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Papers Solar Flare Prediction

“Solar Flare Prediction” 태그가 달린 논문 27편 · 필터 해제

Solar Flare Forecast: A Comparative Analysis of Machine Learning Algorithms for Solar Flare Class Prediction

2025-05-06 · Julia Bringewald

Solar flares are among the most powerful and dynamic events in the solar system, resulting from the sudden release of magnetic energy stored in the Sun's atmosphere. These energetic bursts of electromagnetic radiation ca…

Dimensionality ReductionModel SelectionSolar Flare PredictionWeather Forecasting

Large Scale Evaluation of Deep Learning-based Explainable Solar Flare Forecasting Models with Attribution-based Proximity Analysis

2024-11-27 · Temitope Adeyeha, Chetraj Pandey, Berkay Aydin

Accurate and reliable predictions of solar flares are essential due to their potentially significant impact on Earth and space-based infrastructure. Although deep learning models have shown notable predictive capabilitie…

Solar Flare Prediction

EXCON: Extreme Instance-based Contrastive Representation Learning of Severely Imbalanced Multivariate Time Series for Solar Flare Prediction

2024-11-18 · Onur Vural, Shah Muhammad Hamdi, Soukaina Filali Boubrahimi

In heliophysics research, predicting solar flares is crucial due to their potential to impact both space-based systems and Earth's infrastructure substantially. Magnetic field data from solar active regions, recorded by …

Contrastive LearningPredictionRepresentation LearningRobust classification+2

Contrastive Representation Learning for Predicting Solar Flares from Extremely Imbalanced Multivariate Time Series Data

2024-10-01 · Onur Vural, Shah Muhammad Hamdi, Soukaina Filali Boubrahimi

Major solar flares are abrupt surges in the Sun's magnetic flux, presenting significant risks to technological infrastructure. In view of this, effectively predicting major flares from solar active region magnetic field …

Maximum SeparationRepresentation LearningSolar Flare PredictionTime Series+1

Enhancing Multivariate Time Series-based Solar Flare Prediction with Multifaceted Preprocessing and Contrastive Learning

2024-09-21 · MohammadReza EskandariNasab, Shah Muhammad Hamdi, Soukaina Filali Boubrahimi

Accurate solar flare prediction is crucial due to the significant risks that intense solar flares pose to astronauts, space equipment, and satellite communication systems. Our research enhances solar flare prediction by …

Contrastive Learningfeature selectionImputationPrediction+2

Embedding Ordinality to Binary Loss Function for Improving Solar Flare Forecasting

2024-08-21 · Chetraj Pandey, Anli Ji, Jinsu Hong, Rafal A. Angryk 외

In this paper, we propose a novel loss function aimed at optimizing the binary flare prediction problem by embedding the intrinsic ordinal flare characteristics into the binary cross-entropy (BCE) loss function. This mod…

Solar Flare PredictionTransfer Learning

Advancing Solar Flare Prediction using Deep Learning with Active Region Patches

2024-06-16 · Chetraj Pandey, Temitope Adeyeha, Jinsu Hong, Rafal A. Angryk 외

In this paper, we introduce a novel methodology for leveraging shape-based characteristics of magnetograms of active region (AR) patches and provide a novel capability for predicting solar flares covering the entirety of…

Solar Flare Prediction

Class-Based Time Series Data Augmentation to Mitigate Extreme Class Imbalance for Solar Flare Prediction

2024-05-31 · Junzhi Wen, Rafal A. Angryk

Time series data plays a crucial role across various domains, making it valuable for decision-making and predictive modeling. Machine learning (ML) and deep learning (DL) have shown promise in this regard, yet their perf…

Data AugmentationDecision MakingSolar Flare PredictionTime Series

Extreme Solar Flare Prediction Using Residual Networks with HMI Magnetograms and Intensitygrams

2024-05-23 · Juyoung Yun, Jungmin Shin

Solar flares, especially C, M, and X class, pose significant risks to satellite operations, communication systems, and power grids. We present a novel approach for predicting extreme solar flares using HMI intensitygrams…

Activity PredictionSolar Flare PredictionWeather Forecasting

Solar synthetic imaging: Introducing denoising diffusion probabilistic models on SDO/AIA data

2024-04-03 · Francesco P. Ramunno, S. Hackstein, V. Kinakh, M. Drozdova 외

Given the rarity of significant solar flares compared to smaller ones, training effective machine learning models for solar activity forecasting is challenging due to insufficient data. This study proposes using generati…

DenoisingSolar Flare Prediction

Active Region-based Flare Forecasting with Sliding Window Multivariate Time Series Forest Classifiers

2024-02-05 · Anli Ji, Berkay Aydin

Over the past few decades, many applications of physics-based simulations and data-driven techniques (including machine learning and deep learning) have emerged to analyze and predict solar flares. These approaches are p…

Solar Flare PredictionTime Series

Unveiling the Potential of Deep Learning Models for Solar Flare Prediction in Near-Limb Regions

2023-09-25 · Chetraj Pandey, Rafal A. Angryk, Berkay Aydin

This study aims to evaluate the performance of deep learning models in predicting $\geq$M-class solar flares with a prediction window of 24 hours, using hourly sampled full-disk line-of-sight (LoS) magnetogram images, pa…

SensitivitySolar Flare PredictionTransfer Learning

Towards Interpretable Solar Flare Prediction with Attention-based Deep Neural Networks

2023-09-08 · Chetraj Pandey, Anli Ji, Rafal A. Angryk, Berkay Aydin

Solar flare prediction is a central problem in space weather forecasting and recent developments in machine learning and deep learning accelerated the adoption of complex models for data-driven solar flare forecasting. I…

Solar Flare PredictionWeather Forecasting

Exploring Deep Learning for Full-disk Solar Flare Prediction with Empirical Insights from Guided Grad-CAM Explanations

2023-08-30 · Chetraj Pandey, Anli Ji, Trisha Nandakumar, Rafal A. Angryk 외

This study progresses solar flare prediction research by presenting a full-disk deep-learning model to forecast $\geq$M-class solar flares and evaluating its efficacy on both central (within $\pm$70$^\circ$) and near-lim…

Solar Flare Prediction

Explainable Deep Learning-based Solar Flare Prediction with post hoc Attention for Operational Forecasting

2023-08-04 · Chetraj Pandey, Rafal A. Angryk, Manolis K. Georgoulis, Berkay Aydin

This paper presents a post hoc analysis of a deep learning-based full-disk solar flare prediction model. We used hourly full-disk line-of-sight magnetogram images and selected binary prediction mode to predict the occurr…

Data AugmentationSolar Flare Prediction

Explaining Full-disk Deep Learning Model for Solar Flare Prediction using Attribution Methods

2023-07-29 · Chetraj Pandey, Rafal A. Angryk, Berkay Aydin

This paper contributes to the growing body of research on deep learning methods for solar flare prediction, primarily focusing on highly overlooked near-limb flares and utilizing the attribution methods to provide a post…

Data AugmentationPredictionSolar Flare Prediction

Solar Active Region Magnetogram Image Dataset for Studies of Space Weather

2023-05-16 · Laura E. Boucheron, Ty Vincent, Jeremy A. Grajeda, Ellery Wuest

In this dataset we provide a comprehensive collection of magnetograms (images quantifying the strength of the magnetic field) from the National Aeronautics and Space Administration's (NASA's) Solar Dynamics Observatory (…

Multi-class ClassificationSolar Flare Prediction

Incorporating Polar Field Data for Improved Solar Flare Prediction

2022-12-04 · Mehmet Aktukmak, Zeyu Sun, Monica Bobra, Tamas Gombosi 외

In this paper, we consider incorporating data associated with the sun's north and south polar field strengths to improve solar flare prediction performance using machine learning models. When used to supplement local dat…

Mixture-of-ExpertsPredictionSolar Flare Prediction

Shapelet-Based Counterfactual Explanations for Multivariate Time Series

2022-08-22 · Omar Bahri, Soukaina Filali Boubrahimi, Shah Muhammad Hamdi

As machine learning and deep learning models have become highly prevalent in a multitude of domains, the main reservation in their adoption for decision-making processes is their black-box nature. The Explainable Artific…

counterfactualCounterfactual ExplanationDecision MakingExplainable artificial intelligence+5

Towards Coupling Full-disk and Active Region-based Flare Prediction for Operational Space Weather Forecasting

2022-08-11 · Chetraj Pandey, Anli Ji, Rafal A. Angryk, Manolis K. Georgoulis 외

Solar flare prediction is a central problem in space weather forecasting and has captivated the attention of a wide spectrum of researchers due to recent advances in both remote sensing as well as machine learning and de…

PredictionregressionSolar Flare PredictionTime Series Analysis+1
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