3 papers
astro-ph.SR2026
An Improved HDBSCAN-based Detection and Tracking Method for Solar Active Regions in Magnetograms
C. X. Shi, Q. Hao, P. F. Chen +1
Solar active regions (ARs) are the primary source of solar eruptions and space weather. Accurate detection and tracking of ARs is crucial for understanding their evolution and pred…
astro-ph.SR2025
Statistical Analyses of Solar Active Region in SDO/HMI Magnetograms detected by Unsupervised Machine Learning Method DSARD
Ruishuo Chen, Wutong Lu, Qi Hao +3
Solar active regions (ARs) are the places hosting the majority of solar eruptions. Studying the evolution and morphological features of ARs is not only of great significance to the…
astro-ph.SR2023
Can the Parker Solar Probe Detect a CME-flare Current Sheet?
Yuhao Chen, Zhong Liu, Pengfei Chen +8
A current sheet (CS) is the central structure in the disrupting magnetic configuration during solar eruptions. More than 90\% of the free magnetic energy (the difference between th…