Athanasios (Thanasis) Fevgas

Athanasios Fevgas is laboratory teaching staff in Electrical & Computer Engineering Department of the University of Thessaly since 2020. He has served as systems administrator on the same Department from 2002 to 2020.

He recieved a PhD from the Department of Electrical & Computer Engineering, University of Thessaly, Greece. He holds a degree in Information Engineering from Technological Educational Institute of Thessaloniki (Greece) and a MS Diploma from University of Thessaly (Greece). He is IEEE and Computer Society member.

He has participated in several research projects funded by the EU and the Greek state. His research interests include algorithms and data structures for non-volatile memories, data indexing, machine learning and out-of-core direct solvers for sparse matrices.

Resume

Education

  • University of Thessaly

    2019

    PhD

    Subject: Data Structuring Techniques for Non-Volatile Memories

    Supervisor: Prof. Panagiotis Bozanis

  • University of Thessaly

    2008

    MSc in Computer Science

    Thesis: Design and development of a platform for e-textile applications. Special case: smart clothes for fall detection

    Supervisor: Prof. Spyridon Lalis

  • TEI of Thessaloniki

    2000

    BS in Information Technology Engineering

    Thesis: Computerization of Diploma Thesis life cycle in Information Technology Departmen

    Supervisor: Prof. Dimitrios Dervos

Experience

  • University of Thessaly

    Sept 2020 - now

    Laboratory Teaching Staff

    Data Structures and Algorithms (postgrad course)
    Web Development (postgrad course)
    Digital Design - lab sessions (undergrad course)
    Numerical Analysis - lab sessions (undergrad course)
  • University of Thessaly

    Sept 2002 - 2020

    Technical Laboratory Staff

    Systems administrator at ECE Department of University of Thessaly

  • Ministry of Education

    Oct 2001 - Jun 2002

    Instructor

    Almiros High School, Volos

  • Greek Army

    Jun 2000 - Jul 2001

    Social Service

    Social Service in Greek Army

  • TEI of Thessaloniki

    Oct 1998 - Jun 1999

    Database Administrator

    IBM DB2 Administrator

Personal Information

  • Birth date: Aug 13, 1976

    Birth place: Volos, Greece

    Marital status: Married, one child

Research Interests

  • My research are interests include but not limited to databases, data storage & indexing, flash memories, sensor networks, information systems for cultural heritage.

Honors and Awards

  • National Scholarships Foundation (IKY)
    Outstanding Student (1997)

  • ECE Dept, University of Thessaly
    Teaching assistantship as MSc student (2007)

  • Centre for Research and Technology - Thessaly (CERETETH)
    Research assistantship funded by iMuse project (2009 - 2011)

Publications

Conferences
L. Akritidis, M. Alamaniotis, A. Fevgas and P. Bozanis, "A Scalable Short-Text Clustering Algorithm Using Apache Spark", In 2021 IEEE 33nd International Conference on Tools with Artificial Intelligence (ICTAI2021).
L. Akritidis, M. Alamaniotis, A. Fevgas, and P. Bozanis. "Confronting Sparseness and High Dimensionality in Short Text Clustering via Feature Vector Projections." In 2020 IEEE 32nd International Conference on Tools with Artificial Intelligence (ICTAI), pp. 813-820. IEEE, 2020.
L. Akritidis, A. Fevgas, P. Bozanis, "An Iterative Distance-Based Model for Unsupervised Weighted Rank Aggregation", In Proccedings of the 2019 IEEE/WIC/ACM International Conference on Web Intelligence (WI), 2019.
A. Fevgas, and P. Bozanis, “A Spatial Index for Hybrid Storage”. In Proc. of the 23rd International Database Engineering & Applications Symposium (IDEAS 2019), Athens, Greece, 2019.
A. Fevgas, L. Akritidis, M. Alamaniotis, P. Tsompanopoulou, and P. Bozanis, “A Study of R-Tree Performance in Hybrid Flash/3DXPoint Storage”, 10th Int. Conf. on Information, Intelligence, Systems and Applications (IISA2019), Rion-Patra, Greece, July 15-17, 2019.
L. Akritidis, A. Fevgas, M. Alamaniotis, and P. Bozanis, “A Self-Pruning Classification Model for News”, 10th Int. Conf. on Information, Intelligence, Systems and Applications (IISA2019), Rion-Patra, Greece, July 15-17, 2019.
M. Bhagat, M. Alamaniotis, A. Fevgas, “Extreme Interval Electricity Price Forecasting of Wholesale Markets Integrating ELM and Fuzzy Inference”, 10th Int. Conf. on Information, Intelligence, Systems and Applications (IISA2019), Rion-Patra, Greece, July 15-17, 2019.
L. Akritidis, A. Fevgas, P. Tsompanopoulou, P. Bozanis, “Investigating the Efficiency of Machine Learning Algorithms on MapReduce Clusters with SSDs”, 2018 IEEE 30th International Conference on Tools with Artificial Intelligence (ICTAI) (pp. 1018-1025), IEEE.
L. Akritidis, A. Fevgas, P. Bozanis. "Effective Products Categorization with Importance Scores and Morphological Analysis of the Titles." 2018 IEEE 30th International Conference on Tools with Artificial Intelligence (ICTAI). IEEE, 2018.
G. Roumelis, M. Vassilakopoulos, A Corral, A. Fevgas, Y. Manolopoulos, “Spatial Batch-Queries Processing Using xBR+-trees in Solid-State Drives”, MEDI 2018. Lecture Notes in Computer Science, vol 11163. Springer, Cham
L. Akritidis, Leonidas, P. Bozanis, A. Fevgas. "Supervised Papers Classification on Large-Scale High-Dimensional Data with Apache Spark." 2018 IEEE 4th Intl Conf on Big Data Intelligence and Computing (DataCom). IEEE, 2018.
Belligianni, F., Alamaniotis, M., Fevgas, A., Tsompanopoulou, Bozanis, P., & Tsoukalas, L.H., "An Internet of Things Architecture for Preserving Privacy of Energy Consumption," 10th Mediterranean Conference on Power Generation, Transmission, Distribution and Energy Conversion (Med Power 2016), Belgrade, Serbia, November 6-9, 2016.
M. Alamaniotis, L. H. Tsoukalas, A. Fevgas, P. Tsompanopoulou, P. Bozanis, "Multiobjective Unfolding of Shared Power Consumption Pattern using Genetic Algorithm for Estimating Individual Usage in Smart Cities", 27th International Conference on Tools with Artificial Intelligence, Vietri Sul Mare, Italy, Nov. 2015
A. Fevgas, and P. Bozanis, "Grid-File: Towards to a Flash Efficient Multi-dimensional Index." In Database and Expert Systems Applications (DEXA '15), pp. 285-294. Springer International Publishing, 2015, Sept 01-04, Valencia Spain. (pdf)
A. Fevgas, K. Daloukas, P. Tsompanopoulou, & P. Bozanis, "Efficient Solution of Large Sparse Linear Systems in Modern Hardware", IISA 2015, 6th International Conference on Information, Intelligence, systems and Applications: Jul 06-08 2015, Corfu, Greece.
Athanasios Fevgas, Panagiota Tsompanopoulou, Panayiotis Bozanis, "Exploring the Performance of Out-of-Core Linear Algebra Algorithms in Flash based Storage", 6th International Conference on Numerical Analysis (NumAn 2014), 02-05 Sep 2014, Chania, Crete, Greece. (pdf)
A. Fevgas, N. Fraggogiannis, P. Tsompanopoulou and P. Bozanis "The iMuse Virtual Museum: towards a cultural education platform", IISA 2014, 07-09 Jul 2014, Chania, Crete, Greece. (pdf)
A. Fevgas, P. Tsompanopoulou, and P. Bozanis, "iMuse Mobile Tour: A Personalized Multimedia Museum Guide Opens to Groups", 16th IEEE Symposium on Computers and Communications (ISCC), pp 971-975, June 28 - July 1, 2011, Corfu, Greece. (pdf)
C. Ilioudis, A. Fevgas, K. Theodorou, K. Malizos, Z. Daliana, "An innovative e-health network for collaboration on emergency cases" Information Technology and Applications in Biomedicine (ITAB), 2010 10th IEEE International Conference on, pp.1-4., Nov 2010, Corfu, Greece. (pdf)
Athanasios Fevgas, Panagiota Tsompanopoulou, Apostolos Tsiovoulos, Giorgos Drasidis, Panayiotis Bozanis, "Utilizing UHF RFIDs to Enhance Museum Visiting Experience", 14th Panhellenic Conference on Informatics (PCI), pp 16-20, Sep 2010, Tripoli, Greece. (pdf)
S. Bibi, P. Tsompanopoulou, A. Fevgas, N. Fraggogiannis, A. Martini, A.Zaharis, P. Bozanis, "A platform for delivering multimedia presentations on cultural heritage", 14th Panhellenic Conference on Informatics (PCI), pp 175-179, Sep 2010, Tripoli, Greece. (pdf)
A. Fevgas, P. Tsompanopoulou and S. Lalis, "Rapid Prototype Development for Studying Human Activity", in Proc IFMBE, XII MEDICON, May 2010, Chalkidiki, Greece, Springer Berlin Heidelberg, Vol. 29, pp 643-646. (pdf)

Journal
A. Fevgas, L. Akritidis, M. Alamaniotis, P. Tsompanopoulou and P. Bozanis, “HyR-tree: a spatial index for hybrid flash/3D XPoint storage”, Neural Computing & Applications, Springer, pp. 1-13, 2021.
L. Akritidis, A. Fevgas, P. Tsompanopoulou, and P. Bozanis. "Evaluating the Effects of Modern Storage Devices on the Efficiency of Parallel Machine Learning Algorithms." International Journal on Artificial Intelligence Tools 29, no. 03n04: 2060008, 2020.
A. Fevgas, L. Akritidis, P. Bozanis, P., and Y. Manolopoulos, “Indexing in Flash Storage Devices: A Survey on Challenges, Current Approaches, and Future Trends”, VLDB Journal, 2020.
G. Roumelis, P. Velentzas, M. Vassilakopoulos, A Corral, A. Fevgas, Y. Manolopoulos, "Parallel Processing of Spatial Batch-Queries using xBR+-trees in Solid-State Drives", Cluster Computing, 2020.
A. Fevgas, P. Bozanis, “LB-Grid: An SSD Efficient Grid File. Data & Knowledge Engineering”, vol. 121, pp. 18-41, 2019.
G. Roumelis, A. Fevgas, M. Vassilakopoulos, A. Corral, P. Bozanis, and Y. Manolopoulos “Bulk-loading and Bulk-Insertion Algorithms for xBR+-trees in Solid State Drives”, Computing Journal, Springer, pp. 1-25, 2019.
L. Akritidis, A. Fevgas, P. Bozanis, C. Makris “A Self-Verifying Clustering Approach to Unsupervised Matching of Product Titles”, Artificial Intelligence Review, 2019.
A. Fevgas, K. Daloukas, P. Tsompanopoulou, and P. Bozanis, "A Study of Sparse Matrix Methods on New Hardware: Advances and Challenges", International Journal of Monitoring and Surveillance Technologies Research (IJMSTR), IGI GLOBAL, 3(3), pp.1-19, 2015. (pdf)
G. Georgakilas, I. S. Vlachos, K. Zagganas, K., Vergoulis, T., Paraskevopoulou, M.D., Kanellos, I., Tsanakas, P., Dellis, D., Fevgas, A., Dalamagas, T. and Hatzigeorgiou, A.G., 2015. DIANA-miRGen v3. 0: accurate characterization of microRNA promoters and their regulators. Nucleic acids research, p.gkv1254. (pdf)
I. S. Vlachos, M. D. Paraskevopoulou, D. Karagkouni, G. Georgakilas, T. Vergoulis, I. Kanellos, I. L. Anastasopoulos, S. Maniou, K. Karathanou, D. Kalfakakou, A. Fevgas, T. Dalamagas, A. G. Hatzigeorgiou 2015. DIANA-TarBase v7. 0: indexing more than half a million experimentally supported miRNA: mRNA interactions. Nucleic acids research, 43(D1), pp.D153-D159. (pdf)

Research Projects

BIGOPTIBASE

Base Station Energy Optimization with Big Data Analytics.

Project participants:
University of Thessaly
National Technical University of Athens
EDIL HELLAS SA
Scientific Coordinator: I. Konstantinou
Univ. of Thesally Scientific Team Responsible: G. Stamoulis
Time: 2019-

MATENVMED

Advanced mathematical methods and software platform for solving multiphysics, multidomain problems on modern computer architectures: applications to environmental engineering and medical problems.

Project participants:
University of Thessaly
Technical University of Crete
University of Patras
Scientific Coordinator: I. Saridakis
Univ. of Thesally Scientific Team Responsible: E. Houstis
Funding:Ministry of Education THALES Programme
Time: 2012-2015

NanoTrim

Continuous Transistor Sizing Toolset for nanoscale IC optimization

Project participants:
University of Thessaly
Aristotles University of Thessaloniki
IETETH - CERTH
HELIC S.A.
Scientific Coordinator: G. Stamoulis
Funding: Ministry of Education COOPERATION Programme
Time: 2012-2015

iMuse a virtual Museum over a sensors' web

iMuse project exploited the recent advances in web and RFIDs to create a new model of a virtual museum. Three new services were developed for museum visitors.The project is deployed at Archeological Museum of Volos, Greece.

Project participants:
Centre for Research and Technology - Thessaly (CERETETH)
Aristotle University of Thessaloniki(AUTH)
Archaeological Museum of Volos
Scientific Coordinator: P. Bozanis
Scientific Team Responsibles: P. Bozanis, G. Stamoulis, P. Tsompanopoulou and A. Vakali (AUTH)
Funding: EEA - Grants and Greek State (7/2009-4/2011)
Time: 2009-2011
web: http://imuse.cereteth.gr
facebook: http://www.facebook.com/TheIMuseProject

Extremity Care

Main objective of the project was the development of a telemedical system for better support and faster management of amputation cases in the extremities,in patients who can possibly be transferred to the University Hospital of Larissa.

Project participants:
Biomedical Research and Technology Institute - Centre for Research and Technology - Thessaly (CERETETH)
Scientific Coordinator: Z. Daliana
Funding: Region of Thessaly - Framework "POLITEIA"
Time: 2009

ThessalyTex - Design and architecture of an e-textile platform

A platform for rapid prototyping of e-textile applications, that monitor human activities, was introduced. The platform comprises a toolbox named MoDA for studying human motion data and a hardware infrastructure for building e-textiles.

Project participants: Centre for Research and Technology - Thessaly (CERETETH)
Scientific Coordinator: E. Houstis, S. Lalis
Funding:Regional Innovation Pole of Thessaly (RIP-Thessaly)
Time: 2007-2008

Talks

Conferences
VLDB 2020, Online Conference: Aug 31 -Sep 4 , “Indexing in Flash Storage Devices: A Survey on Challenges, Current Approaches, and Future Trends”. Invited short video presentation.
IISA 2019, 10th Int. Conf. on Information, Intelligence, Systems and Applications: July 15-17, Rion-Patra, Greece, “A Study of R-Tree Performance in Hybrid Flash/3DXPoint Storage”.
IISA 2019, 10th Int. Conf. on Information, Intelligence, Systems and Applications: July 15-17, Rion-Patra, Greece, “A Self-Pruning Classification Model for News”.
IISA 2019, 10th Int. Conf. on Information, Intelligence, Systems and Applications: July 15-17, Rion-Patra, Greece, “Extreme Interval Electricity Price Forecasting of Wholesale Markets Integrating ELM and Fuzzy Inference”.
IDEAS 2019, 23rd International Database Engineering & Applications Symposium : Jun 10-12, Athens, Greece, “A Spatial Index for Hybrid Storage".
ICTAI 2018, 30th International Conference on Tools with Artificial Intelligence : Nov 5-7 Volos, Greece, “Investigating the Efficiency of Machine Learning Algorithms on MapReduce Clusters with SSDs”.
DataCom 2018, 4th IEEE International Conference on Big Data Intelligence and Computing : Aug. 13-15, 2018, "Supervised Papers Classification on Large-Scale High-Dimensional Data with Apache Spark".
MedPower 2016, 10th Mediterranean Conference on Power Generation, Transmission, Distribution and Energy Conversion : Nov 06-09 2016, Belgrade, Serbia. "An Internet of Things Architecture for Preserving Privacy of Energy Consumption".
DEXA 2015, 26th International Conference on Database and Expert Systems Applications : Sept 01-04 2015, Valencia, Spain. "Grid-File: Towards to a Flash Efficient Multi-dimensional Index".
IISA 2015, 6th International Conference on Information, Intelligence, systems and Applications: Jul 06-08 2015, Corfu, Greece. "Efficient Solution of Large Sparse Linear Systems in Modern Hardware".
NumAn 2014, 6th International Conference on Numerical Analysis: 02-05 Sep 2014, Chania, Crete, Greece. "Exploring the Performance of Out-of-Core Linear Algebra Algorithms in Flash based Storage".
IISA 2014, 5th International Conference on Information, Intelligence, systems and Applications: Jul 07-09 2014, Chania, Crete, Greece. "The iMuse Virtual Museum: towards a cultural education platform".
ISCC 2011, 16th IEEE Symposium on Computers and Communications: June 28 - July 1, 2011, Corfu, Greece. "iMuse Mobile Tour: A Personalized Multimedia Museum Guide Opens to Groups".
PCI 2010, 14th Pan-Hellenic Conference in Informatics: Tripoli, Greece, Sept 10-12, 2010. "Utilizing UHF RFIDs to Enhance Museum Visiting Experience".
MEDICON 2010, 12th Mediterranean Conference on Medical and Biological Engineering and Computing: Porto Carras, Chalkidiki, Greece, May 27-30, 2010. "Rapid Prototype Development for Studying Human Activity".

Workshops
Opening iMuSe: A Virtual Museum over a Sensors' Web: Athanasakio Museum, Volos, Greece, April 15, 2011. "iMuse Mobile Tour: a mobile multimedia guide".

Seminars
Post graduate studies - Electrical & Computer Eng. Dept, University of Thessaly : Volos, Greece, Oct 20, 2014. "Algorithms and Data Structures for non-volatile memories".

Contact

Get in Touch

37 Glavani, Volos, 38221, Greece
+30 24210 74965
fevgas@e-ce.uth.gr
https://faculty.e-ce.uth.gr/fevgas/

Get Social