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20122023
most citedUnsupervised Anomaly Detection via Variational Auto-Encoder for Seasonal KPIs in Web Applications

803 citations · 1k across the 19 of their papers we have counts for

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Showing 2023Show all

6 papers · 1 filter

cs.LG2023

Beyond Sharing: Conflict-Aware Multivariate Time Series Anomaly Detection

Haotian Si, Changhua Pei, Zhihan Li +7

Massive key performance indicators (KPIs) are monitored as multivariate time series data (MTS) to ensure the reliability of the software applications and service system. Accurately…

cs.LG2023★ 10 cited

A Survey of Time Series Anomaly Detection Methods in the AIOps Domain

Zhenyu Zhong, Qiliang Fan, Jiacheng Zhang +6

Internet-based services have seen remarkable success, generating vast amounts of monitored key performance indicators (KPIs) as univariate or multivariate time series. Monitoring a…

cs.SE2023

Robust Multimodal Failure Detection for Microservice Systems

Chenyu Zhao, Minghua Ma, Zhenyu Zhong +10

Proactive failure detection of instances is vitally essential to microservice systems because an instance failure can propagate to the whole system and degrade the system's perform…

cs.SE2023

Generic and Robust Root Cause Localization for Multi-Dimensional Data in Online Service Systems

Zeyan Li, Junjie Chen, Yihao Chen +9

Localizing root causes for multi-dimensional data is critical to ensure online service systems' reliability. When a fault occurs, only the measure values within specific attribute…

cs.SE2023★ 3 cited

Robust Failure Diagnosis of Microservice System through Multimodal Data

Shenglin Zhang, Pengxiang Jin, Zihan Lin +10

Automatic failure diagnosis is crucial for large microservice systems. Currently, most failure diagnosis methods rely solely on single-modal data (i.e., using either metrics, logs,…

cs.SE2023

LWS: A Framework for Log-based Workload Simulation in Session-based SUT

Yongqi Han, Qingfeng Du, Jincheng Xu +5

Artificial intelligence for IT Operations (AIOps) plays a critical role in operating and managing cloud-native systems and microservice-based applications but is limited by the lac…