The origin, early evolution and predictability of solar eruptions

LM Green, T Török, B Vršnak, W Manchester… - Space Science …, 2018 - Springer
Coronal mass ejections (CMEs) were discovered in the early 1970s when space-borne
coronagraphs revealed that eruptions of plasma are ejected from the Sun. Today, it is known …

Coronal mass ejections over solar cycles 23 and 24

PL Lamy, O Floyd, B Boclet, J Wojak, H Gilardy… - Space Science …, 2019 - Springer
We present a statistical analysis of solar coronal mass ejections (CMEs) based on 23 years
of quasi-continuous observations with the LASCO coronagraph, thus covering two complete …

Deep flare net (DeFN) model for solar flare prediction

N Nishizuka, K Sugiura, Y Kubo, M Den… - The Astrophysical …, 2018 - iopscience.iop.org
We developed a solar flare prediction model using a deep neural network (DNN) named
Deep Flare Net (DeFN). This model can calculate the probability of flares occurring in the …

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 …

Solar flare prediction model with three machine-learning algorithms using ultraviolet brightening and vector magnetograms

N Nishizuka, K Sugiura, Y Kubo, M Den… - The Astrophysical …, 2017 - iopscience.iop.org
We developed a flare prediction model using machine learning, which is optimized to predict
the maximum class of flares occurring in the following 24 hr. Machine learning is used to …

A comparison of flare forecasting methods. I. Results from the “all-clear” workshop

G Barnes, KD Leka, CJ Schrijver, T Colak… - The Astrophysical …, 2016 - iopscience.iop.org
Solar flares produce radiation that can have an almost immediate effect on the near-Earth
environment, making it crucial to forecast flares in order to mitigate their negative effects. The …

Solar flare prediction using advanced feature extraction, machine learning, and feature selection

OW Ahmed, R Qahwaji, T Colak, PA Higgins… - Solar Physics, 2013 - Springer
Novel machine-learning and feature-selection algorithms have been developed to study: i)
the flare-prediction-capability of magnetic feature (MF) properties generated by the recently …

The SPoCA-suite: Software for extraction, characterization, and tracking of active regions and coronal holes on EUV images

C Verbeeck, V Delouille, B Mampaey… - Astronomy & …, 2014 - aanda.org
Context. Precise localization and characterization of active regions (AR) and coronal holes
(CH) as observed by extreme ultra violet (EUV) imagers are crucial for a wide range of solar …

AutoTAB: Automatic Tracking Algorithm for Bipolar Magnetic Regions

A Sreedevi, BK Jha, BB Karak… - The Astrophysical …, 2023 - iopscience.iop.org
Bipolar magnetic regions (BMRs) provide crucial information about solar magnetism. They
exhibit varying morphology and magnetic properties throughout their lifetime, and studying …

[HTML][HTML] Automatic sunspot detection through semantic and instance segmentation approaches

A Mourato, J Faria, R Ventura - Engineering Applications of Artificial …, 2024 - Elsevier
The solar influence on space weather and terrestrial environment is substantial. Strong
geomagnetic storm activity can significantly affect astronauts in orbit, communications and …