Research

1. Main fields of interest

2. Funded research projects

3. Research collaborations

4. Supervision / examination of research projects

4.1 Doctor (PhD) projects

4.2 Postgraduate (MSc) projects

4.3 Graduate (integrated MSc) projects

1. Main fields of interest

- Linear and nonlinear analysis of time series
- Big Data Analysis
- Machine learning with focus on dimension reduction
- Computational statistics
- Connectivity analysis of multivariate time series
- Complex systems from multivariate time series
- Complex networks
- Dynamical systems, chaos and complexity
- Software development
- Stochastic simulation.
- Computational neuroscience.
- Analysis of geophysical data.
- Analysis of financial data, econophysics.
- Analysis of biological data.
- Analysis of data in engineering.
- Biosurveillance

2. Funded research projects

Ongoing research projects

1. Participation in the project “Development and optimization of Transcranial Magnetic Stimulation combined with EEG/EMG as a biomarker predicting response to Antiepileptic Drugs”, funded by the biopharmaceutical company UCB (13/05/2020 - ), overall budget: 100000 Euro.
2. Participation in the project "Wearables and droneS fOr CIty Socio-Environmental Observations and BEhavioral ChangE" (SOCIO-BEE), European Union´s Horizon 2020 Framework Programme for Research and Innovation under grant agreement No. 101037648.

Completed research projects

1. Non-profit coordinator of the PhD project “Causality Network Estimation from High Dimensional Multivariate Time Series” funded by the Hellenic Foundation for Research and Innovation (30/11/2019 – 30/11/2022), budget 32400 €

2. Coordinator of the research project “Discrete multivariate time series analysis using information measures: causality relationships and prediction” funded by the Program for Development of Human Potential, Education and Lifelong Learning of the Ministry of Economy and Development, Greece (21/1/2020 – 21/4/2021), overall budget: 37000 €

3. Non-profit participation in the project "Merging complex financial interactions with portfolio construction techniques", Hellenic Foundation for Research and Innovation (HFRI) postdoctoral Fellowship (11/2018 – 11/2021), budget 150000 €.

4. Participation in the project “Development and validation of Deep-TMS combined with high-density EEG as a novel diagnostic and therapeutic tool in Epilepsy (dt-EPILEPSY)” co-financed by Israeli and Greek funds (General Secretariat for Research and Technology) through the Program for Greek-Israeli Research and Technology Collaboration (7/2018 – 7/2021), budget for AUTh team: 264612 €.

5. Participation in the project “Valorization of aromatic and medicinal plants of the Greek flora (AromaDistil)” co‐financed by the European Union and Greek national funds through the Operational Program Competitiveness, Entrepreneurship and Innovation, under the call Research – Create – Innovate (6/2018 – 6/2021), budget for AUTh team: 315296 €

6. Coordinator of the research project titled “Networks and Classification from Granger Causality of Multivariate Time Series with Applications in Neurophysiology” funded by the General Secretariat for Research and Technology, Greece (1/2014 – 7/2015), overall budget: 130000 € [http://eeganalysis.web.auth.gr]

7. Participation in the project "Smart open internet service for Health (SOHealth)" funded by the General Secretariat for Research and Technology, Greece [https://www.sohealth.gr/].

8. Funded project titled “Granger causality and complex networks from multivariate time series” from the program for support of research activity in AUTh (4/2013 – 4/2014), overall budget: 4000 €

9. Participation in the project "Secure and Revokable Biometric Identification for use in Disparate Intelligence Environments" funded by the General Secretariat for Research and Technology, Greece (4/2011 – 4/2014), Overall Budget: 591365 € [http://biotaytotita.encodegroup.com] 5/2011 - 5/2014.

10. Participation in the EU funded COST action titled “Advanced Methods For The Estimation Of Human Brain Activity And Connectivity (NEUROMATH)” (3/2007 - 5/2011).

11. Coordinator of the research project (03ED748) with title "Linear and Nonlinear Statistical Analysis of Electroencephalograms for the Prediction of Epileptic Seizures", implemented within the framework of the "Reinforcement Programme of Human Research Manpower" (PENED), and it was co-financed at 90% jointly by E.U.-European Social Fund (75%) and the Greek Ministry of Development -GSRT (25%) and at 10% by Rikshospitalet, Norway. Two PhD were completed by the end of the project. For more information you may visit the home page [http://eeganalysis.web.auth.gr]
    
12. Coordinator of the thematic network of AUTh for the Statistical and Dynamical Analysis of Socio-economical Systems (SDASS), which started at 2006 but is inactive now. For more information you may visit the home page at http://sdass.web.auth.gr.

3. Research collaborations

On going collaboration with other senior researchers

- Prof. Vassilis Kimiskidis (Director of the Neurology Clinic A, Medical School, Aristotle University of Thessaloniki) on the analysis of EEG under transcranial magnetic stimulation (TMS).

- Prof. Cees Diks (Faculty of Economics and Management, University of Amsterdam), Prof. Catherine Kyrtsou (Department of Economics, University of Macedonia) and post-doc Angeliki Papana  (Department of Economics, University of Macedonia), collaboration on methods of Granger causality and complex networks from financial multivariate time series.

- Prof. Michael Small (Dept of Mathematics, University of Western Australia) in the investigation of complex systems from high-dimensional time series.

- Prof. Luca Faes (Department of Engineering, University of Palermo) in the analysis of signals from brain and heart.

- Senior Researcher Milan Palus (Institute of Computer Science, Academy of Sciences of the Czech Republic) in the estimation of coupling from the phases of multivariate time series.

- Assosciate Professor Alkiviadis Tsimpiris (Department of  Informatics Engineering, Technological Education Institute of Central Macedonia) in the development and application of data mining techniques for the analysis of multivariate time series.

- PostDoc Angeliki Papana, affiliated member of the research team and also at the Department of Economics, University of Macedonia: close collaboration in the analysis of financial multivariate time series.

- PostDoc Ioannis Vlachos, member of the research team: close collaboration in the analysis of biomedical multivariate time series and alos in the development of methodology for the analysis of complex systems.

On going collaboration with researchers - Postdocs

- PostDoc Ioannis Vlachos, member of the research team: close collaboration in the analysis of biomedical multivariate time series (together with Prof. Vassilis Kimiskidis), in the estimation of causality from phases of multivariate time series (together with Milan Palus, Jaroslav Hlinka), and also in the development of methodology for the analysis of complex systems.

- PostDoc Akylas Fotiadis: collaboration in the estimation of complex causality networks from multivariate time series and applications in finance (together with  Ioannis Vlachos).

- PostDoc Elsa Siggiridou: collaboration in the estimation of models and causality networks from high-dimensional discrete- and continuous-valued  time series.

4. Supervision / examination of research projects

4.1 Doctor (PhD) projects

Superviser

	Name / Surname	End	Department	Title	Committee
1	Papana, Aggeliki	24/06/2009	Dept of Mathematics, Physics and Computational Sciences, AUTh	Nonlinear statistical analysis of biological time series	2. Zioutas G, 3. Bountis A.
2	Vlachos, Ioannis	12/11/2009	Dept of Mathematics, Physics and Computational Sciences, AUTh	Oscillating characteristics of time series and linear / nonlinear models of dynamic regression with application to the epileptic seizure prediction	2. Zioutas G, 3. Moysiadis P.
3	Kouvaris, Nikos	26/05/2011	Dept of Mathematics, Physics and Computational Sciences, AUTh	Study of synchronization in discrete biological systems	2. Provata A., 3. Voyatzis G.
4	Tsimpiris, Alkiviadis	18/06/2012	Dept of Mathematics, Physics and Computational Sciences, AUTh	Data mining from timeseries databases: feature selection and classification	2. Pangalos G., 3. Mitkas P.
5	Koutlis, Christos	10/02/2017	Dept of Electrical and Computer Engineering, AUTh	Multi-variate time series analysis and Granger causality with application to neurophysiology	2. Hadjileontiadis L., 3. Delopoulos An.
6	Papapetrou, Maria	03/09/2020	Dept of Electrical and Computer Engineering, AUTh	Investigation of long range correlation in symbol sequences	2. Tsaklidis G., 3. Provata A.
7	Siggiridou, Elisavet	12/05/2021	Dept of Electrical and Computer Engineering, AUTh	Connectivity and time series networks with application on the effect of transcranial magnetic stimulation in epilepsy	2. Rekanos I, 4. Kimiskidis V.
9	Fotiadis, Akylas	31/03/2023	Dept of Electrical and Computer Engineering, AUTh	Estimation of connectivity networks of complex systems from high-dimensional time series	2. Theocharis I., 3. Delopoulos An.
8	Grigoriou, Rafaila		Dept of Electrical and Computer Engineering, AUTh	Feature extraction from multivariate time series with application in human motion	2. Symeonidis A, 3. Kollias He.
10	Angelis, George		Dept of Electrical and Computer Engineering, AUTh	Learning from multiple modalities for earth and environmental monitoring	2. Rovithakis G, 3. Delopoulos A.
11	Siachoudis, Athanasios		Dept of Electrical and Computer Engineering, AUTh	Use of Previous Communications for Randomness and Security	2. Pangalos G., 3. Chasapis G.
12	Papadopoulou Eleni		Dept of Electrical and Computer Engineering, AUTh	Short and long term prediction of multivariate time series using machine learning models	2. Petrantonakis P, 3. Mallinhw G.

Advisory Committee member

Nr	Name / Surname	End	Department	Title	Committee
1	Avramidis, Antonis	01/02/2011	Dept of Mathematics, Physics and Computational Sciences, AUTh	Robust Regression with Mathematical Programming
2	Vafiadis, Thanasis	01/03/2011	Dept of Mathematics, AUTh	Investigation of piecewise linear trends in time series
3	Charakopoulos, Avraam	17/07/2015	Dept of Civil Engineering, University of Thessaly	Analysis and Identification of Spatiotemporal Phenomena Using Advanced Methods of Time Series Analysis	1. Karakasidis Th, 2. Liakopoulos A.
4	Fragkou, Athanasios	31/01/2017	Dept of Civil Engineering, University of Thessaly	Detection and characterization of correlations of observations of dynamical systems using advanced methods of time series analysis	1. Karakasidis Th, 2. Liakopoulos A.
5	Spiroglou, Ioannis	06/11/2018	Dept of Electrical and Computer Engineering, Demokritus Uni	Generalized linear models, longitudinal data analysis and their application in biomedical problems	1. Rigas A, 2. Schinas Ch.
6	Theodosiadou, Rania	28/06/2019	Dept of Mathematics, AUTh	Stochastic hidden jump process and state space models with anequal conditions: Application to finance	1. Tsaklidis, 2. Polimenis
7	Pavlidou, Meropi	03/03/2020	Dept of Electrical and Computer Engineering, Demokritus Uni	Robust Covariance, Classification and Regression Estimation and Applications in the Field of Engineering	1. Zioutas
8	Chorozoglou, Dimitris	23/06/2020	Dept of Geology, AUTh	Contribution to the seismic hazard assessment by using multivariate seismic time series	1. Papadimitriou, 2. Tsaklidis
9	Skaperas, Sotiris	08/10/2020	Applied Informatics, PAMAK	Data analysis and prediction models for convenient resource management in 5G networks	1. Mamatas El. (ΠΑΜΑΚ), 2. Tsaklidis G.
10	Aggelou, Konstantinow	05/11/2020	Dept of Physics, AUTh	Applications of statistical physics theories on technological networks	1. Argyrakis P., 2. Polatoglou Ch.
11	Loumponias, Kostas	09/12/2020	Dept of Mathematics, AUTh	Modified Kalman filters for the estimation of hidden states with censored measurements	1. Tsaklidis G., 2. Papadopoulou A.
12	Maggira, Rania	16/06/2021	Dpet of Geology, AUTh	Stochastic modeling of seismogenesi in Greece: Applications in the estimation of seismic risk
13	Mylona, Chrysoula	30/06/2021	Dept of Electrical and Computer Engineering, Demokritus Uni	Study of the asymptotic behavior of the solutions of non-linear difference equations and systems of difference equations	1. Schinas Ch, 2. Rigas A
14	Daglis, Thodoros	01/01/2020	School of Mathematical and Physical Science, NTUA	Stochastic natural phenomena and economic actions	1. Michailidis P (ΣΕΜΦΕ)            2. Milios Ι (ΕΜΠ)
15	Lykou, Rodi	13/04/2022	Dept of Mathematics, AUTh	Filtering general hidden Markov models, improvements to Particle filter with missing data and applications	1. Τσακλίδης, 3. Καραμπετάκης
16	Kassandrou, Theodosios	31/10/2022	Dept of Mechanical Engineering, AUTh	Υπολογιστική ανάλυση, μοντελοποίηση και βελτίωση μετρήσεων ποιότητας ατμοσφαιρικού περιβάλλοντος	1. Karatzas K. 2. Mellas D.
17	Chadoulos, Christos		Dept of Electrical and Computer Engineering, AUTh	Data analysis using machine learning and deep learning techniques for the modeling and evolution of the knee osteoarthritis in patients	1. Theocharis I., 3. Symeonidis A.
18	Sioyris, George-Iasonas		Dept of Statistics & Actuarial - Financial Mathematics, Aegean University	Nonlinear analysis of stochastic and chaotic multivariate time series	1. Karagrigoriou A., 3. Kountzakis Ch.
19	Stergiou, Konstantinos			Analysis and prediction of availability / price of energy sources with advanced methods of time series analysis and machine learning	1. Karakasidis Th. 3. Sarris I.
20	Georgoulis, Filippos		Physics Dept, International Hellenic University	Μελέτη δεδομένων πραγματικών πολύπλοκων συστημάτων με μεθόδους Στατιστικής Φυσικής	1. Maragkakis M. 2. Magafas L.
21	Papaioannou, Nikos		Dept of Computer Science and Telecommunications, International Hellenic University	Information-based feature selection in machine learning and applications	1. Tsimpiris A., 2. Varsamis D.
22	Antonoglou, Alexandros		Dept of Electrical and Computer Engineering, AUTh		1. Alexiadis M., 3. Zarafonitou Χ.

Examiner Committee member

Nr	Name / Surname	End	Department	Title	Committee
1	Kosmidis, Thomas	27/06/2005	Physics Dept AUTh	Random walk applications in physical systems	1. Argyrakis P, 2 Paloura E, 3. Polatoglou Ch
2	Nikolopoulos Stavros	01/10/2006	Electrical and Computer Engineering, Metsovio	Dynamic analysis of heart function and nonlinear analysis of experimental time series of heart rate signals. Construction of a coarse-grain model of myocardium pulse propagation
3	Kalantzis, Thomas	29/06/2007	Dept of Informatics, Macedonian University	Multivariate analysis of time series
4	Carrion, Ismael Marin	01/04/2010	Department of Computer Science, the University ofCastilla-La Mancha, Spain	High Performance Computing Applied to Nonlinear Time Series Analysis
5	Vogiatzoglou, Manthos	01/05/2010	Department of Business Administration, University of Macedonia, Thessaloniki	Statistical analysis of multivariate dependence models for ?financial time series
6	Kotsialos, Efthymios	01/10/2011	Dept of Applied Informatics, University of Macedonia	Chaotic dynamic systems: contribution to the study of de-chaotization of dynamical systems and augmentation of the genaralized canonical form Lorenz	1. Satratzemi Μ, 2. Roumeliotis Μ, 3. Evagelidis G
7	Skourkeas, Anastasios	01/02/2012	Dept of Mathematics, AUTh	Development of Statistical Methods of Down-Sampling with Applications in Environmental Problems	1. Kolyva-Machaira F, 2. Machaira P, 3. Antoniou I
	Pseftogianni, Dimitra	27/06/2012	Dept of Medicine, AUTh	Statistical parameters study of EEG spectrum on patients with MCI	1. Kazis A, Anagionakis G, Mavromatis I
8	Sentas Antonis	11/09/2013	Dept of Agronomics, Fishery and Water Environment, Uni of Thessaly	Simulation Stochastic Models for the Surface Water Quality in Nestos River	1. Psilovikos A, 2. Loukas A, 3. Matsioris S
9	Klados, Manousos	19/09/2014	Dept of Medicine, AUTh	Emotional Computing and Education: Intelligent Techniques for the Detection of Emotion and Advancement of the Educational Process	1. Bamidis P, 2. Antoniou I, 3. Hadjileontiadis L
10	Gialamboukidis, Ilias	07/11/2014	Dept of Mathematics, AUTh	The Time Operator and Age of Evolutionary Processes	1. Antoniou I, 2. Moysiadis P, 3. Papadopoulou A.
11	Chatzinakos Christos	01/12/2014	Dept of Electrical and Computer Engineering, AUTh	Algorithms for the Detection of Outliers in the Robust Estimation of Covariance and Regression	1. Zioutas G, 2. Tsouros K, 3. Kortesis S
12	Liparas, Dimitris	10/06/2015	Dept of Informatics, AUTh	Statistical Classification Techniques in Multivariate Data	1. Aggelis L, 2. Vakali A, 3. Laskaris N
13	Panagakou, Evaggelia	11/07/2015	Dept of Physics, National and Kapodistrian University	Synchronization Phenomena in Grids of Coupled Oscillators	1. Diakonos F, 2. Frantzeskakis D, 3. Provata A
14	Makris, George	23/12/2015	Dept of Mathematics, AUTh	Cryptography with Chaos	Antoniou I
15	Papadaniil, Chrysa	08/07/2016	Dept of Electrical and Computer Engineering, AUTh	Three-dimensional vector field tomography: Extended theory and applications for effective determination of the brain activat0ed states in controls and patients	1. Hadjileontiadis L, 2. Sergiadis G, 3. Kompatsiaris I
16	Spiridou, Kyriaki	15/05/2017	Dept of Medicine, AUTh	Registration, analysis and processing of Cardiotocograph (CTG) using modern signal processing techniques regarding pregnancy parameters from mother and foetus	1. Maglaveras N, 2. Hadjileontiadis L, 3. Athanasiadis Ap.
17	Kouvatsou, Zoi	21/06/2017	Dept of Psychology, AUTh	Estimation of the function of the working memory in patients with multiple sclerosis using cognitive tasks and transcranial magnetic stimulation combined with electroencephalogram	1. Kosmidou Μ, 2. Kimiskidis V, 3. Kioseoglou
18	Laiou, Petroula	05/10/2017	Dept of Information and Communication Technology, University Pompeu Fabra	Data-driven analysis of interactions between pairs and ensembles of coupled dynamics	Supervisor: Ralph Andrzejak
19	Ioannidis, Evangelos	16/03/2018	Dept of Mathematics, AUTh	Modeling knowledge networks	1. Antoniou
20	Irene Malvestio	05/02/2019	Department of Information and Communication Technologies, UPF Department of Physics, University of Florence	Detection of directional interactions between neurons from spike trains	1. Ralph G. Andrzejak, 2. Roberto Livi
21	Alossaimy, Abdulrahman Nasser M.	20/03/2019	Dept of Mathematics, The University of Western Australia	Using Complex Networks to Uncover Interaction in Stock Markets	1. Michael Small
22	Serkentzis, Nikos	31/10/2019	Dept of Electrical and Computer Engineering, AUTh	Reinforcement of readiness of digital forensic investigation using cyber-knowledge	1. Pangalos G., 2. Ilioydis Ch., 3. Katos V.
23	Papapanagiotou, Vassilis	08/11/2019	Dept of Electrical and Computer Engineering, AUTh	Modeling and automatically measuring human eating behavior	1. Delopoulos An.
25	Damaskou, Efterpi	25/09/2020	Τμήμα Πολιτικών Μηχανικών, ΑΠΘ	Service quality in urban roundabouts: Investigation of the evaluation and assessment of effecting factors	1. Kehagia F., 2. Pitsiava M., 3. Iliou N.
26	Tsakiridis, Nikos	05/10/2020	Dept of Electrical and Computer Engineering, AUTh	Modeling of soil properties from hyperspectral signatures using computational intelligence techniques	1. Theocharis I., 2. Zalidis G.
27	Martínez, Cristina González	27/11/2020	Department of Information and Communications Technologies, Universitat Pompeu Fabra	Nonlinear signal analysis of micro and macro electroencephalographic recordings from epilepsy patients	President: Dimitris Kugiumtzis Secretary: Christian Rummel Member: Marc Goodfellow
28	Iakovakis, Dimitris	05/01/2021	Dept of Electrical and Computer Engineering, AUTh	Detection of psychomotor disorders from typing patterns on touchscreens using advanced machine learning techniques	1. Hatdjileontiadis L, 2. Rekanos I, 3. Delopoulos A
29	Kyritsis, Kostas	01/06/2021	Dept of Electrical and Computer Engineering, AUTh	Automatic and Objective Measurement of Eating Be-havior using Wrist Mounted Inertial Sensors	1. Delopoulos A, 2. Hatdjileontiadis L, 3. Symeonidis A
30	Floros, Dimitris	13/09/2022	Dept of Electrical and Computer Engineering, AUTh	Efficient Analysis of Local and Global Structures in Large Networks	1. Pitsianis Ν, 2. Delopoulos Α 3. Symeonidis Α
31	Tzirini, Maria	24/09/2023	Dept of Physics, AUTh	Personalizing the theraoy design in the transcranial magnetic stimulation using computational techniques	1. Samaras Th, 2. Efthymiadis Κ, 3. Kimiskidis V

4.2 Postgraduate (MSc) projects

Superviser

Nr	Name / Surname	End	Department (AUTh)	Title
1	Margia, Georgia	23/2/2009	Physics	Analysis and forecasting of time series
2	Papadopoulos, Georgios	6/7/2009	Physics	Investigation of correlation structures and Models in financial indices
3	Mountrakis, Lambros	29/10/2009	Physics	Multi-step prediction with local models of nearest neighbors in time series from nonlinear dynamical systems
4	Kiousi, Georgia	8/7/2010	Physics	Resampling in time series with long-term memory and application
5	Evaggelopoulou, Stavroula	5/7/2012	Mathematics	Granger causality test on multivariate time series with seasonality and application to the electric power market of Italy
6	Mouratidis, Konstantinos	15/11/2012	Mathematics	Granger causality in non-stationary time series and application to econometrics
7	Theodorides, Thomas	11/12/2012	Mathematics	Comparing Unweighted to Weighted Directed Networks from Time Series
8	Damos, Petros	24/12/2012	Mathematics	Pest-Insect Time series analysis and the Development of Population Causal networks
9	Papaspyropoulos, Konstantinos	31/1/2013	Mathematics	Granger causality in count time series and application to historic data of biodiversity protection
10	Hatziioannides, Georgios	31/1/2013	Mathematics	Time evolving complex networks from rolling windows on time series records
11	Koutsouri, Eleonora	1/2/2013	Mathematics	Comparison of Granger causality index and transfer entropy with application to product marker problems
12	Tsaousi, Antiopi	5/4/2013	Mathematics	Granger causality index for gappy time series and application to atmospheric pollutants
13	Laiou, Petroula	2/7/2013	Physics	Comparison of two Granger causality indices that combine mixed embedding and information measures
14	Pandria Niki	24/7/2013	Mathematics	Cross correlation of time series using Dynamic Time Warping (DTW)
15	Dimitriadis, Georgios	30/10/2013	Physics	Comparative assessment of reference systems of electroencephalographic recordings
16	Dimitriadis, Georgios	20/12/2013	Mathematics	Time series networks from detection and monitoring of topic discussions
17	Boumakis, Giannis	31/1/2014	Physics	Estimation and prediction of autoregressive models for time series with gaps
18	Tsinaslanidis, Prodromos	5/2/2014	Mathematics	Perceptually important points and dynamic time warping in time series prediction: Application to finance
19	Koutlis, Christos	11/2/2014	Mathematics	Discrimination of dynamical systems from time series characteristics
20	Horozoglou, Dimitris	9/7/2014	Mathematics	Randomization test of correlation networks from multivariate time series
21	Brikou, Eleni	21/11/2014	Mathematics	Granger causality in non-stationary time series using multivariate models VECM - application to main global financial indices
22	Milona, Chrisoula	23/12/2014	Mathematics	Τime Series Forecasting in Biosurveilllance
23	Vaggelis Kanoulas	6/7/2015	Mathematics	Estimation of the order of autoregressive models using the conditional mutual information
24	Chandakas, Vaggelis	1/2/2016	Mathematics	Granger causality estimation using the independent component analysis (ICA)
25	Lyssoudis, Christos	8/7/2016	Physics	Communities in connectivity networks from time series withh application in epileptic electroencephalograms
26	Skaperas, Sotiris	26/7/2016	Mathematics	Change point detection in multivariate time series using correlation statistics
27	Kounatidou, Thenia	14/10/2016	Mathematics	Canonical Correlation Analysis and Granger Causality – Application to Electroencephalograms
28	Vougiouka, Georgia	2/12/2016	Mathematics	Investigation of Correlation in Seismic Time Series
29	Argyris, Giorgos	20/12/2016	Mathematics	Motifs of Network Models
30	Kouroutzioudi, Despina	9/2/2017	Mathematics	Prediction with adjusted local model for time series with trend
31	Grigoriou, Rafaila	9/2/2017	Mathematics	Case study in athletics: kinematic multivariate data and time-series analysis
32	Gkogkos, Dimitris	10/7/2017	Mathematics	Graphical models in the analysis of multivariate time series
33	Gravanis, Marios	11/12/2017	Mathematics	Causality networks using information measures on non-stationary time series with application to finance
34	Fotiadis, Akylas	18/1/2018	Mathematics	Evaluation of statistical tests for the detection of clusters in high multivariate data
35	Karagiotas, Giannis	5/6/2018	Mathematics	Estimation of transfer entropy in non-stationary time series
36	Theodorides, Michael	22/6/2018	Mathematics	Correlation networks of branches of the Greek stock market
37	Katanos, Loukas	21/12/2018	Mathematics	Clustering methods in the search for communities in complex networks
38	Papadimitriou, Natalia	14/12/2018	Mathematics	Early detection of outbreaks in seasonal time series
39	Metaxopoulou, Nikoleta	28/1/2019	Mathematics	Evaluation of connectivity measures forming networks from electroencephalograms
40	Lazarou, Ioulieta	29/11/2019	Networks	Electrophysiological study of People with Cognitive Impairment related to Alzheimer’s Disease by using a High- density EGI GES 300
41	Hristopoulos, George	19/12/2019	Mathematics	Statistical significance of modularity measures on time series networks
42	Kougioumtzis, Ioannis	8/10/2020	Mathematics	Derivatives and stocks: a network approach
43	Mouza, Elina	9/10/2020	Physics	Restricted Boltzmann Machines for feature selection: A stopping criterion using Hamming Distance
44	Banava, Georgia	22/12/2020	Mathematics	Assessment and application of time varying autoregressive models
45	Papaioannou, Nikos	10/03/2021	Networks	Correction of bias in the assessment of mutual information and corresponding correlation networks from multivariate time series
46	Ioannidou, Maria	22/10/2021	Physics	Assessment of Sentinel-1’s polarimetric satellite data contribution to crop type mapping, by employing Machine Learning techniques, and implementation of a Genetic Algorithm for feature selection
47	Balkoudi, Michaela	21/12/2021	Mathematics	Testing for the bias in the estimation of business structure indices from different data sources
48	Mastorakis, Pavlos	23/12/2022	Mathematics	Granger Causality in time reversal in two and three dimensional systems
49	Gasparis, Nikos	23/12/2022	Mathematics	Comparison of synchronization methods and application to EEG data
50	Pesios, Dimitris	25/01/2023	Mathematics	Multivariate Regression Techniques for Producing Gravitational Wave Template Banks
51	Tsakalidou, Eleni	19/01/2023	Mathematics	Granger causality among economic indices od industry in Greece
52	Rogdaki Katerina	04/05/2023	Mathematics	Multivariate time series analysis and Granger causality

Advisory and examiner Committee member

Nr	Name / Surname	End	Department (AUTh)	Title
1	Vafeiadis, Athanasios	1/1/2004	Mathematics	Comparison of the performance of test for the presence of weak  trend in time series
2	Antoniadou, Sonia	1/2/2005	Forestry	Time series models for forest fires and burnt areas in Greece
3	Stefanidis, Evripides	1/1/2005	Mathematics	Test of normality in time series: investigation and evaluation of test statistics
4	Laftsidou, Maria	1/11/2005	Mathematics	Evaluation of the performance of the independent tests in time series using linear and nonlinear test statistics
5	Kakkalos, Pantelis	1/12/2006	Mathematics	Stable distributions and applications
6	Palampougiouki, Kiriaki	28/6/2007	Mathematics	Evaluation of measures of bivariate correlation and autocorrelation
7	Roditou, Kiriaki	20/12/2007	Mathematics	Investigation of the Markov chain order in symbolic time series
8	Fraggeli, Stiliani		Physics	Study of the dynamics of Van der Pol forced oscillator
9	Evaggelopoulos, Anastasios	1/12/2007	Mathematics	Study of bootstrap techniques in time series
10	Konstantinou, Konstantina	27/6/2008	Mathematics	Study and comparison of methods for the estimation of long-range correlation in time series
11	Papapetrou, Maria	12/6/2009	Mathematics	Long-range correlation in binary Markov chains and in the DNA chain
12	Theodosiou, Fedra	16/12/2010	Mathematics	Comparison of correlation coefficients in time series
13	Siggiridou, Elsa	30/5/2011	Mathematics	Investigation of the statistical significance of correlation among time series for the construction of networks
14	Stavropoulos, Athanasios	18/10/2011	Physics	Stochastic differential equations and application to dynamical systems
15	Koti, Eleftheria	5/7/2012	Mathematics	Statistical analysis of fractal point processes. Application to seismology.
16	Dosemetzis, Kirilos	28/5/2013	Geology	Metrical assortivity and gene dimorphism in the genus  Mesopithecus
17	Giannakopoulou, Elena	20/12/2013	Mathematics	Study of customer behavior with Markov decision models
18	Nikolaidou, Eleni	20/12/2013	Mathematics	Semi-Markov decision chains and processes of the health system
19	Theodosiadou Ourania	9/7/2014	Mathematics	Lévy processes in Finance: Investigation of a model with stock price jumps
20	Spyroglou, Giannis	29/9/2015	Electr.Engin Demokritus Uni	Generalized methods of regression analysis of biomedical data
21	Kolokas Nikos	5/3/2017	Mathematics	On the convergence of nonhomogeneous Markov Chains. Convergence rate and age of nonhomogeneous Markov Chains
22	Aslanoglou, Konstantinos	27/9/2017	Mathematics	Causality analysis in association networks from medical data
23	Argirou, Ourania	15/2/2018	Networks	Modeling of information diffusion in social networks. Case study in Twitter.
24	Kassandros, Theodosios	15/11/2018	Physics	Analysis and modeling of biological weather data of Thessaloniki area
25	Michali, Maria	21/12/2018	Mathematics	Ornstein-Uhlenbeck process
26	Bisbas, Giorgos	22/2/2019	DDPMS THMMY	Development and improvement of simplification methods for point clouds
27	Vretinaris, Stamatis	22/2/2019	Physics	Analysis of gravitational waves from binary neutron star mergers and machine learning applications
28	Giannakou Efi	3/10/2019	DDPMS THMMY	Photovoltaic Energy Production Forecast
29	Kolaveri, Gresilda	18/12/2019	Mathematics	Study of financial time series using hidden Markov models and neural networks
30	Koutidou, Styliani	23/12/2019	DDPMS THMMY	Digital Signature and Encryption
31	Pappa, Eleni	27/12/2019	Mathematics	Binary Kalman filter supported by a neural network
32	Doumanis, Ioannis	11/1/2020	DDPMS THMMY	Comparison of Default Mode Network and Task-Positive Network during rest and task: A Graph Theory approach
33	Amiridis, Dimitris	19/12/2020	DDPMS THMMY	Electrical Appliances Signature Detection using Machine Learning Techniques
34	Valasi, Efstratia	18/2/2020	DDPMS THMMY	The Impact of general data protection regulation on electronic transactions and online store payments: A case study and protection policy
35	Eleftheriadis, Charis	17/7/2020	DDPMS THMMY	Towards Evaluating Deep Neural Networks’ Robustness on Adversarial Examples
36	Papatheodorou, Klio	30/7/2020	Mathematics	Autoregressive and Factorial Hidden Markov models
37	Amiridou,, Demetra	21/12/2020	Mathematics	Macroscale brain network analysis in patients with Parkinson’s Disease
38	Papageorgiou, Vasilis	25/5/2021	Mathematics	Modeling of premature mortality rates from chronic diseases in Europe, investigation of correlations, clustering and Granger causality
39	Nastos, Dimitrios-Nikitas	11/7/2022	DDPMS THMMY	Design and Development of Greek Open-Domain Question Answering System
40	Macheras, Ilias	01/03/2023	Medical Informatics AUTh	Multi-parametric functional mapping of motor and language resting state networks
41	Pouliou, Areti	23/03/2023	Mathematics	Hidden Markov models with application to sleep stage classification

4.3 Graduate (integrated MSc) projects

Superviser

Nr	Name / Surname	Presentation	Dept	Title
1	Vafeidis, Pantelis	10/07/2017	Electrical & Computer Engineering	Evaluation of algorithms for correction of transcranial magnetic stimulation induced artifacts in electroencephalograms
2	Xigonakis, Giannis	28/06/2017	Electrical & Computer Engineering	Motor imagery decoding by signal analysis in source space of electroencephalograms
3	Karaiskou, Aggeliki	18/07/2018	Electrical & Computer Engineering	Quantitative evaluation of the Event Related Spectral Perturbation and application to Transcranial Magnetic Stimulation
4	Anagnostopoulou, Alexandra	01/03/2019	Electrical & Computer Engineering	Improvement and plugging in Matlab modules of algortihm for the correction of the transcranial magnetic stimulation artifact from electroencephalograms
5	Evagelidis, Apostolos	08/12/2020	Electrical & Computer Engineering	Signal decomposition to internal modes and estimation of phase synchronization of two signals
6	Michailidis, George	09/03/2021	Electrical & Computer Engineering	Optimization of condenser performance and minimization of variable cost in a unit of combined cycle natural gas
7	Tsintsaris, Dimitris	17/03/2021	Electrical & Computer Engineering	Development of modifications of the algorithm of the method Backward-in Time Selection (BTS) in problems of Granger causality
8	Tzionas, Evripidis	14/04/2021	Electrical & Computer Engineering	Reinforcement Learning in Financial Time Series
9	Chionidis, Michalis	08/07/2021	Electrical & Computer Engineering	Estimation of the Conditional Mutual Information for Continuous and Discrete Random Variables using the Nearest Neighbor algorithm in Feature Selection Tasks
10	Inglezos, Charalampos	08/07/2021	Electrical & Computer Engineering	COVID-19: Epidemiological data analysis, cases modelling and simulation for multiple countries using SIR models
11	Kaparinos, Nikos	15/11/2021	Electrical & Computer Engineering	Customer Switching Rate analysis: future prediction with regression models
12	Papas, Ioannis	09/03/2022	Electrical & Computer Engineering	Clustering of financial time series using the k-means algorithm and the DTW metric and prediction with LSTM neural networks
13	Tsichlakis, Nektarios	09/03/2022	Electrical & Computer Engineering	Evaluation of techniques of dynamic time warping
14	Sykas, George	24/03/2022	Electrical & Computer Engineering	Epileptic discharge onset detection from electroencephalograms using machine learning techniques
15	Stergiadis, Alexandros	24/03/2022	Electrical & Computer Engineering	The effect of independent component analysis on the brain connectivity analysis of EEG data
16	Georgalis, Dimitris	13/07/2022	Electrical & Computer Engineering	Discrimination of electrographic seizures terminated naturally or by stimulation using dynamic time warping
17	Fakoudis, Dimitris	04/07/2023	Electrical & Computer Engineering	Extending the optimal connectivity (causality) network from multivariate time series combining the estimation of direct and indirect causal relationships αιτιότητας
18	Sapountzis, Andreas	04/07/2023	Electrical & Computer Engineering	Cryptocurrency Portfolio Optimization Using Recurrent Proximal Policy Optimization
19	Istatiadis, Nikos	16/03/2023	Electrical & Computer Engineering	Symbolic Regression and Dimension Reduction
20	Mantsiou, Anastasia	14/11/2023	Electrical & Computer Engineering	Detection of electrographic seizure onest using wavelets
21	Papageorgiou, Thodoros	04/07/2023	Electrical & Computer Engineering	Variable Selection in Regression Problems using Conditional Mutual Information
22	Nikolis, George	29/03/2023	Electrical & Computer Engineering	Causality relationships and Prediction of Energy Demand using multivariate machine learning models
23	Stavrianidou, Evgenia	14/11/2023	Electrical & Computer Engineering	Investigation of structural changes in multilayer connectivity networks
24	Lioupis, Thodoros	14/11/2023	Electrical & Computer Engineering	Investigation of the brain – heart coupling using Granger causality methods
25	Xatzipetrou, Maria	14/11/2023	Electrical & Computer Engineering	Modifications of technique LASSO for sparse vector autoregressive models
26	Liolios, Anastasios		Electrical & Computer Engineering	Cluster-based permutation test to detect differences in event related potentials
27	Stalias, Vasilis		Electrical & Computer Engineering	Investigation of connectivity and prediction in Greek energy stock market
28	Kalimeris, Argyris		Electrical & Computer Engineering	Discrimination of healthy and epileptic patients using analysis of EEG signals after TMS with methods of effective connectivity
29	Kalla, Eleni		Electrical & Computer Engineering	Networks from correlation of state vectors on unctional magnetic resonance imaging (fMRI) data
30	Chasiotis, Thanasis		Electrical & Computer Engineering	The use of principal component analysis in the estimation of direct causality
31	Basis, Konstantinos		Electrical & Computer Engineering	Sparsity penalties in Neural Network models for the estimation of Granger causality
32	Tsakalidis, Nikos		Electrical & Computer Engineering	Prediction in a time horizon of univariate time series
33	Albanakis, Konstantinow		Electrical & Computer Engineering	Early Time series classification

Advisory and examiner Committee member

Nr	Name / Surname	Presentation	Dept	Title
1	Eleftheriou, Leonidas	08/07/2013	Electrical & Computer Engineering	Collective motion self driven particles self organized pedestrians
2	Tsirikidou, Kristallenia	01/07/2015	Electrical & Computer Engineering	Algorithm for recognizing Graphic Matroids
3	Mylonakis, Kostas	15/03/2016	Electrical & Computer Engineering	Simple kernel independent Fast Multipole Method
4	Mentekidis, Giannis	16/06/2016	Electrical & Computer Engineering	Algorithms for Approximate Nearest Neighbor Search Solutions
5	Tsiolis, Konstantinos	20/01/2017	Electrical & Computer Engineering	Composition of numerical interpolation and integration algorithms for efficient 3D medical image
6	Athanasiadis, Ieremias	21/06/2017	Electrical & Computer Engineering	Analysis of Adversarial Perturbations on the ImageNet database
7	Bisbas, Giorgos	05/07/2017	Electrical & Computer Engineering	Demand prediction using Extended Discrete Fourier Transform
8	Terzopoulos, Nikos	27/06/2018	Electrical & Computer Engineering	Implementation of the solution of the inverse problem of electroencephalogram in real time
9	Hrisanthidis, Nikos	03/09/2018	Electrical & Computer Engineering	Modeling of Double Bouquet Cells and connectivity structure generation using the BCPNN neural network learning method
10	Vagenas, Theodoros	01/10/2018	Electrical & Computer Engineering	Mean Shift with Locality Sensitive Hashing in CUDA
11	Mitalidis, Marios	18/10/2018	Electrical & Computer Engineering	Portfolio optimization using robust statistics techniques
12	Theocharidis, Theocharis	15/02/2019	Electrical & Computer Engineering	Application of speech enhancement algorithms aiming to optimal Human-Robot interaction
13	Keramaris, Konstantinos	15/02/2019	Electrical & Computer Engineering	Deep learning architectures using convolutional neural networks for soil property prediction
14	Amoiridis, Dimitrios	19/12/2019	Electrical & Computer Engineering	Electrical Appliances Signature Detection using Machine Learning Techniques
15	Antoniadis, Spyridon	01/10/2019	Electrical & Computer Engineering	Analyzing spontaneous activity and network organization in transgenic mouse hippocampal area CA1 via optical recordings
16	Antonopoulos, Dimitris	13/06/2019	Electrical & Computer Engineering	Processing Greek texts and the language model Word2vec
17	Vouzaxakis Pantazis	03/07/2019	Electrical & Computer Engineering	Accelerating t-SNE using graphics processing units
18	Dimitriadis, Aristeidis	1/4/2019	Electrical & Computer Engineering	Adapted hierarchical blocks for effective multiplication of a sparse matrix with a vector in multicore systems
19	Gartzonika, Ioanna	01/10/2019	Electrical & Computer Engineering	Detection of referable diabetic retinopathy using Deep Convolutional Networks
20	Kehris, Christodoulow	04/11/2019	Electrical & Computer Engineering	Heart rate variability estiimation from photoplethysmographic signals and acceleration from smart watch sensors
21	Samaras-Tsakiris, Konstantinos	24/06/2019	Electrical & Computer Engineering	High-level implementation of Hierarchical Temporal Memory algorithms in Julia
22	Korres, Nikos	13/06/2019	Electrical & Computer Engineering	Solving sparse linear systems with Gaussian belief propagation
23	Zigouras, Dimitris	13/06/2019	Electrical & Computer Engineering	Solving sparse linear systems with Gaussian belief propagation
24	Georgiadis, Theofilos	07/10/2022	Electrical & Computer Engineering	Library and Code Recommendation System for the Reuse of Software Parts
25	Giannopoulos Nikolaos	17/07/2020	Electrical & Computer Engineering	Development of a real-time personalized banner recommendation system for online e-shops based on machine learning techniques
26	Xefteris Vasilios-Rafail	10/04/2020	Electrical & Computer Engineering	The role of computerised physical training in Parkinson’s disease: a study of through multichannel electroencephalographic measurements and effective functional brain connectivity
27	Kokolakis Konstantinos	07/10/2020	Electrical & Computer Engineering	Land cover classification of multispectral remote sensing temporal image sequences using Convolutional Neural Networks
28	Kostis Ioannis-Aris	29/10/2020	Electrical & Computer Engineering	Speech Separation using Deep Learning Techniques
29	Lombzoit Michael	28/09/2020	Electrical & Computer Engineering	Music Source Separation using Deep Learning
30	Antonogloy Alejandros	24/03/2021	Electrical & Computer Engineering	Crime scene investigation and analysis using Machine Learning algorithms
31	Vasiliou Lazaros	22/02/2021	Electrical & Computer Engineering	Modelling in-meal eating behaviour from video recordings in real-life conditions using deep neural networks
32	Daskalakis Dimitris	22/02/2021	Electrical & Computer Engineering	Electroencephalogram sonification as a diagnostic representation using Bump Modeling
33	Gavaletakis Marios	22/02/2021	Electrical & Computer Engineering	Transportation mode recognition from IMU and GPS data captured by smartphones or smartwatches
34	Kagiafas Nikos	14/04/2021	Electrical & Computer Engineering	Applying Data Mining Techniques on Software Repositories to Extract Design and Evolution Patterns
35	Manoulias Themistoklis	20/01/2021	Electrical & Computer Engineering	Manifold-based atlas selection for knee MRI image segmentation
36	Rokopaneas Andreas	05/01/2021	Electrical & Computer Engineering	A Multiview Semi-Supervised Model for Medical Image Segmentation
37	Zikopis Vaggelis	02/04/2021	Electrical & Computer Engineering	Bug Fix Time Classification on Open Source Repositories
38	Kalantzis Giorgos	21/03/2022	Electrical & Computer Engineering	Source code remodularization based on component dependency graphs
39	Karatzas Michael	21/03/2022	Electrical & Computer Engineering	Applying Data Mining Techniques to Extract Fix Patterns for Static Analysis Violations
40	Kessopoulos Ioannis	05/12/2022	Electrical & Computer Engineering	Graph Signal Processing in Big Graphs
41	Kavelidis Frantzis Dimitris	05/12/2022	Electrical & Computer Engineering	Cognitive decline detection using speech features: A machine learning approach
42	Michalenas Manolis	16/11/2022	Electrical & Computer Engineering	Efficient probability distribution fitting in High Energy Physics: ptimizing CERN’s RooFit toolkit for modern computer hardware
43	Pavlidis Michael Iason	08/06/2022	Electrical & Computer Engineering	GPU implementation of the block Lanczos method for the computation of the largest eigenvalues and eigenvectors of large sparse matrices
44	Saoulidis Nikos	11/07/2022	Electrical & Computer Engineering	Automated Task Assignment using Topic Modelling Techniques on Project Management Data
45	Koutroubis Giorgos	14/06/2023	Electrical & Computer Engineering	Associative Index Selection in Classification into Random Graph Models
46	Marantidis Kyriakos	13/11/2023	Electrical & Computer Engineering	Neural networks for facial emotion recognition from images
47	Prokou Katerina	13/11/2023	Electrical & Computer Engineering	Development of NLP model in Julia based on GREEK-BERT to identify sensitive information in legal court rulings of the Supreme Court
48	Tatli Dimitra	14/11/2023	Electrical & Computer Engineering	Detection of prediabetes using wearables

Last updated 18/12/2023.