FluxEV: a fast and effective unsupervised framework for time-series anomaly detection

J Li, S Di, Y Shen, L Chen - Proceedings of the 14th ACM International …, 2021 - dl.acm.org
… SPOT is an e cient streaming algorithm for anomaly detection, but it is only sensitive to … e
ective unsupervised anomaly detection framework. By converting the non-extreme anomalies to …

Comparing weak-and unsupervised methods for resonant anomaly detection

JH Collins, P Martín-Ramiro, B Nachman… - The European Physical …, 2021 - Springer
… In this article, we have compared weakly-supervised and unsupervised anomaly detection
… limit of large signal rate, while the unsupervised AE does not rely on any information about …

Learning deep feature correspondence for unsupervised anomaly detection and segmentation

J Yang, Y Shi, Z Qi - Pattern Recognition, 2022 - Elsevier
… In this work, we propose to address the problem of unsupervised anomaly detection and
segmentation with a novel deep feature correspondence mechanism. The mechanism …

Industrial anomaly detection: A comparison of unsupervised neural network architectures

B Siegel - IEEE Sensors Letters, 2020 - ieeexplore.ieee.org
… There are several TML techniques designed for unsupervised anomaly detection in use in
… -SVM) [1] are a widespread anomaly detection linear technique formulated as a compute-…

[Retracted] Unsupervised Anomaly Detection Based on Deep Autoencoding and Clustering

C Zhang, J Liu, W Chen, J Shi, M Yao… - Security and …, 2021 - Wiley Online Library
… The key to anomaly detection is density estimation. Although the methods of dimension …
the performance of unsupervised anomaly detection, we propose an anomaly detection scheme …

A spatiotemporal deep learning approach for unsupervised anomaly detection in cloud systems

Z He, P Chen, X Li, Y Wang, G Yu… - … on Neural Networks …, 2020 - ieeexplore.ieee.org
… In Section II-A, we have given a brief introduction about those general unsupervised anomaly
detectors. Most of them have been used in cloud systems [3], [24], [25]. In this section, we …

Doping: Generative data augmentation for unsupervised anomaly detection with gan

SK Lim, Y Loo, NT Tran, NM Cheung… - … conference on data …, 2018 - ieeexplore.ieee.org
… is the pervasiveness of false positives [3] (positives are predicted anomalies). High false …
-based anomaly detectors [3]–[5]. We hypothesize that in unsupervised anomaly detection, …

Towards practical unsupervised anomaly detection on retinal images

K Ouardini, H Yang, B Unnikrishnan, M Romain… - Domain Adaptation and …, 2019 - Springer
unsupervised deep learning methods for anomaly detection, they have yet to be characterized
on medical images where normal vs. anomaly … existing unsupervised anomaly detection

[HTML][HTML] Unsupervised transfer learning for anomaly detection: Application to complementary operating condition transfer

G Michau, O Fink - Knowledge-Based Systems, 2021 - Elsevier
… In industrial applications, anomaly detectors are trained to raise alarms when measured …
To train more robust anomaly detectors, we propose a new framework to perform unsupervised

Unsupervised surface anomaly detection with diffusion probabilistic model

X Zhang, N Li, J Li, T Dai, Y Jiang… - Proceedings of the …, 2023 - openaccess.thecvf.com
… both anomaly detection and anomaly localization. The main contributions of our method
are summarized as follows: • We propose a novel method for unsupervised anomaly detection