Semi-supervised regression: A recent review G Kostopoulos, S Karlos, S Kotsiantis, O Ragos Journal of Intelligent & Fuzzy Systems 35 (2), 1483-1500, 2018 | 145 | 2018 |
Transfer learning from deep neural networks for predicting student performance M Tsiakmaki, G Kostopoulos, S Kotsiantis, O Ragos Applied Sciences 10 (6), 2145, 2020 | 109 | 2020 |
Implementing AutoML in Educational Data Mining for Prediction Tasks M Tsiakmaki, G Kostopoulos, S Kotsiantis, O Ragos Applied Sciences 10 (1), 90, 2020 | 106 | 2020 |
A numerical study of the influence of the Poynting-Robertson effect on the equilibrium points of the photogravitational restricted three-body problem II. Out of plane case O Ragos, FA Zafiropoulos, MN Vrahatis Astronomy and Astrophysics 300, 579, 1995 | 68 | 1995 |
Periodic solutions about the ‘out of plane’equilibrium points in the photogravitational restricted three-body problem O Ragos, C Zagouras Celestial mechanics 44 (1-2), 135-154, 1988 | 58 | 1988 |
ZEAL: A mathematical software package for computing zeros of analytic functions P Kravanja, M Van Barel, O Ragos, MN Vrahatis, FA Zafiropoulos Computer physics communications 124 (2-3), 212-232, 2000 | 46 | 2000 |
Predicting University Students' Grades Based on Previous Academic Achievements M Tsiakmaki, G Kostopoulos, G Koutsonikos, C Pierrakeas, S Kotsiantis, ... 2018 9th International Conference on Information, Intelligence, Systems and …, 2018 | 34 | 2018 |
On the equilibrium points of the relativistic restricted three-body problem O Ragos, EA Perdios, VS Kalantonis, MN Vrahatis Nonlinear Analysis-Theory Methods and Applications 47 (5), 3413-3418, 2001 | 34 | 2001 |
Method for computing long periodic orbits of dynamical systems L Drossos, O Ragos, MN Vrahatis, T Bountis Physical Review E 53 (1), 1206, 1996 | 33 | 1996 |
Yukawa-type potential effects in the anomalistic period of celestial bodies I Haranas, O Ragos, V Mioc Astrophysics and Space Science 332 (1), 107-113, 2011 | 29 | 2011 |
On the localization and computation of zeros of Bessel functions MN Vrahatis, TN Grapsa, O Ragos, FA Zafiropoulos ZAMM‐Journal of Applied Mathematics and Mechanics/Zeitschrift für Angewandte …, 1997 | 28 | 1997 |
Periodic solutions around the collinear langrangian points in the photo gravitational restricted three-body problem: Sun-Jupiter case O Ragos, C Zagouras Celestial Mechanics and Dynamical Astronomy 50 (4), 325-347, 1990 | 28 | 1990 |
Fuzzy-based active learning for predicting student academic performance using autoML: a step-wise approach M Tsiakmaki, G Kostopoulos, S Kotsiantis, O Ragos Journal of Computing in Higher Education 33 (3), 635-667, 2021 | 26 | 2021 |
Yukawa-type effects in satellite dynamics I Haranas, O Ragos Astrophysics and Space Science 331 (1), 115-119, 2011 | 26 | 2011 |
Locating and computing zeros of Airy functions MN Vrahatis, O Ragos, FA Zafiropoulos, TN Grapsa ZAMM‐Journal of Applied Mathematics and Mechanics/Zeitschrift für Angewandte …, 1996 | 26 | 1996 |
RFSFNS: A portable package for the numerical determination of the number and the calculation of roots of Bessel functions MN Vrahatis, O Ragos, T Skiniotis, FA Zafiropoulos, TN Grapsa Computer physics communications 92 (2-3), 252-266, 1995 | 26 | 1995 |
Early dropout prediction in distance higher education using active learning G Kostopoulos, S Kotsiantis, O Ragos, TN Grapsa 2017 8th International Conference on Information, Intelligence, Systems …, 2017 | 22 | 2017 |
On the existence of the “out of plane” equilibrium points in the photogravitational restricted three-body problem O Ragos, CG Zagouras Astrophysics and space science 209 (2), 267-271, 1993 | 22 | 1993 |
Nexus Services in Smart City Ecosystems P Tsoutsa, P Fitsilis, L Anthopoulos, O Ragos Journal of the Knowledge Economy, 1-21, 0 | 22 | |
Effects in the anomalistic period of celestial bodies due to a logarithmic correction to the Newtonian gravitational potential O Ragos, I Haranas, I Gkigkitzis Astrophysics and Space Science 345 (1), 67-72, 2013 | 21 | 2013 |