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Fundamentalnaya i Prikladnaya Matematika, 2013, Volume 18, Issue 2, Pages 79–93
(Mi fpm1500)
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This article is cited in 4 scientific papers (total in 4 papers)
Methods of computational topology for the analysis of dynamics of active regions of the Sun
N. G. Makarenkoab, D. B. Malkovac, M. L. Machinc, I. S. Knyazevaa, I. N. Makarenkod a Central Astronomical Observatory of the Russian Academy of Sciences, St. Petersburg, Russia
b Institute of Informatics and Control Problems, Almaty, Kazakhstan
c Laboratory of Discrete and Computational Geometry, Yaroslavl State University, Yaroslavl, Russia
d School of Mathematics and Statistics, Newcastle University, Newcastle, United Kingdom
Abstract:
The aim of this work is to diagnose pre-flare dynamics of magnetic fields in the active regions of the Sun on the HMI SDO magnetograms. We use a tool based on the methods of the geometry of random fields and computational topology. The results show that the proposed formalism allows one to find some precursors of major flares for practically significant time slots.
Citation:
N. G. Makarenko, D. B. Malkova, M. L. Machin, I. S. Knyazeva, I. N. Makarenko, “Methods of computational topology for the analysis of dynamics of active regions of the Sun”, Fundam. Prikl. Mat., 18:2 (2013), 79–93; J. Math. Sci., 203:6 (2014), 806–815
Linking options:
https://www.mathnet.ru/eng/fpm1500 https://www.mathnet.ru/eng/fpm/v18/i2/p79
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