46 citations · 61 across the 3 of their papers we have counts for
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astro-ph.SR2018
Software tool for automatic detection of solar plages in the Coimbra Observatory spectroheliograms
T. Barata, S. Carvalho, I. Dorotovic +4
Full-disk spectroheliograms have been taken in Coimbra on a daily basis since 1926 in the Ca II K-line (K1 and K3). Later, in 1989, with the upgrade of the equipment it was possibl…
astro-ph.SR2018★ 46 cited
Neural Network Forecast of the Sunspot Butterfly Diagram
Eurico Covas, Nuno Peixinho, Joao Fernandes
Using neural networks as a prediction method, we attempt to demonstrate that forecasting of the Sun's sunspot time series can be extended to the spatial-temporal case. We employ th…