LARA: A Light and Anti-overfitting Retraining Approach for Unsupervised Time Series Anomaly Detection

Author:

Chen Feiyi1ORCID,Qin Zhen2ORCID,Zhou Mengchu3ORCID,Zhang Yingying4ORCID,Deng Shuiguang2ORCID,Fan Lunting4ORCID,Pang Guansong5ORCID,Wen Qingsong6ORCID

Affiliation:

1. Zhejiang University & Alibaba Group, Hangzhou, China

2. Zhejiang University, Hangzhou, China

3. Zhejiang Gongshang University, Hangzhou, China

4. Alibaba Group, Hangzhou, China

5. Singapore Management University, Singapore, Singapore

6. Squirrel AI, Bellevue, WA, USA

Funder

National Science Foundation of China

Key Research Project of Zhejiang Province

Publisher

ACM

Reference53 articles.

1. Anomaly detection in communication networks using wavelets

2. Stephen Boyd, Stephen P Boyd, and Lieven Vandenberghe. 2004. Convex optimization. Cambridge university press.

3. Anomaly Detection under Distribution Shift

4. Hierarchical particle swarm optimization-incorporated latent factor analysis for large-scale incomplete matrices;Chen Jia;IEEE Transactions on Big Data,2021

5. Wenchao Chen, Long Tian, Bo Chen, Liang Dai, Zhibin Duan, and Mingyuan Zhou. 2022. Deep variational graph convolutional recurrent network for multivariate time series anomaly detection. In International Conference on Machine Learning. PMLR, 3621--3633.

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3. Self-supervised Spatial-Temporal Normality Learning for Time Series Anomaly Detection;Lecture Notes in Computer Science;2024

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