Automated detection methods for solar activities and an application for statistic analysis of solar filament

Q Hao, PF Chen, C Fang - Proceedings of the International …, 2018 - cambridge.org
With the rapid development of telescopes, both temporal cadence and the spatial resolution
of observations are increasing. This in turn generates vast amount of data, which can be …

Advanced automated solar filament detection and characterization code: description, performance, and results

PN Bernasconi, DM Rust, D Hakim - Solar Physics, 2005 - Springer
We present a code for automated detection, classification, and tracking of solar filaments in
full-disk Hα images that can contribute to Living With a Star science investigations and …

Developing an advanced automated method for solar filament recognition and its scientific application to a solar cycle of MLSO Hα data

Q Hao, C Fang, PF Chen - Solar Physics, 2013 - Springer
We developed a method to automatically detect and trace solar filaments in Hα full-disk
images. The program is able not only to recognize filaments and determine their properties …

Automatic solar filament segmentation and characterization

Y Yuan, FY Shih, J Jing, H Wang, J Chae - Solar Physics, 2011 - Springer
This paper presents a generic method to automatically segment and characterize solar
filaments from various Hα full-disk solar images, obtained by different solar observatories …

A universal method for solar filament detection from Hα observations using semi-supervised deep learning

A Diercke, R Jarolim, C Kuckein, SJG Manrique… - Astronomy & …, 2024 - aanda.org
Filaments are omnipresent features in the solar atmosphere. Their location, properties, and
time evolution can provide important information about changes in solar activity and assist in …

Automated detection of filaments and their disappearance using full-disc Hα images

AD Joshi, N Srivastava, SK Mathew - Solar Physics, 2010 - Springer
A new algorithm is presented that automatically detects filaments on the Sun in full-disc Hα
images. Pre-processing of Hα images includes corrections for limb darkening and …

Automatic solar filament detection using image processing techniques

M Qu, FY Shih, J Jing, H Wang - Solar Physics, 2005 - Springer
We present an automatic solar filament detection algorithm based on image enhancement,
segmentation, pattern recognition, and mathematical morphology methods. This algorithm …

Statistical analysis of filament features based on the Hα solar images from 1988 to 2013 by computer automated detection method

Q Hao, C Fang, W Cao, PF Chen - The Astrophysical Journal …, 2015 - iopscience.iop.org
We improve our filament automated detection method which was proposed in our previous
works. It is then applied to process the full disk Hα data mainly obtained by the Big Bear …

Automated detection and identification of solar filaments and sunspots

M Qu, FY Shih, J Jing, C Denker… - AGU Spring Meeting …, 2005 - ui.adsabs.harvard.edu
We developed a procedure for the automatic detection and identification of filaments and
their disappearance. Full-disk Hα images from the Big Bear Solar Observatory (BBSO) in …

A comparative evaluation of automated solar filament detection

MA Schuh, JM Banda, PN Bernasconi, RA Angryk… - Solar Physics, 2014 - Springer
We present a comparative evaluation for automated filament detection in Hα solar images.
By using metadata produced by the Advanced Automated Filament Detection and …