Unfolding the procedure of characterizing recorded ultra low frequency, kHZ and MHz electromagnetic anomalies prior to the L'Aquila earthquake as pre-seismic ones. Part II K Eftaxias, G Balasis, Y Contoyiannis, C Papadimitriou, M Kalimeri, ... arXiv preprint arXiv:0910.0797, 2009 | 73 | 2009 |

EPILAB: A software package for studies on the prediction of epileptic seizures CA Teixeira, B Direito, H Feldwisch-Drentrup, M Valderrama, RP Costa, ... Journal of Neuroscience Methods 200 (2), 257-271, 2011 | 71 | 2011 |

Preseismic electromagnetic signals in terms of complexity K Karamanos, D Dakopoulos, K Aloupis, A Peratzakis, L Athanasopoulou, ... Physical Review E 74 (1), 016104, 2006 | 70 | 2006 |

Addressing network survivability issues by finding the K-best paths through a trellis graph SD Nikolopoulos, A Pitsillides, D Tipper Proceedings of INFOCOM'97 1, 370-377, 1997 | 70 | 1997 |

Hole and antihole detection in graphs SD Nikolopoulos, L Palios Proceedings of the fifteenth annual ACM-SIAM symposium on Discrete …, 2004 | 46 | 2004 |

Experimental analysis of heart rate variability of long-recording electrocardiograms in normal subjects and patients with coronary artery disease and normal left ventricular … S Nikolopoulos, A Alexandridi, S Nikolakeas, G Manis Journal of biomedical informatics 36 (3), 202-217, 2003 | 44 | 2003 |

Extracting preseismic electromagnetic signatures in terms of symbolic dynamics K Karamanos, A Peratzakis, P Kapiris, S Nikolopoulos, J Kopanas, ... | 42 | 2005 |

The longest path problem has a polynomial solution on interval graphs K Ioannidou, GB Mertzios, SD Nikolopoulos Algorithmica 61 (2), 320-341, 2011 | 39 | 2011 |

*Bacillus sphaericus* strain 2362: identification and nucleotide sequence of the 41.9 kDa toxin geneC Berry, J Hindley Nucleic acids research 15 (17), 7216-7216, 1987 | 38 | 1987 |

The 1-fixed-endpoint path cover problem is polynomial on interval graphs K Asdre, SD Nikolopoulos Algorithmica 58 (3), 679-710, 2010 | 37 | 2010 |

An efficient graph codec system for software watermarking M Chroni, SD Nikolopoulos 2012 IEEE 36th Annual Computer Software and Applications Conference …, 2012 | 32 | 2012 |

Encoding watermark integers as self-inverting permutations M Chroni, SD Nikolopoulos Proceedings of the 11th International Conference on Computer Systems and …, 2010 | 32 | 2010 |

Identifying an increased risk of epileptic seizures using a multi-feature EEG–ECG classification M Valderrama, C Alvarado, S Nikolopoulos, J Martinerie, C Adam, ... Biomedical Signal Processing and Control 7 (3), 237-244, 2012 | 31 | 2012 |

The harmonious coloring problem is NP-complete for interval and permutation graphs K Asdre, K Ioannidou, SD Nikolopoulos Discrete Applied Mathematics 155 (17), 2377-2382, 2007 | 30 | 2007 |

The Number of Spanning Trees in *K*_{ n }-Complements of Quasi-Threshold GraphsSD Nikolopoulos, C Papadopoulos Graphs and Combinatorics 20 (3), 383-397, 2004 | 29 | 2004 |

A graph-based model for malware detection and classification using system-call groups SD Nikolopoulos, I Polenakis Journal of Computer Virology and Hacking Techniques 13 (1), 29-46, 2017 | 28 | 2017 |

On the number of spanning trees of multi-star related graphs SD Nikolopoulos, P Rondogiannis Information processing letters 65 (4), 183-188, 1998 | 28 | 1998 |

NP-completeness results for some problems on subclasses of bipartite and chordal graphs K Asdre, SD Nikolopoulos Theoretical Computer Science 381 (1-3), 248-259, 2007 | 26 | 2007 |

The longest path problem is polynomial on interval graphs K Ioannidou, GB Mertzios, SD Nikolopoulos International Symposium on Mathematical Foundations of Computer Science, 403-414, 2009 | 24 | 2009 |

Assessment of the classification capability of prediction and approximation methods for HRV analysis G Manis, S Nikolopoulos, A Alexandridi, C Davos Computers in biology and medicine 37 (5), 642-654, 2007 | 23 | 2007 |