Deep learning for time series anomaly detection: A survey

Z Zamanzadeh Darban, GI Webb, S Pan… - ACM Computing …, 2024 - dl.acm.org
Time series anomaly detection is important for a wide range of research fields and
applications, including financial markets, economics, earth sciences, manufacturing, and …

Dcdetector: Dual attention contrastive representation learning for time series anomaly detection

Y Yang, C Zhang, T Zhou, Q Wen, L Sun - Proceedings of the 29th ACM …, 2023 - dl.acm.org
Time series anomaly detection is critical for a wide range of applications. It aims to identify
deviant samples from the normal sample distribution in time series. The most fundamental …

Multivariate time series dataset for space weather data analytics

RA Angryk, PC Martens, B Aydin, D Kempton… - Scientific data, 2020 - nature.com
We introduce and make openly accessible a comprehensive, multivariate time series
(MVTS) dataset extracted from solar photospheric vector magnetograms in Spaceweather …

[HTML][HTML] Anomaly detection in streaming data: A comparison and evaluation study

FI Vázquez, A Hartl, T Zseby, A Zimek - Expert Systems with Applications, 2023 - Elsevier
The detection of anomalies in streaming data faces complexities that make traditional static
methods unsuitable due to computational costs and nonstationarity. We test and evaluate …

All-clear flare prediction using interval-based time series classifiers

A Ji, B Aydin, MK Georgoulis… - 2020 IEEE international …, 2020 - ieeexplore.ieee.org
An all-clear flare prediction is a type of solar flare forecasting that puts more emphasis on
predicting non-flaring instances (often relatively small flares and flare quiet regions) with …

CGAN-based synthetic multivariate time-series generation: a solution to data scarcity in solar flare forecasting

Y Chen, DJ Kempton, A Ahmadzadeh, J Wen… - Neural Computing and …, 2022 - Springer
One of the major bottlenecks in refining supervised algorithms is data scarcity. This might be
caused by a number of reasons often rooted in extremely expensive and lengthy data …

[HTML][HTML] Time-Series Feature Selection for Solar Flare Forecasting

Y Velanki, P Hosseinzadeh, SF Boubrahimi, SM Hamdi - Universe, 2024 - mdpi.com
Solar flares are significant occurrences in solar physics, impacting space weather and
terrestrial technologies. Accurate classification of solar flares is essential for predicting …

MulGad: Multi-granularity contrastive learning for multivariate time series anomaly detection

BW **ao, HJ **ng, CG Li - Information Fusion, 2025 - Elsevier
Since the normal patterns of time series change dynamically over time, unsupervised time
series anomaly detection methods have to face the overfitting problem. Although some …

Solar Imaging Data Analytics: A Selective Overview of Challenges and Opportunities

Y Chen, W Manchester, M **… - Statistics and Data …, 2024 - Taylor & Francis
We give a gentle introduction to solar imaging data, focusing on the challenges and
opportunities of data-driven approaches for solar eruptions. We present various solar …

Feature selection on a flare forecasting testbed: a comparative study of 24 methods

A Yeolekar, S Patel, S Talla… - … Conference on Data …, 2021 - ieeexplore.ieee.org
The Space-Weather ANalytics for Solar Flares (SWAN-SF) is a multivariate time series
benchmark dataset recently created to serve the heliophysics community as a testbed for …