Thodoris Garefalakis

Thodoris Garefalakis is a Civil – Transportation Engineer and Research Associate at the Department of Transportation Planning and Engineering at the School of Civil Engineering of the National Technical University of Athens (NTUA). Since 2022, he holds a Civil Engineering Diploma from NTUA majoring in Transportation Engineering.

Specialisation areas

Traffic Engineering
Road Safety
Driver Behavior
Crash Analysis
Statistical Analysis and Modeling
Machine Learning and Data Science

Education

Diploma of Civil Engineering, 2016-2022, Option of Transportation Engineer at the School of Civil Engineering of the National Technical University of Athens.

Publications

At the present time (September 2024), five (5) scientific papers have been published in scientific journals with peer review and six (6) scientific papers have been published in scientific conference proceedings with peer review.

Publications in scientific journals with peer review

pj5. Kamvoussioras H., Garefalakis T., Michelaraki E., Katrakazas C., Yannis G., “Detection of dangerous driving behaviour with wide-scale data from smart systems and machine learning techniques”, Advances in Transportation Studies, LXIV- November 2024, pp.121-142.
pj4: Kostopoulos A., Garefalakis T., Michelaraki E., Katrakazas C., Yannis G., “Modeling and Sustainability Implications of Harsh Driving Events: A Predictive Machine Learning Approach”, Sustainability 2024, 16(14), 6151, July 2024.
pj3. Roussou S., Garefalakis T., Michelaraki E., Brijs T., Yannis G., “Machine learning insights on driving behaviour dynamics among Germany, Belgium and UK drivers”, Sustainability 2023, 23(24), 9663, January 2024.
pj2. Roussou S., Garefalakis T., Michelaraki E., Katrakazas C., Adnan M., Khattak W., Brijs T., Yannis G., “Examination of the Effect of Task Complexity and Coping Capacity on Driving Risk: A Cross-Country and Transportation Mode Comparative Study”, Sensors 2023, 23(24), 9663, December 2023.
pj1. Garefalakis T., Katrakazas C., Yannis G., “Data-driven estimation of a driving safety tolerance zone using imbalanced machine learning”, Sensors 2022, 22(14), 5309, July 2022.

Publications in scientific conference proceedings (full papers with review)

pc7. Michelaraki E., Garefalakis T., Yannis G. “Quantifying the impact of driver, vehicle and environment on crash risk using big data”. Proceedings of the IRF World Congress 2024, 15-18 October 2024, Istanbul, Turkey. (Accepted)
pc6. Garefalakis T., Roussou S., Michelaraki E., Katrakazas C., Brijs T., Yannis G. “Predicting risky driving behavior with classification algorithms: Results from a large-scale field-trial and simulator experiment”. Proceedings of the 10th Transport Research Arena (TRA), 15-18 April 2024, Dublin, Ireland.
pc5. Michelaraki E., Garefalakis T., Roussou S., Afghari A.P., Papazikou E., Talbot R., Al Haddad C., Alam M. R., Adnan M., Khattak W., Antoniou C., Papadimitriou E., Brijs T., Yannis G. “Investigating the effect of driver-vehicle-environment interaction with risk through naturalistic driving data”. Proceedings of the 10th Transport Research Arena (TRA), 15-18 April 2024, Dublin, Ireland.
pc4. Michelaraki E., Roussou S., Garefalakis T., Katrakazas C., Adnan M., Khattak W., Brijs T., Yannis G. “Identifying the impact of task complexity and coping capacity on driving risk – Comparison among different countries and transport modes”. Proceedings of the 103rd Transportation Research Board (TRB) Annual Meeting, 7-11 January 2024, Washington, DC.
pc3. Roussou S., Garefalakis T., Michelaraki E., Katrakazas C., Haddad C. A., Alam M. R., Antoniou C., Brijs T., Yannis G. “Identification of safe driving behavior using an ensemble of machine learning algorithms and data from the i-DREAMS experiment”. Proceedings of the 11^th International Congress on Transportation Research, 20-22 September 2023, Heraklion, Greece.
pc2. Michelaraki E., Garefalakis T., Roussou S., Katrakazas C., Afghari A. P., Papazikou E., Talbot R., Haddad C. A., Alam M. R., Adnan M., Khattak W., Papadimitriou E., Antoniou C., Brijs T., Yannis G. “Modelling the inter-relationship among task complexity, coping capacity and crash risk”. Proceedings of the 11^th International Congress on Transportation Research, 20-22 September 2023, Heraklion, Greece.
pc1. Michelaraki E., Garefalakis T., Roussou S., Katrakazas C., Haddad C. A., Alam M. R., Antoniou C., Brijs T., Yannis G. “How do task complexity and coping capacity influence risk? Findings from a novel naturalistic driving experiment in Greece”. Proceedings of the 11^th International Congress on Transportation Research, 20-22 September 2023, Heraklion, Greece.

Presentations in scientific conferences and seminars

At the present time (September 2024), eight (8) presentations have been made in scientific conferences and seminars.

cp8. Garefalakis T., Michelaraki E., Roussou S., Katrakazas C., Brijs T., Yannis G. “Predicting risky driving behavior with classification algorithms: Results from a large-scale field-trial and simulator experiment”. Proceedings of the 10th Transport Research Arena (TRA), 15-18 April 2024, Dublin, Ireland.
cp7. Michelaraki E., Garefalakis T., Roussou S., Afghari A.P., Papazikou E., Talbot R., Al Haddad C., Alam M. R., Adnan M., Khattak W., Antoniou C., Papadimitriou E., Brijs T., Yannis G. “Investigating the effect of driver-vehicle-environment interaction with risk through naturalistic driving data”. Proceedings of the 10th Transport Research Arena (TRA), 15-18 April 2024, Dublin, Ireland.
cp6. Michelaraki E., Roussou S., Garefalakis T., Katrakazas C., Adnan M., Khattak W., Brijs T., Yannis G. “Identifying the impact of task complexity and coping capacity on driving risk – Comparison among different countries and transport modes”. at the 103rd Transportation Research Board (TRB) Annual Meeting, (Washington, D.C., 7-11 January 2024).
cp5. Roussou S., Garefalakis T., Michelaraki E., Katrakazas C., Haddad C. A., Alam M. R., Antoniou C., Brijs T., Yannis G. “Identification of safe driving behavior using an ensemble of machine learning algorithms and data from the i-DREAMS experiment”, at the 10th International Congress on Transportation Research (Heraklion, Greece, 20-23 September 2023).
cp4. Michelaraki E., Garefalakis T., Roussou S., Katrakazas C., Afghari A. P., Papazikou E., Talbot R., Haddad C. A., Alam M. R., Adnan M., Khattak W., Papadimitriou E., Antoniou C., Brijs T., Yannis G. “Modelling the inter-relationship among task complexity, coping capacity and crash risk”, at the 10th International Congress on Transportation Research (Heraklion, Greece, 20-23 September 2023).
cp3. Garefalakis T., Michelaraki E., Roussou S., Katrakazas C., Haddad C. A., Alam M. R., Antoniou C., Brijs T., Yannis G. “How do task complexity and coping capacity influence risk? Findings from a novel naturalistic driving experiment in Greece”, at the 10th International Congress on Transportation Research (Heraklion, Greece, 20-23 September 2023).
cp2. Garefalakis T., Ziakopoulos A., Oikonomou M., Roussou S., Yannis G. “PHOBE: Predictive Approaches for Safer Urban Environments”, at the Innovation in Road Safety Research Workshop, organized by NTUA within the framework of the Seventh UN Global Road Safety Week (Athens, Greece, 19 May 2023).
cp1. Katrakazas C., Michelaraki E., Garefalakis T., Adnan M., Yannis G. “Driver-vehicle-environment interactions and the safety tolerance zone – i-Dreams”, at the Telematics and Improvement of Driver Behavior Workshop organised by NTUA (Athens, Greece, 22 February 2022).

Research projects

r4. “PHOEBE – Predictive Approaches For Safer Urban Environments” of the Horizon Europe framework programme on transport research of the European Commission (2022-ongoing)
r3. “SHOW – SHared automation Operating models for Worldwide adoption” of the Horizon 2020 framework programme on transport research of the European Commission (2020-ongoing).
r2. “ERSOnext: Support to the European Road Safety Observatory” for the Directorate General for Transport and Mobility of the European Commission (2023-ongoing).
r1. “i-Dreams: Safety Tolerance zone calculation and interventions for diver – vehicle – environment interactions under challenging conditions” of the Horizon 2020 framework programme on transport research of the European Commission (2019-2023).

Awards

sa1. 2023 NTUA Thomaideio Award for the paper “Data-driven estimation of a driving safety tolerance zone using imbalanced machine learning”, published in 2022 in the “Sensors”.

Thesis

Garefalakis T., “Identification of driver’s risky behavior level and duration with machine learning techniques”, Diploma Thesis, Department of Transportation Planning and Engineering, NTUA, School of Civil Engineering, March 2022.

Professional Experience

09/2022 – 06/2023: Military Service – Directorate for the Armed Forces Real Estate Development (Hellenic Ministry of National Defence). Engineering Activities: Performed comprehensive investment analyses for strategic property development; Conducted 3D laser scanning and building surveys for accurate architectural renderings; Created detailed blueprints, 2D and 3D plans for various properties.

Computer Skills and Software Knowledge