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Viewing Publication 1 - 57 from 57

2025

RuAG: Learned-rule-augmented Generation for Large Language ModelsYudi Zhang 0007, Pei Xiao 0007, Lu Wang 0029, Chaoyun Zhang, Meng Fang, Yali Du 0001, Yevgeniy Puzyrev, Randolph Yao, Si-qin, Qingwei Lin, Mykola Pechenizkiy, Dongmei Zhang 0001, Saravan Rajmohan, Qi Zhang 0066. iclr 2025: [doi]

AgentGen: Enhancing Planning Abilities for Large Language Model based Agent via Environment and Task GenerationMengkang Hu, Pu Zhao 0004, Can Xu, Qingfeng Sun, Jian-Guang Lou, Qingwei Lin, Ping Luo 0002, Saravan Rajmohan. kdd 2025: 496-507 [doi]

Self-Evolved Reward Learning for LLMSChenghua Huang, Zhizhen Fan, Lu Wang 0029, Fangkai Yang, Pu Zhao 0004, Zeqi Lin, Qingwei Lin, Dongmei Zhang 0001, Saravan Rajmohan, Qi Zhang 0066. iclr 2025: [doi]

Performance Aware LLM Load Balancer for Mixed WorkloadsKunal Jain, Anjaly Parayil, Ankur Mallick, Esha Choukse, Xiaoting Qin, Jue Zhang, Íñigo Goiri, Rujia Wang, Chetan Bansal, Victor Rühle, Anoop Kulkarni, Steve Kofsky, Saravan Rajmohan. euromlsys 2025: 19-30 [doi]

Navigating the Unknown: A Chat-Based Collaborative Interface for Personalized Exploratory TasksYingzhe Peng, Xiaoting Qin, Zhiyang Zhang, Jue Zhang, Qingwei Lin, Xu Yang 0021, Dongmei Zhang 0001, Saravan Rajmohan, Qi Zhang 0066. IUI 2025: 1048-1063 [doi]

UFO: A UI-Focused Agent for Windows OS InteractionChaoyun Zhang, Liqun Li, Shilin He, Xu Zhang 0024, Bo Qiao 0001, Si-qin, Minghua Ma, Yu Kang 0006, Qingwei Lin, Saravan Rajmohan, Dongmei Zhang 0001, Qi Zhang 0066. naacl 2025: 597-622 [doi]

2024

COIN: Chance-Constrained Imitation Learning for Safe and Adaptive Resource Oversubscription under UncertaintyLu Wang 0008, Mayukh Das, Fangkai Yang, Chao Du, Bo Qiao 0001, Hang Dong 0004, Chetan Bansal, Si-qin, Saravan Rajmohan, Qingwei Lin, Dongmei Zhang 0001, Qi Zhang. CIKM 2024: 4939-4947 [doi]

Nissist: An Incident Mitigation Copilot based on Troubleshooting GuidesKaikai An, Fangkai Yang, Junting Lu, Liqun Li, Zhixing Ren, Hao Huang, Lu Wang 0008, Pu Zhao 0004, Yu Kang 0006, Hua Ding, Qingwei Lin, Saravan Rajmohan, Dongmei Zhang 0001, Qi Zhang. ecai 2024: 4471-4474 [doi]

SMuCo: Reinforcement Learning for Visual Control via Sequential Multi-view Total CorrelationTong Cheng, Hang Dong 0004, Lu Wang 0008, Bo Qiao 0001, Qingwei Lin, Saravan Rajmohan, Thomas Moscibroda. uai 2024: 698-717 [doi]

Call Me When Necessary: LLMs can Efficiently and Faithfully Reason over Structured EnvironmentsSitao Cheng, Ziyuan Zhuang, Yong Xu 0010, Fangkai Yang, Chaoyun Zhang, Xiaoting Qin, Xiang Huang, Ling Chen, Qingwei Lin, Dongmei Zhang 0001, Saravan Rajmohan, Qi Zhang. acl 2014: 4275-4295 [doi]

Everything of Thoughts: Defying the Law of Penrose Triangle for Thought GenerationRuomeng Ding, Chaoyun Zhang, Lu Wang 0008, Yong Xu 0010, Minghua Ma, Wei Zhang 0056, Si-qin, Saravan Rajmohan, Qingwei Lin, Dongmei Zhang 0001. acl 2014: 1638-1662 [doi]

AutoRAG-HP: Automatic Online Hyper-Parameter Tuning for Retrieval-Augmented GenerationJia Fu, Xiaoting Qin, Fangkai Yang, Lu Wang 0008, Jue Zhang, Qingwei Lin, Yubo Chen 0001, Dongmei Zhang 0001, Saravan Rajmohan, Qi Zhang. emnlp 2024: 3875-3891 [doi]

Dependency Aware Incident Linking in Large Cloud SystemsSupriyo Ghosh, Karish Grover, Jimmy Wong, Chetan Bansal, Rakesh Namineni, Mohit Verma, Saravan Rajmohan. WWW 2024: 141-150 [doi]

X-Lifecycle Learning for Cloud Incident Management using LLMsDrishti Goel, Fiza Husain, Aditya Singh, Supriyo Ghosh, Anjaly Parayil, Chetan Bansal, Xuchao Zhang, Saravan Rajmohan. FSE 2024: 417-428 [doi]

Xpert: Empowering Incident Management with Query Recommendations via Large Language ModelsYuxuan Jiang, Chaoyun Zhang, Shilin He, Zhihao Yang, Minghua Ma, Si-qin, Yu Kang 0006, Yingnong Dang, Saravan Rajmohan, Qingwei Lin, Dongmei Zhang 0001. ICSE 2024: [doi]

Can We Trust Auto-Mitigation? Improving Cloud Failure Prediction with Uncertain Positive LearningHaozhe Li, Minghua Ma, Yudong Liu, Pu Zhao 0004, Shuo Li, Ze Li, Murali Chintalapati, Yingnong Dang, Chetan Bansal, Saravan Rajmohan, Qingwei Lin, Dongmei Zhang 0001. issre 2024: 499-510 [doi]

Early Bird: Ensuring Reliability of Cloud Systems Through Early Failure PredictionYudong Liu, Minghua Ma, Pu Zhao 0004, Tianci Li, Bo Qiao 0001, Shuo Li, Ze Li, Murali Chintalapati, Yingnong Dang, Chetan Bansal, Saravan Rajmohan, Qingwei Lin, Dongmei Zhang 0001. issre 2024: 49-54 [doi]

Exploring LLM-Based Agents for Root Cause AnalysisDevjeet Roy, Xuchao Zhang, Rashi Bhave, Chetan Bansal, Pedro Henrique B. Las-Casas, Rodrigo Fonseca, Saravan Rajmohan. FSE 2024: 208-219 [doi]

Building AI Agents for Autonomous Clouds: Challenges and Design PrinciplesManish Shetty, Yinfang Chen, Gagan Somashekar, Minghua Ma, Yogesh Simmhan, Xuchao Zhang, Jonathan Mace, Dax Vandevoorde, Pedro Las-Casas, Shachee Mishra Gupta, Suman Nath, Chetan Bansal, Saravan Rajmohan. CLOUD 2024: 99-110 [doi]

Intelligent Monitoring Framework for Cloud Services: A Data-Driven ApproachPooja Srinivas, Fiza Husain, Anjaly Parayil, Ayush Choure, Chetan Bansal, Saravan Rajmohan. ICSE 2024: 381-391 [doi]

Large Language Models Can Provide Accurate and Interpretable Incident TriageZexin Wang, Jianhui Li, Minghua Ma, Ze Li, Yu Kang 0006, Chaoyun Zhang, Chetan Bansal, Murali Chintalapati, Saravan Rajmohan, Qingwei Lin, Dongmei Zhang 0001, Changhua Pei, Gaogang Xie. issre 2024: 523-534 [doi]

Revisiting VAE for Unsupervised Time Series Anomaly Detection: A Frequency PerspectiveZexin Wang, Changhua Pei, Minghua Ma, Xin Wang, Zhihan Li, Dan Pei, Saravan Rajmohan, Dongmei Zhang 0001, Qingwei Lin, Haiming Zhang, Jianhui Li, Gaogang Xie. WWW 2024: 3096-3105 [doi]

Hybrid-RACA: Hybrid Retrieval-Augmented Composition Assistance for Real-time Text PredictionMenglin Xia, Xuchao Zhang, Camille Couturier, Guoqing Zheng, Saravan Rajmohan, Victor Rühle. emnlp 2024: 120-131 [doi]

UniLog: Automatic Logging via LLM and In-Context LearningJunjielong Xu, Ziang Cui, Yuan Zhao, Xu Zhang, Shilin He, Pinjia He, Liqun Li, Yu Kang 0006, Qingwei Lin, Yingnong Dang, Saravan Rajmohan, Dongmei Zhang. ICSE 2024: [doi]

MonitorAssistant: Simplifying Cloud Service Monitoring via Large Language ModelsZhaoyang Yu, Minghua Ma, Chaoyun Zhang, Si-qin, Yu Kang 0006, Chetan Bansal, Saravan Rajmohan, Yingnong Dang, Changhua Pei, Dan Pei, Qingwei Lin, Dongmei Zhang 0001. FSE 2024: 38-49 [doi]

Pre-trained KPI Anomaly Detection Model Through Disentangled TransformerZhaoyang Yu, Changhua Pei, Xin Wang 0001, Minghua Ma, Chetan Bansal, Saravan Rajmohan, Qingwei Lin, Dongmei Zhang 0001, Xidao Wen, Jianhui Li, Gaogang Xie, Dan Pei. kdd 2024: 6190-6201 [doi]

LM-PACE: Confidence Estimation by Large Language Models for Effective Root Causing of Cloud IncidentsDylan Zhang, Xuchao Zhang, Chetan Bansal, Pedro Henrique B. Las-Casas, Rodrigo Fonseca, Saravan Rajmohan. FSE 2024: 388-398 [doi]

Automated Root Causing of Cloud Incidents using In-Context Learning with GPT-4Xuchao Zhang, Supriyo Ghosh, Chetan Bansal, Rujia Wang, Minghua Ma, Yu Kang 0006, Saravan Rajmohan. FSE 2024: 266-277 [doi]

EfficientRAG: Efficient Retriever for Multi-Hop Question AnsweringZiyuan Zhuang, Zhiyang Zhang, Sitao Cheng, Fangkai Yang, Jia Liu, Shujian Huang, Qingwei Lin, Saravan Rajmohan, Dongmei Zhang 0001, Qi Zhang. emnlp 2024: 3392-3411 [doi]

2023

Recommending Root-Cause and Mitigation Steps for Cloud Incidents using Large Language ModelsToufique Ahmed, Supriyo Ghosh, Chetan Bansal, Thomas Zimmermann 0001, Xuchao Zhang, Saravan Rajmohan. ICSE 2023: 1737-1749 [doi]

ImDiffusion: Imputed Diffusion Models for Multivariate Time Series Anomaly DetectionYuhang Chen, Chaoyun Zhang, Minghua Ma, Yudong Liu, Ruomeng Ding, Bowen Li, Shilin He, Saravan Rajmohan, Qingwei Lin, Dongmei Zhang 0001. pvldb, 17(3):359-372, November 2023. [doi]

Multi-Agent Reinforcement Learning with Shared Policy for Cloud Quota Management ProblemTong Cheng, Hang Dong 0004, Lu Wang, Bo Qiao 0001, Si-qin, Qingwei Lin, Dongmei Zhang 0001, Saravan Rajmohan, Thomas Moscibroda. WWW 2023: 391-395 [doi]

TraceDiag: Adaptive, Interpretable, and Efficient Root Cause Analysis on Large-Scale Microservice SystemsRuomeng Ding, Chaoyun Zhang, Lu Wang, Yong Xu, Minghua Ma, Xiaomin Wu, Meng Zhang, Qingjun Chen, Xin Gao, Xuedong Gao, Hao Fan, Saravan Rajmohan, Qingwei Lin, Dongmei Zhang. FSE 2023: 1762-1773 [doi]

STEAM: Observability-Preserving Trace SamplingShilin He, Botao Feng, Liqun Li, Xu Zhang, Yu Kang 0006, Qingwei Lin, Saravan Rajmohan, Dongmei Zhang 0001. FSE 2023: 1750-1761 [doi]

Assess and Summarize: Improve Outage Understanding with Large Language ModelsPengxiang Jin, Shenglin Zhang, Minghua Ma, Haozhe Li, Yu Kang 0006, Liqun Li, Yudong Liu, Bo Qiao 0001, Chaoyun Zhang, Pu Zhao 0004, Shilin He, Federica Sarro, Yingnong Dang, Saravan Rajmohan, Qingwei Lin, Dongmei Zhang 0001. FSE 2023: 1657-1668 [doi]

CODEC: Cost-Effective Duration Prediction System for Deadline Scheduling in the CloudHaozhe Li, Minghua Ma, Yudong Liu, Si-qin, Bo Qiao 0001, Randolph Yao, Harshwardhan Chaturvedi, Tri Tran, Murali Chintalapati, Saravan Rajmohan, Qingwei Lin, Dongmei Zhang 0001. issre 2023: 298-308 [doi]

CONAN: Diagnosing Batch Failures for Cloud SystemsLiqun Li, Xu Zhang, Shilin He, Yu Kang, Hongyu Zhang 0002, Minghua Ma, Yingnong Dang, Zhangwei Xu, Saravan Rajmohan, Qingwei Lin, Dongmei Zhang 0001. ICSE 2023: 138-149 [doi]

EDITS: An Easy-to-difficult Training Strategy for Cloud Failure PredictionQingwei Lin, Tianci Li, Pu Zhao 0004, Yudong Liu, Minghua Ma, Lingling Zheng, Murali Chintalapati, Bo Liu, Paul Wang, Hongyu Zhang 0002, Yingnong Dang, Saravan Rajmohan, Dongmei Zhang 0001. WWW 2023: 371-375 [doi]

Incident-aware Duplicate Ticket Aggregation for Cloud SystemsJinyang Liu, Shilin He, Zhuangbin Chen, Liqun Li, Yu Kang, Xu Zhang, Pinjia He, Hongyu Zhang 0002, Qingwei Lin, Zhangwei Xu, Saravan Rajmohan, Dongmei Zhang 0001, Michael R. Lyu. ICSE 2023: 2299-2311 [doi]

How Different are the Cloud Workloads? Characterizing Large-Scale Private and Public Cloud WorkloadsXiaoting Qin, Minghua Ma, Yuheng Zhao, Jue Zhang, Chao Du, Yudong Liu, Anjaly Parayil, Chetan Bansal, Saravan Rajmohan, Íñigo Goiri, Eli Cortez, Si-qin, Qingwei Lin, Dongmei Zhang 0001. dsn 2023: 522-530 [doi]

Learning Cooperative Oversubscription for Cloud by Chance-Constrained Multi-Agent Reinforcement LearningJunjie Sheng, Lu Wang, Fangkai Yang, Bo Qiao 0001, Hang Dong 0004, Xiangfeng Wang, Bo Jin 0003, Jun Wang, Si-qin, Saravan Rajmohan, Qingwei Lin, Dongmei Zhang 0001. WWW 2023: 2927-2936 [doi]

Root Cause Analysis for Microservice Systems via Hierarchical Reinforcement Learning from Human FeedbackLu Wang, Chaoyun Zhang, Ruomeng Ding, Yong Xu, Qihang Chen, Wentao Zou, Qingjun Chen, Meng Zhang, Xuedong Gao, Hao Fan, Saravan Rajmohan, Qingwei Lin, Dongmei Zhang 0001. kdd 2023: 5116-5125 [doi]

Diffusion-Based Time Series Data Imputation for Cloud Failure Prediction at Microsoft 365Fangkai Yang, Wenjie Yin, Lu Wang, Tianci Li, Pu Zhao 0004, Bo Liu, Paul Wang, Bo Qiao 0001, Yudong Liu, Mårten Björkman, Saravan Rajmohan, Qingwei Lin, Dongmei Zhang 0001. FSE 2023: 2050-2055 [doi]

Empower Large Language Model to Perform Better on Industrial Domain-Specific Question AnsweringFangkai Yang, Pu Zhao 0004, Zezhong Wang 0004, Lu Wang, Bo Qiao 0001, Jue Zhang, Mohit Garg, Qingwei Lin, Saravan Rajmohan, Dongmei Zhang. emnlp 2023: 294-312 [doi]

TraceArk: Towards Actionable Performance Anomaly Alerting for Online Service SystemsZhengran Zeng, Yuqun Zhang, Yong Xu, Minghua Ma, Bo Qiao 0001, Wentao Zou, Qingjun Chen, Meng Zhang, Xu Zhang, Hongyu Zhang 0002, Xuedong Gao, Hao Fan, Saravan Rajmohan, Qingwei Lin, Dongmei Zhang 0001. ICSE 2023: 258-269 [doi]

Towards Lightweight, Model-Agnostic and Diversity-Aware Active Anomaly DetectionXu Zhang, Yuan Zhao, Ziang Cui, Liqun Li, Shilin He, Qingwei Lin, Yingnong Dang, Saravan Rajmohan, Dongmei Zhang 0001. iclr 2023: [doi]

Robust Positive-Unlabeled Learning via Noise Negative Sample Self-correctionZhangchi Zhu, Lu Wang, Pu Zhao 0004, Chao Du, Wei Zhang, Hang Dong 0004, Bo Qiao 0001, Qingwei Lin, Saravan Rajmohan, Dongmei Zhang 0001. kdd 2023: 3663-3673 [doi]

2022

An Intelligent Framework for Timely, Accurate, and Comprehensive Cloud Incident DetectionYichen Li, Xu Zhang, Shilin He, Zhuangbin Chen, Yu Kang, Jinyang Liu, Liqun Li, Yingnong Dang, Feng Gao, Zhangwei Xu, Saravan Rajmohan, Qingwei Lin, Dongmei Zhang 0001, Michael R. Lyu. sigops, 56(1):1-7, 2022. [doi]

Multi-task Hierarchical Classification for Disk Failure Prediction in Online Service SystemsYudong Liu, Hailan Yang, Pu Zhao, Minghua Ma, Chengwu Wen, Hongyu Zhang, Chuan Luo, Qingwei Lin, Chang Yi, Jiaojian Wang, Chenjian Zhang, Paul Wang, Yingnong Dang, Saravan Rajmohan, Dongmei Zhang 0001. kdd 2022: 3438-3446 [doi]

UniParser: A Unified Log Parser for Heterogeneous Log DataYudong Liu, Xu Zhang, Shilin He, Hongyu Zhang, Liqun Li, Yu Kang, Yong Xu, Minghua Ma, Qingwei Lin, Yingnong Dang, Saravan Rajmohan, Dongmei Zhang. WWW 2022: 1893-1901 [doi]

NENYA: Cascade Reinforcement Learning for Cost-Aware Failure Mitigation at Microsoft 365Lu Wang, Pu Zhao, Chao Du, Chuan Luo, Mengna Su, Fangkai Yang, Yudong Liu, Qingwei Lin, Min Wang, Yingnong Dang, Hongyu Zhang, Saravan Rajmohan, Dongmei Zhang. kdd 2022: 4032-4040 [doi]

Solving the Batch Stochastic Bin Packing Problem in Cloud: A Chance-constrained Optimization ApproachJie Yan, Yunlei Lu, Liting Chen, Si-qin, Yixin Fang, Qingwei Lin, Thomas Moscibroda, Saravan Rajmohan, Dongmei Zhang. kdd 2022: 2169-2179 [doi]

T-SMOTE: Temporal-oriented Synthetic Minority Oversampling Technique for Imbalanced Time Series ClassificationPu Zhao, Chuan Luo, Bo Qiao, Lu Wang, Saravan Rajmohan, Qingwei Lin, Dongmei Zhang 0001. IJCAI 2022: 2406-2412 [doi]

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