Elias Zois

 zois

   Office: A001, Building A, Ancient Olive Grove Campus Office

   Phone: +30 210 538-1559

   Lab: ZB203, ZB204. ZB211, Building Z, Αncient Οlive-grove Campus

   e-mail: This email address is being protected from spambots. You need JavaScript enabled to view it.

   Webpage: https://users.uniwa.gr/ezois https://telsip.uniwa.gr/

   Office hours with Students: Monday (14.00-15.00) and Wednesday (14.00-15.00) or upon           request

 

Discipline (Gov. Bulletin: 553/10.10.2022 vol. C): DIGITAL IMAGE AND BIOMETRIC AUTHENTICATION


Studies

2000: Ph. D. Thesis Title: "Image processing method and feature extraction for writer verification" University of Patras

1996: Master M. Sc, in Electronics Engineering, University of Patras, Greece.

1994: B. Sc. in Physics, University of Patras, Greece.


Research Interests

Digital signal processing, Digital image processing, computer vision, pattern recognition with emphasis to handwriting biometry.


Undergraduate courses

Signals and Systems.

Digital signal processing.

Digital image processing and Pattern Recognition

Computational intelligence,


Postgraduate courses

Image and Video Processing

Computational intelligence and deep learning


Selected publications

1. E. N. Zois, D. Tsourounis, I. Theodorakopoulos, A. Kesidis and G. Economou, - 'A comprehensive study of sparse representation techniques for offline signature verification' - , IEEE transactions on Biometrics, Behavior, and Identity Science (IEEE T-BIOM), Vol. 1:(1), pp.68 - 81, doi: 10.1109/TBIOM.2019.2897802, 2019.

2. M. Papadimitrakis, N. Giamarelos, M. Stogiannos, E. N. Zois, N.A-I Livanos and A. Alexandridis, - 'Metaheuristic search in smart grid: A review with emphasis on planning, scheduling and power flow optimization applications' -, Volume 145, 111072, doi: 10.1016/j.rser.2021.1110722021.

3. N. Giamarelos, E. N. Zois, M. Papadimitrakis, M. Stogiannos, N.A-I Livanos and A. Alexandridis, - 'Short-Term Electric Load Forecasting with Sparse Coding Methods' -, IEEE Access, doi: 10.1109/ACCESS.2021.3098121, 2021.

4. D. Tsourounis, I. Theodorakopoulos, E. N. Zois and G. Economou,- From Text to Signatures: 'Knowledge Transfer for Efficient Deep Feature Learning in Offline Signature Verification' -, Expert Systems with Applications, (ESWA), doi:10.1016/j.eswa.2021.116136, Mar 2022

5. E. N. Zois, S. Said, D. Tsourounis and A. Alexandridis, - 'Subscripto multiplex: a Riemannian symmetric positive definite strategy for offline signature verification' -, Pattern Recognition Letters 167 pp. 67–74, doi: 10.1016/j.patrec.2023.02.002, 2023

6. N.-A. I. Livanos, S. Hammal, N. Giamarelos, V. Alifragkis, C. S. Psomopoulos and E. N. Zois, - 'OpenEdgePMU: An Open PMU Architecture with Edge Processing for Future Resilient Smart Grids' -, Energies 16, no. 6: 2756. doi: 10.3390/en16062756, 2023

7. N. Giamarelos, M. Papadimitrakis, M. Stogiannos, E. N. Zois, N.-A. I. Livanos and Alex Alexandridis - 'A Machine Learning Model Ensemble for Mixed Power Load Forecasting across Multiple Time Horizons' -, Sensors 23, no. 12, 5436, doi: 10.3390/s23125436, 2023

8. E. N. Zois, D. Tsourounis and D. Kalivas - 'Similarity Distance Learning on SPD Manifold for Writer Independent Offline Signature Verification' -, IEEE Transactions on Information Forensics and Security, vol. 19, pp. 1342-1356, doi: 10.1109/TIFS.2023.3333681, 2024

9. E. N. Zois, I. Theodorakopoulos, D. Tsourounis and G. Economou, "Parsimonious Coding and Verification of Offline Handwritten Signatures", IEEE/CVF Computer Society Workshop on Biometrics, 2017 Computer Vision and Pattern Recognition Workshops, CVPR-17, Honolulu, U.S.A, 21-26 July 2017.

10. E. N. Zois, I. Theodorakopoulos and G. Economou, Offline Handwritten Signature Modeling and Verification Based on Archetypal Analysis, 2017 IEEE/CVF International Conference on Computer Vision, pp. 5514-5523,- ICCV 2017, Venice, Italy, 22-29 Oct. 2017.

11. D. Tsourounis, I. Theodorakopoulos, E. N. Zois, G. Economou, and S. Fotopoulos, " Handwritten Signature Verification via Deep Sparse Coding Architecture", 13th IEEE Image, Video, and Multidimensional Signal Processing (IVMSP) Workshop, Zagori, Greece, 10-12 June 2018.

12. E. N. Zois, M. Papagiannopoulou, D. Tsourounis and G. Economou, "Hierarchical Dictionary Learning and Sparse Coding for Static Signature Verification", IEEE Computer Society Workshop on Biometrics, 2018 IEEE/CVF Computer Vision and Pattern Recognition Workshops, CVPR-18, Salt Lake City, U.S.A, 18-22 June 2018.

13. E. N. Zois, D. Tsourounis, E. Zervas and G. Economou, "Sequential motif profiles and topological plots for offline signature verification", 2020 IEEE International Conference on Computer Vision and Pattern Recognition, 2020 IEEE/CVF Computer Vision and Pattern Recognition, CVPR-20, Seattle, U.S.A, 14-19 June 2020, pp.13248-13258.

14. A. Giazitzis and E. N. Zois, "SigmML: Metric meta-learning for Writer Independent Offline Signature Verification in the Space of SPD Matrices", 2024 IEEE/CVF Winter Conference on Applications of Computer Vision (WACV-24), Hawaii, U.S.A.


Curriculum Vitae

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