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 …

Forecasting solar flares using magnetogram-based predictors and machine learning

K Florios, I Kontogiannis, SH Park, JA Guerra… - Solar Physics, 2018 - Springer
We propose a forecasting approach for solar flares based on data from Solar Cycle 24,
taken by the Helioseismic and Magnetic Imager (HMI) on board the Solar Dynamics …

Identifying solar flare precursors using time series of SDO/HMI images and SHARP parameters

Y Chen, WB Manchester, AO Hero, G Toth… - Space …, 2019 - Wiley Online Library
In this paper we present several methods to identify precursors that show great promise for
early predictions of solar flare events. A data preprocessing pipeline is built to extract useful …

Predicting solar flares using a long short-term memory network

H Liu, C Liu, JTL Wang, H Wang - The Astrophysical Journal, 2019 - iopscience.iop.org
We present a long short-term memory (LSTM) network for predicting whether an active
region (AR) would produce a ϒ-class flare within the next 24 hr. We consider three ϒ …

Predicting solar flares using SDO/HMI vector magnetic data products and the random forest algorithm

C Liu, N Deng, JTL Wang, H Wang - The Astrophysical Journal, 2017 - iopscience.iop.org
Adverse space-weather effects can often be traced to solar flares, the prediction of which
has drawn significant research interests. The Helioseismic and Magnetic Imager (HMI) …

The flare likelihood and region eruption forecasting (FLARECAST) project: flare forecasting in the big data & machine learning era

MK Georgoulis, DS Bloomfield, M Piana… - Journal of Space …, 2021 - swsc-journal.org
The European Union funded the FLARECAST project, that ran from January 2015 until
February 2018. FLARECAST had a research-to-operations (R2O) focus, and accordingly …

Predicting solar flares with machine learning: Investigating solar cycle dependence

X Wang, Y Chen, G Toth, WB Manchester… - The Astrophysical …, 2020 - iopscience.iop.org
A deep learning network, long short-term memory (LSTM), is used to predict whether an
active region (AR) will produce a flare of class Γ in the next 24 hr. We consider Γ to be≥ M …

How to train your flare prediction model: Revisiting robust sampling of rare events

A Ahmadzadeh, B Aydin, MK Georgoulis… - The Astrophysical …, 2021 - iopscience.iop.org
We present a case study of solar flare forecasting by means of metadata feature time series,
by treating it as a prominent class-imbalance and temporally coherent problem. Taking full …

Solar flare prediction using SDO/HMI vector magnetic field data with a machine-learning algorithm

MG Bobra, S Couvidat - The Astrophysical Journal, 2015 - iopscience.iop.org
We attempt to forecast M-and X-class solar flares using a machine-learning algorithm, called
support vector machine (SVM), and four years of data from the Solar Dynamics …

Predicting solar flares using a novel deep convolutional neural network

X Li, Y Zheng, X Wang, L Wang - The Astrophysical Journal, 2020 - iopscience.iop.org
Abstract Space weather forecasting is very important, and the prediction of space weather,
especially for solar flares, has increasingly attracted research interests with the numerous …