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Tel: +30 2610 996496
+30 2610 996480
Fax: +30 2610 997336
+30 2610 991855
Email: raniadou [AT] upatras.gr
 
 
Electrical and Computer Enginnering Department
 
University of Patras
 

Georgios N. Dimitrakopoulos

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PhD Researcher
Artificial Intelligence Group
Wire Communications Laboratory
Electrical and Computer Engineering Dept.
University of Patras

Contact Details

Tel: 
+30 2610 969147

Wire Communications Laboratory
Department of Electrical and Computer Engineering
University of Patras
GR - 26 500, Rion, Patras, Greece

About

Introduction: 

Georgios N. Dimitrakopoulos was born in Patras, in 1986. He received his diploma in July 2010 from Electrical and Computer Engineering department of University of Patras. He is now PhD student in Bioinformatics at the Wire Communication's Labarotary at Electrical and Computer Engineering department of University of Patras under supervision of professor Sgarbas.

Qualifications: 
2010: Diploma at Electrical and Computer Engineering department of University of Patras

Research

Research Interests: 
Machine Learning
Graph Theory
Bioinformatics / Systems Biology
Computational Neuroscience
Publications: 

International Refereed Journals (J)
J4. G. N. Dimitrakopoulos, I. Kakkos, Z. Dai, H. Wang, K. Sgarbas, N. Thakor, A. Bezerianos, Y. Sun, Functional connectivity analysis of mental fatigue reveals different network topological alterations between driving and vigilance tasks, Transactions on Neural Systems and Rehabilitation Engineering, 26(4), pp. 740-749, 2018. https://doi.org/10.1109/TNSRE.2018.2791936

J3. G. Dimitrakopoulos, I. Kakkos, Z. Dai, J. Lim, A. Bezerianos, Y. Sun, Task-independent mental workload classification based upon common multi-band EEG cortical connectivity, IEEE Transactions on Neural Systems and Rehabilitation Engineering, 25(11), pp. 1940-1949, 2017. https://doi.org/10.1109/TNSRE.2017.2701002

J2. K. Dimitrakopoulou, G. N. Dimitrakopoulos, E. Wilk, C. Tsimpouris, K. Sgarbas, K. Schughart, A. Bezerianos, Influenza A Immunomics: The Dynamic Pathway Interplay in Host Response to H1N1 Infection, OMICS: A Journal of Integrative Biology. 18(3), pp. 167-183, Mar. 2014. https://doi.org/10.1089/omi.2013.0062

J1. K. Dimitrakopoulou, G. N. Dimitrakopoulos, K. Sgarbas, A. Bezerianos, Tamoxifen Integromics and Personalized Medicine: Dynamic Modular Transformations Underpinning Response to Tamoxifen in Breast Cancer Treatment, OMICS: A Journal of Integrative Biology. 18(1), pp. 15-33, Jan. 2014. https://doi.org/10.1089/omi.2013.0055

Refereed Conference Proceedings (C)
C14. G. N. Dimitrakopoulos, A. G. Vrahatis, V. Plagianakos, K. Sgarbas, Pathway analysis using XGBoost classification in Biomedical Data, Proceedings of the 10th Hellenic Conference on Artificial Intelligence (SETN2018), 9-12 July, 2018, Patras, Greece.
C13. G. N. Dimitrakopoulos, I. Kakkos, A. G. Vrahatis, K. Sgarbas, J. Li, Y. Sun, A. Bezerianos, Driving Mental Fatigue Classification Based on Brain Functional Connectivity, International Conference on Engineering Applications of Neural Networks (EANN) 2017, Aug. 25-27, 2017, Athens, Greece, Communications in Computer and Information Science, 744, pp. 465-474, Springer Cham, 2017. https://doi.org/10.1007/978-3-319-65172-9_39

C12. G. N. Dimitrakopoulos, I. Kakkos, N. V. Thakor, A. Bezerianos, Y. Sun, A mental fatigue index based on regression using mulitband EEG features with application in simulated driving, Engineering in Medicine and Biology Society (EMBC), 2017 IEEE 39th Annual International Conference of the, Jul. 11-15, 2017, Jeju Island, S. Korea, IEEE, 2017.

C11. J. Chai, G. Chen, P. Thangavel, G. N. Dimitrakopoulos, I. Kakkos, Y. Sun, Z. Dai, H. Yu, N. Thakor, A. Bezerianos, J. Li, Identification of gait-related brain activity using electroencephalographic signals, Neural Engineering (NER), 2017 8th International IEEE/EMBS Conference on, May 25-28, 2017, Shanghai, China, pp. 548-551, IEEE 2017.

C10. G. N. Dimitrakopoulos, P. Balomenos, A. G. Vrahatis, K. Sgarbas, A. Bezerianos, Identifying disease network perturbations through regression on gene expression and pathway topology analysis, Engineering in Medicine and Biology Society (EMBC), 2016 IEEE 38th Annual International Conference of the, 16-20 Aug 2016, Orlando, USA, pp. 5969-5972, IEEE 2016. https://doi.org/10.1109/EMBC.2016.7592088

C9. A. G. Vrahatis, G. N. Dimitrakopoulos, A. K. Tsakalidis, A. Bezerianos, Identifying miRNA-mediated signaling subpathways by integrating paired miRNA/mRNA expression data with pathway topology, Engineering in Medicine and Biology Society (EMBC), 2015 IEEE 37th Annual International Conference of the, Aug. 25-29, 2015, Chicago, USA, pp.3997-4000, IEEE 2015.

C8. G. N. Dimitrakopoulos, A. G. Vrahatis, P. Balomenos, K. Sgarbas, A. Bezerianos, Age-related subpathway detection through meta-analysis of multiple gene expression datasets, Digital Signal Processing (DSP), 2015 IEEE International Conference on, Jul. 21-24, 2015, Singapore, pp. 539-542, IEEE 2015.

C7. K. Dimitrakopoulou, A. G. Vrahatis, G. N. Dimitrakopoulos, A. Bezerianos, Aging Integromics: Module-Based Markers of Heart Aging from Multi-omics Data, The 15th International Conference on Biomedical Engineering (ICBME) 2013, Dec. 4-7, 2013, Singapore, IFMBE Proceedings, 43, pp. 104-107, Springer Cham, 2013. https://doi.org/10.1007/978-3-319-02913-9_27

C6. G. N. Dimitrakopoulos, K. Dimitrakopoulou, I. A. Maraziotis, K. Sgarbas, A. Bezerianos, Supervised Method for Construction of microRNA-mRNA Networks: Application in Cardiac Tissue Aging Dataset, Engineering in Medicine and Biology Society (EMBC), 2014 IEEE 36th Annual International Conference of the, Aug. 26-30, 2014, Chicago, USA, IEEE 2014.

C5. G. N. Dimitrakopoulos, I. A. Maraziotis, K. Sgarbas, A. Bezerianos, A Clustering based Method Accelerating Gene Regulatory Network Reconstruction, International Conference on Computational Science (ICCS) 2014, Cairns, Australia, Procedia Computer Science, 29, pp. 1993-2002, 2014. https://doi.org/10.1016/j.procs.2014.05.183

C4. A. G. Vrahatis, K. Dimitrakopoulou, G. N. Dimitrakopoulos, K. N. Sgarbas, A. K. Tsakalidis, A. Bezerianos, Network-based modular markers of aging across different tissues, XIII Mediterranean Conference on Medical and Biological Engineering and Computing (MEDICON) 2013, Sep. 25-28, 2013, Sevilla, Spain, IFMBE Proceedings, 41, pp. 1849-1852, Springer Cham, 2014. https://doi.org/10.1007/978-3-319-00846-2_456
This paper won the third award at the Young Investigator Competition!

C3. G. Dimitrakopoulos, K. Sgarbas, K. Dimitrakopoulou, A. Dragomir, A. Bezerianos, I. A. Maraziotis, Multi-scale modeling of Gene Regulatory Networks via integration of temporal and topological biological data. Engineering in Medicine and Biology Society (EMBC), 2012 IEEE 34th Annual International Conference of the, Aug. 28 - Sep. 1, 2012, San Diego, USA, pp.1242-1245, IEEE 2012.

C2. K. Dimitrakopoulou, G. Dimitrakopoulos, E. I. Zacharaki, I. A. Maraziotis, K. Sgarbas, A. Bezerianos, Revealing the dynamic modularity of composite biological networks in breast cancer treatment, Engineering in Medicine and Biology Society (EMBC), 2012 IEEE 34th Annual International Conference of the, Aug. 28 - Sep. 1, 2012, San Diego, USA, pp.1242-1245, IEEE 2012.

C1. I. A. Maraziotis, G. Dimitrakopoulos, A. Bezerianos, Gene Ontology Semi-supervised Possibilistic Clustering of Gene Expression Data, 7th Hellenic Conference on AI (SETN) 2012, May 28-31, 2012, Lamia, Greece, Lecture Notes in Computer Science, vol. 7297, pp. 262–269, Springer-Verlag Berlin Heidelberg, 2012. https://doi.org/10.1007/978-3-642-30448-4_33

Other Conference publications (Short Paper or Abstract reviewed) (O)

O10. G. N. Dimitrakopoulos, Yu Sun, K. Ardian, N. Thakor, A. Bezerianos, A method for cross-task mental workload classification based on brain connectivity, Society of Applied Neuroscience 2016 Meeting, Oct. 6-9, 2016, Corfu, Greece, Frontiers in Human Neuroscience, 2016. https://doi.org/10.3389/conf.fnhum.2016.220.00002

O9. A. Bezerianos, A. G.Vrahatis, P. Balomenos, G. N. Dimitrakopoulos, Deciphering the Complexity of Human Diseases via Network Medicine, Advanced Health Informatics, Gordon Research Conference, Jul. 17-22, 2016, Hong Kong, China, 2016.

O8. A. G. Vrahatis, G. N. Dimitrakopoulos, A. K. Tsakalidis, A. Bezerianos, Cardiac aging signatures in the form of network communities, Biology of Ageing Conference, Oct. 22-24, 2015, Singapore, Singapore, 2015.

O7. G. N. Dimitrakopoulos, A. G. Vrahatis, K. Sgarbas, A. Bezerianos, Gene Expression Trend Analysis in Aging, 6th Panhellenic Conference on Biomedical Technology, May 6-8, 2015, Athens, Greece, 2015.

O6. A. G. Vrahatis, G. N. Dimitrakopoulos, A. Tsakalidis, A. Bezerianos, Structural and Functional Communities of Longevity-associated Genes in Signalling Pathways, 6th Panhellenic Conference on Biomedical Technology, May 6-8, 2015, Athens, Greece, 2015.

O5. G. N. Dimitrakopoulos, K. Icay, K. Dimitrakopoulou, I. Hovatta, A. Bezerianos, Deciphering anxiety mechanisms through an ensemble of gene network inference methods, Annual Conference of the German Genetics Society (GfG), Sep. 23–25, 2013, Braunschweig, Germany, 2013.

O4. G. N. Dimitrakopoulos, K. Dimitrakopoulou, A. G. Vrahatis, Κ. Ν. Sgarbas, A. Bezerianos, An integrative meta-analysis method to reveal age-related cross-tissue pathways, 27th International Mammalian Genome Conference, Sep. 15-18, 2013, Salamanca, Spain, 2013.

O3. K. Dimitrakopoulou, G. N. Dimitrakopoulos, K. Sgarbas, A. Bezerianos, Revealing aging mechanisms from ensemble gene network inference methods, (IEEE EMBC 2013, Jul. 3-7, 2013, Osaka, Japan), Transactions of Japanese Society for Medical and Biological Engineering, 51, No. Supplement p. R-161, 2013. https://doi.org/10.11239/jsmbe.51.R-161

O2. G. N. Dimitrakopoulos, A. G. Vrahatis, K. Dimitrakopoulou, A. K. Tsakalidis, K. Sgarbas, A. Bezerianos, Module-Based Cross-Tissue Pathway Identification in Aging, (IEEE EMBC 2013, Jul. 3-7, 2013, Osaka, Japan), Transactions of Japanese Society for Medical and Biological Engineering, 51, No. Supplement p. R-170, 2013. https://doi.org/10.11239/jsmbe.51.R-170

O1. K. Dimitrakopoulou, G. Dimitrakopoulos, C. Tsimpouris, K. Sgarbas, A. Bezerianos, Exploring the temporal dynamics of immune system in response to Influenza A (H1N1) virus through dynamic gene network reconstruction methods, Proceedings of the 6th conference of the Hellenic Society for Computational Biology & Bioinformatics 2011 (HSCBB11), Oct. 7-9, 2011, Patras, Greece, 2011.

Other

Awards and Prizes: 

1998-2004: contests of Hellenic Mathematic Society

IKY studentships as undergraduate student:
acceptance ranking: 9th
6th in 1st year of studies
4th in 2nd year of studies

Membership of Societies and Professional Bodies: 


TEE

     Member since 2010

IEEE (EMBS - Engineering in Medicine and Biology Society)
     Student Member since Mar. 2012

AEGEE
 AEGEE-Patra: Member (2009-15), Board Member (2010), President (2011), Advisory Board (2012)
 European Level:
   Information Technology Committee: member (2010-5), Vice Speaker (2011), Speaker (2012)
   IT Responsible of the Youth UnEmployment Project (2010-5)

2004: volunteer at Athens Olympic Games