Search Results for author: Wenxiao Chen

Found 4 papers, 1 papers with code

DOI: Divergence-based Out-of-Distribution Indicators via Deep Generative Models

no code implementations12 Aug 2021 Wenxiao Chen, Xiaohui Nie, Mingliang Li, Dan Pei

We propose a novel theoretical framework, DOI, for divergence-based Out-of-Distribution indicators (instead of traditional likelihood-based) in deep generative models.

OOD Detection

Unsupervised Anomaly Detection via Variational Auto-Encoder for Seasonal KPIs in Web Applications

8 code implementations12 Feb 2018 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

To ensure undisrupted business, large Internet companies need to closely monitor various KPIs (e. g., Page Views, number of online users, and number of orders) of its Web applications, to accurately detect anomalies and trigger timely troubleshooting/mitigation.

Unsupervised Anomaly Detection

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