying Li and Zhonghai Wu
    In: 34th IEEE International Symposium on Software Reliability Engineering
  16. [SANER'23] UDA-DP: Unsupervised Domain Adaptation for Software Defect Prediction CCF-B
    Xiaosong Huang, Yifan Wu, Hongyi Liu, Ying Li, Hao Yu, Dadi Guo and Zhonghai Wu
    In: 2023 IEEE International Conference on Software Analysis, Evolution and Reengineering
  17. [VLDB'22] ByteGNN: Efficient Graph Neural Network Training at Large Scale CCF-A
    Chenguang Zheng, Hongzhi Chen, Yuxuan Cheng, Zhezheng Song, Yifan Wu, Changji Li, James Cheng, Hao Yang, Shuai Zhang
    In: Proceedings of the VLDB Endowment, Volume 15, Issue 6
  18. [ISSRE'21] LogFlash: Real-time Streaming Anomaly Detection and Diagnosis from System Logs for Large-scale Software Systems CCF-B
    Tong Jia, Yifan Wu, Chuanjia Hou, Ying Li
    In: 32nd IEEE International Symposium on Software Reliability Engineering
  19. [ISPA'21] Diagnosing Performance Issues in Microservices with Heterogeneous Data Source CCF-C
    Chuanjia Hou, Tong Jia, Yifan Wu, Ying Li, Jing Han
    In: 2021 IEEE International Symposium on Parallel and Distributed Processing with Applications
  20. [ISSRE'20] How Far Have We Come in Detecting Anomalies in Distributed Systems? An Empirical Study with a Statement-level Fault Injection Method CCF-B
    Yong Yang, Yifan Wu, Karthik Pattabiraman, Long Wang, Ying Li
    In: 31st IEEE International Symposium on Software Reliability Engineering
Journal
  1. [CSUR'25] A Survey of AIOps in the Era of Large Language Models [arXiv] SCI-Q1
    Lingzhe Zhang, Tong Jia, Mengxi Jia, Yifan Wu, Aiwei Liu, Yong Yang, Zhonghai Wu, Xuming Hu, Philip S. Yu, Ying Li
    In: ACM Computing Surveys
  2. [IST'24] XDrain: Effective Log Parsing in Log Streams Using Fixed-depth Forest CCF-B
    Changjian Liu, Yang Tian, Siyu Yu, Donghui Gao, Yifan Wu, Suqun Huang, Xiaochun Hu, Ningjiang Chen
    In: Information and Software Technology
  3. [TSC'23] Brain: Log Parsing with Bidirectional Parallel Tree CCF-A
    Siyu Yu, Pinjia He, Ningjiang Chen, Yifan Wu
    In: IEEE Transactions on Services Computing
  4. [JSS'23] Self-Supervised Log Parsing Using Semantic Contribution Difference CCF-B
    Siyu Yu, Ningjiang Chen, Yifan Wu, Wensheng Dou
    In: Journal of Systems and Software
  5. [Journal of Software'23] Survey on Service Dependency Discovery Technology for Microservice Systems CCF-A
    Qixun Zhang, Yifan Wu, Yong Yang, Tong Jia, Ying Li, Zhonghai Wu
    In: Journal of Software

Academic Services

Committee Member Journal Reviewer