Context-encoding variational autoencoder for unsupervised anomaly detection

D Zimmerer, SAA Kohl, J Petersen, F Isensee… - arXiv preprint arXiv …, 2018 - arxiv.org
… we present a novel anomaly detection method: Context-encoding Variational Autoencoder
(… and a more expressive reconstruction error for anomaly detection on a sample as well as …

Unsupervised anomaly detection using variational auto-encoder based feature extraction

R Yao, C Liu, L Zhang, P Peng - 2019 IEEE International …, 2019 - ieeexplore.ieee.org
… classes, unsupervised anomaly detection is … unsupervised anomaly detection techniques
very meaningful and applicable. This paper will focus on the unsupervised anomaly detection

Unsupervised anomaly detection via variational auto-encoder for seasonal kpis in web applications

H Xu, W Chen, N Zhao, Z Li, J Bu, Z Li, Y Liu… - Proceedings of the …, 2018 - dl.acm.org
… We aim at an unsupervised anomaly detection algorithm based on deep generative models
with solid theoretical explanation, and this algorithm can take advantage of the occasionally …

Unsupervised anomaly detection in flight data using convolutional variational auto-encoder

M Memarzadeh, B Matthews, I Avrekh - Aerospace, 2020 - mdpi.com
Variational Auto-Encoder (CVAE), an unsupervised deep generative model for anomaly
detection in … data as well as a case study of identifying anomalies in commercial flights’ take-offs, …

Robust and unsupervised KPI anomaly detection based on conditional variational autoencoder

Z Li, W Chen, D Pei - 2018 IEEE 37th International Performance …, 2018 - ieeexplore.ieee.org
… on anomaly detection in seasonal KPIs as well, just as in Donut [11] . We propose Bagel, a
robust and unsupervised anomaly detection … is based on conditional variational autoencoder (…

Unsupervised anomaly localization using variational auto-encoders

D Zimmerer, F Isensee, J Petersen, S Kohl… - … Image Computing and …, 2019 - Springer
… validation set, which contradicts the principle of unsupervised anomaly detection. We showed
that for a pixel-wise anomaly detection the reconstruction error does not always have the …

Unsupervised anomaly detection in energy time series data using variational recurrent autoencoders with attention

J Pereira, M Silveira - 2018 17th IEEE international conference …, 2018 - ieeexplore.ieee.org
… smart monitoring systems that can detect anomalous behaviour in these systems, … unsupervised
and scalable framework for anomaly detection in time series data, based on a variational

Complementary set variational autoencoder for supervised anomaly detection

Y Kawachi, Y Koizumi, N Harada - 2018 IEEE International …, 2018 - ieeexplore.ieee.org
… to an unsupervised variational autoencoder (VAE)-… anomalies better than the conventional
unsupervised method without degrading the detection performance for unseen anomalies. …

Robust unsupervised anomaly detection with variational autoencoder in multivariate time series data

U Yokkampon, A Mowshowitz, S Chumkamon… - IEEE …, 2022 - ieeexplore.ieee.org
… , VAE based anomaly detection for imbalanced data … an unsupervised anomaly detection
method, ie, Multi-Scale Convolutional Variational Autoencoder (MSCVAE), to detect anomalies

Unsupervised anomaly detection of lm guide using variational autoencoder

MS Kim, JP Yun, S Lee, PG Park - 2019 11th International …, 2019 - ieeexplore.ieee.org
… is calculated to detect the anomaly state. In this paper, anomaly detection is performed using
… We propose a machine learning algorithm for determining the anomaly state of LM guide. …