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TITLE: Sunspots Identification Through Mathematical Morphology  Full Text
AUTHORS: Bourgeois, Slava; Barata, Teresa; Erdelyi, Robertus; Gafeira, Ricardo; Oliveira, Orlando;
PUBLISHED: 2024, SOURCE: SOLAR PHYSICS, VOLUME: 299, ISSUE: 2
INDEXED IN: Scopus WOS
2
TITLE: Machine learning in solar physics  Full Text
AUTHORS: Ramos, Andres Asensio; Cheung, Mark C. M.; Chifu, Iulia; Gafeira, Ricardo;
PUBLISHED: 2023, SOURCE: LIVING REVIEWS IN SOLAR PHYSICS, VOLUME: 20, ISSUE: 1
INDEXED IN: Scopus WOS
3
TITLE: Total Electron Content PCA-NN Prediction Model for South-European Middle Latitudes  Full Text
AUTHORS: Morozova, Anna; Barata, Teresa; Barlyaeva, Tatiana; Gafeira, Ricardo;
PUBLISHED: 2023, SOURCE: ATMOSPHERE, VOLUME: 14, ISSUE: 7
INDEXED IN: Scopus WOS
4
TITLE: Space Surveillance payload camera breadboard: Star tracking and debris detection algorithms  Full Text
AUTHORS: Filho, J.; Duarte, P. M. R.; Gordo, P.; Peixinho, N.; Melicio, R.; Valerio, D.; Gafeira, R.;
PUBLISHED: 2023, SOURCE: ADVANCES IN SPACE RESEARCH, VOLUME: 72, ISSUE: 10
INDEXED IN: Scopus WOS
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TITLE: Revisiting the mass- and radius-luminosity relations for FGK main-sequence stars
AUTHORS: Fernandes, J; Gafeira, R; Andersen, J;
PUBLISHED: 2021, SOURCE: ASTRONOMY & ASTROPHYSICS, VOLUME: 647
INDEXED IN: Scopus WOS
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TITLE: Machine learning initialization to accelerate Stokes profile inversions
AUTHORS: Gafeira, R; Suarez, DO; Milic, I; Noda, CQ; Cobo, BR; Uitenbroek, H;
PUBLISHED: 2021, SOURCE: ASTRONOMY & ASTROPHYSICS, VOLUME: 651
INDEXED IN: WOS
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TITLE: Testing the Accuracy of Coimbra Astronomical Observatory Solar Filament Historical Series (1929-1941)  Full Text
AUTHORS: Lourenco, A; Gafeira, R; Bonifacio, V; Barata, T; Fernandes, J; Silva, E;
PUBLISHED: 2021, SOURCE: SOLAR PHYSICS, VOLUME: 296, ISSUE: 10
INDEXED IN: WOS
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TITLE: Temporal Evolution of Sunspot Areas and Estimation of Related Plasma Flows  Full Text
AUTHORS: Gafeira, R; Fonte, CC ; Pais, MA; Fernandes, J;
PUBLISHED: 2014, SOURCE: SOLAR PHYSICS, VOLUME: 289, ISSUE: 5
INDEXED IN: Scopus WOS CrossRef: 5
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TITLE: The bimodal colors of Centaurs and small Kuiper belt objects
AUTHORS: Peixinho, N ; Delsanti, A; Guilbert Lepoutre, A; Gafeira, R; Lacerda, P;
PUBLISHED: 2012, SOURCE: ASTRONOMY & ASTROPHYSICS, VOLUME: 546
INDEXED IN: Scopus WOS CrossRef
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TITLE: Mass-luminosity relation for FGK main sequence stars: metallicity and age contributions  Full Text
AUTHORS: Ricardo Gafeira; Carlos Patacas; Joao Fernandes ;
PUBLISHED: 2012, SOURCE: ASTROPHYSICS AND SPACE SCIENCE, VOLUME: 341, ISSUE: 2
INDEXED IN: Scopus WOS CrossRef: 6