Deep learning for anomaly detection in multivariate time series: Approaches, applications, and challenges

G Li, JJ Jung - Information Fusion, 2023 - Elsevier
Anomaly detection has recently been applied to various areas, and several techniques
based on deep learning have been proposed for the analysis of multivariate time series. In …

A survey of unmanned aerial vehicle flight data anomaly detection: Technologies, applications, and future directions

L Yang, SB Li, CJ Li, AS Zhang, XD Zhang - Science China Technological …, 2023 - Springer
Flight data anomaly detection plays an imperative role in the safety and maintenance of
unmanned aerial vehicles (UAVs). It has attracted extensive attention from researchers …

Detecting cyberattacks using anomaly detection in industrial control systems: A federated learning approach

TT Huong, TP Bac, DM Long, TD Luong, NM Dan… - Computers in …, 2021 - Elsevier
In recent years, the rapid development and wide application of advanced technologies have
profoundly impacted industrial manufacturing, leading to smart manufacturing (SM) …

LSTM-autoencoder-based anomaly detection for indoor air quality time-series data

Y Wei, J Jang-Jaccard, W Xu, F Sabrina… - IEEE Sensors …, 2023 - ieeexplore.ieee.org
Anomaly detection for indoor air quality (IAQ) data has become an important area of
research as the quality of air is closely related to human health and well-being. However …

Unsupervised anomaly detection with LSTM autoencoders using statistical data-filtering

S Maleki, S Maleki, NR Jennings - Applied Soft Computing, 2021 - Elsevier
To address one of the most challenging industry problems, we develop an enhanced
training algorithm for anomaly detection in unlabelled sequential data such as time-series …

Variational transformer-based anomaly detection approach for multivariate time series

X Wang, D Pi, X Zhang, H Liu, C Guo - Measurement, 2022 - Elsevier
Due to the strategic importance of satellites, the safety and reliability of satellites have
become more important. Sensors that monitor satellites generate lots of multivariate time …

Do deep neural networks contribute to multivariate time series anomaly detection?

J Audibert, P Michiardi, F Guyard, S Marti… - Pattern Recognition, 2022 - Elsevier
Anomaly detection in time series is a complex task that has been widely studied. In recent
years, the ability of unsupervised anomaly detection algorithms has received much attention …

opengauss: An autonomous database system

G Li, X Zhou, J Sun, X Yu, Y Han, L Jin, W Li… - Proceedings of the …, 2021 - dl.acm.org
Although learning-based database optimization techniques have been studied from
academia in recent years, they have not been widely deployed in commercial database …

On the importance of building high-quality training datasets for neural code search

Z Sun, L Li, Y Liu, X Du, L Li - … of the 44th International Conference on …, 2022 - dl.acm.org
The performance of neural code search is significantly influenced by the quality of the
training data from which the neural models are derived. A large corpus of high-quality query …

A novel orthogonal self-attentive variational autoencoder method for interpretable chemical process fault detection and identification

X Bi, J Zhao - Process Safety and Environmental Protection, 2021 - Elsevier
Industrial processes are becoming increasingly large and complex, thus introducing
potential safety risks and requiring an effective approach to maintain safe production …