Publications

2019

Annousakis-Giannakopoulos, Konstantinos; Ampeliotis, Dimitrios; Skodras, Athanassios

Could DCT Reveal Photorealistic Images? Inproceedings

2019 10th International Conference on Information, Intelligence, Systems and Applications (IISA), pp. 1-5, 2019.

Abstract | Links | BibTeX | Tags: Computer Graphics, DCT, Digital forensics, Discrete Cosine Transform, Fake Photos, Photorealism, Quantization

Tsagkas, Nikolaos; Tsinganos, Panagiotis; Skodras, Athanassios

On the Use of Deeper CNNs in Hand Gesture Recognition Based on sEMG Signals Inproceedings

2019 10th International Conference on Information, Intelligence, Systems and Applications (IISA), pp. 1-4, 2019.

Abstract | Links | BibTeX | Tags: classification, CNN, Convolutional Neural Networks, data acquisition, database, Deep learning, hand gesture recognition, semg, signal processing, surface electromyography

Tsinganos, Panagiotis; Cornelis, Bruno; Cornelis, Jan; Jansen, Bart; Skodras, Athanassios

A Hilbert Curve Based Representation of sEMG Signals for Gesture Recognition Inproceedings

2019 International Conference on Systems, Signals and Image Processing (IWSSIP), pp. 201–206, IEEE, Osijek, Croatia, 2019, ISBN: 978-1-7281-3253-2.

Links | BibTeX | Tags: classification, CNN, Deep learning, electromyography, hand gesture recognition, hilbert curve, semg

Tsinganos, Panagiotis; Cornelis, Bruno; Cornelis, Jan; Jansen, Bart; Skodras, Athanassios

Improved Gesture Recognition Based on sEMG Signals and TCN Inproceedings

ICASSP 2019 - 2019 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), pp. 1169–1173, IEEE, Brighton, UK, 2019, ISBN: 978-1-4799-8131-1.

Abstract | Links | BibTeX | Tags: CNN, Deep learning, Gesture Recognition, semg, TCN

Tsinganos, Panagiotis; Cornelis, Bruno; Cornelis, Jan; Jansen, Bart; Skodras, Athanassios

Hand Gesture Recognition Based on EMG Data: A Convolutional Neural Network Approach Book Chapter

Lecture Notes in Computer Science, pp. 180–197, Springer, Cham, 2019.

Abstract | Links | BibTeX | Tags: Ablation study, Biomedical engineering, CNN, Deep learning, Label smoothing, sEMG hand gesture recognition

2018

Vasilopoulos, Christos; Skodras, Athanassios

A Novel Finger Vein Recognition System Based on Enhanced Maximum Curvature Points Inproceedings

2018 IEEE 13th Image, Video, and Multidimensional Signal Processing Workshop (IVMSP), pp. 1-5, 2018.

Abstract | Links | BibTeX | Tags: biometrics, Enhanced Maximum Curvature Points, feature extraction, finger vein recognition, Personal identification

Tsinganos, Panagiotis; Skodras, Athanassios

On the Comparison of Wearable Sensor Data Fusion to a Single Sensor Machine Learning Technique in Fall Detection Journal Article

Sensors, 18 (2), pp. 592, 2018, ISSN: 1424-8220.

Abstract | Links | BibTeX | Tags: accelerometer, data fusion, fall detection, gyroscope, mHealth, smartphone, wearable sensors

Tsinganos, Panagiotis; Cornelis, Bruno; Cornelis, Jan; Jansen, Bart; Skodras, Athanassios

Deep Learning in EMG-based Gesture Recognition Inproceedings

Proceedings of the 5th International Conference on Physiological Computing Systems, pp. 107–114, SCITEPRESS - Science and Technology Publications, Seville, Spain, 2018, ISBN: 978-989-758-329-2.

Abstract | Links | BibTeX | Tags: CNN, Deep learning, Gesture Recognition, semg

Tsinganos, Panagiotis; Skodras, Athanassios; Cornelis, Bruno; Jansen, Bart

Deep Learning in Gesture Recognition Based on sEMG Signals Book Chapter

Ring, Francis; Siu, Wan-Chi; Chau, Lap-Pui; Wang, Liang; Tang, Tieniu (Ed.): Learning Approaches in Signal Processing, Chapter 13, pp. 471, Pan Stanford Publishing, 1, 2018, ISBN: 9780429590320.

Abstract | Links | BibTeX | Tags:

Pyrgas, Lampros; Kitsos, Paris; Skodras, Athanassios

Compact FPGA architectures for the two-band fast discrete Hartley transform Journal Article

Microprocessors and Microsystems, 61 , pp. 117 - 125, 2018, ISSN: 0141-9331.

Abstract | Links | BibTeX | Tags: Digital signal processing, FPGA architecture, Two-band fast discrete hartley transform, VHDL

Lévêque, Lucie; Liu, Hantao; Baraković, Sabina; Husić, Jasmina Baraković; Martini, Maria; Outtas, Meriem; Zhang, Lu; Kumcu, Asli; Platisa, Ljiljana; Rodrigues, Rafael; others,

On the subjective assessment of the perceived quality of medical images and videos Inproceedings

2018 Tenth International Conference on Quality of Multimedia Experience (QoMEX), pp. 1–6, IEEE 2018.

Abstract | Links | BibTeX | Tags: image quality assessment, medical image quality, MOS, subjective experiment, video quality assessment

Alexiou, Evangelos; Ebrahimi, Touradj; Bernardo, Marco V; Pereira, Manuela; Pinheiro, Antonio; Cruz, Luis Da Silva A; Duarte, Carlos; Dmitrovic, Lovorka Gotal; Dumic, Emil; Matkovics, Dragan; Skodras, Athanassios

Point cloud subjective evaluation methodology based on 2D rendering Inproceedings

2018 Tenth International Conference on Quality of Multimedia Experience (QoMEX), pp. 1–6, IEEE 2018.

Abstract | Links | BibTeX | Tags: Point Cloud, Quality Assessment, Quality Metrics

2017

Tsinganos, Panagiotis; Skodras, Athanassios

A smartphone-based fall detection system for the elderly Inproceedings

Kovačič, Stanislav; Lončarić, Sven; Kristan, Matej; Štruc, Vitomir; Vučić, Mladen (Ed.): Proceedings of the 10th International Symposium on Image and Signal Processing and Analysis, pp. 53–58, IEEE, Ljubljana, Slovenia, 2017, ISBN: 978-1-5090-4011-7.

Abstract | Links | BibTeX | Tags: accelerometer, ADLs, fall detection, falls, machine learning, smartphone

Tagkalakis, Fotios; Vlachakis, Dimitrios; Megalooikonomou, Vasileios; Skodras, Athanassios

A novel approach to finger vein authentication Inproceedings

2017 IEEE 14th International Symposium on Biomedical Imaging (ISBI 2017), pp. 659-662, 2017, ISSN: 1945-8452.

Abstract | Links | BibTeX | Tags: bio-identity, biometrics, digital signatures, finger vein authentication, person identification

Tagkalakis, Fotios; Vlachakis, Dimitrios; Megalooikonomou, Vasileios; Skodras, Athanassios

A novel approach to finger vein authentication Inproceedings

2017 IEEE 14th International Symposium on Biomedical Imaging (ISBI 2017), pp. 659–662, IEEE 2017.

Abstract | Links | BibTeX | Tags: bio-identity, biometrics, digital signatures, finger vein authentication, person identification

2016

Triantafyllopoulos, Andreas; Krilis, Ioannis; Foliadis, Anastasios; Skodras, Athanassios

A Hilbert-Based Approach to the ENF Extraction Problem Inproceedings

IEICE Information and Communication Technology Forum 2016 (ICTF 2016), 2016.

Abstract | BibTeX | Tags: ENF, Hilbert

Alexiou, Evangelos; Viola, Irene; Krasula, Lukas; Richter, Thomas; Bruylants, Tim; Pinheiro, Antonio; Fliegel, Karel; Rerabek, Martin; Skodras, Athanassios; Schelkens, Peter; others,

Overview and Benchmarking summary for the ICIP 2016 Compression Challenge Inproceedings

23rd International Conference on Image Processing, 2016.

BibTeX | Tags:

Pyrgas, Labros; Kitsos, Paris; Skodras, Athanassios

An FPGA design for the two-band fast discrete hartley transform Inproceedings

2016 IEEE International Symposium on Signal Processing and Information Technology (ISSPIT), pp. 295–299, IEEE 2016.

Abstract | Links | BibTeX | Tags: Digital signal processing, Field Programmable Gate Array architecture (FPGA), Two-band fast discrete hartley transform, VHDL

2015

Mysirlidis, Charalampos; Dagiuklas, Tasos; Rocha, Pedro; Cruz, Luis Da Silva; Kotaranin, Dino; Gruicic, Savina; Dumic, Emil; Skodras, Athanassios

STESCAL3D: Subjective evaluation of HD stereo video streaming using H.264 SVC in diverse laboratory environments Inproceedings

2015 Seventh International Workshop on Quality of Multimedia Experience (QoMEX), pp. 1-6, 2015, ISSN: null.

Abstract | Links | BibTeX | Tags: 3D video, objective measures, QoE, STESCAL3D database, subjective evaluation

Skodras, Athanassios; Aburdene, Maurice; Nandi, Asoke

Two-band fast Hartley transform Journal Article

Electronics Letters, 51 (1), pp. 57-59, 2015, ISSN: 0013-5194.

Abstract | Links | BibTeX | Tags: computational complexity, DFT, DHTs, discrete Fourier transform, discrete Fourier transforms, discrete Hartley transforms, fast Fourier transform, fast Fourier transforms, FFT algorithms, FHT, forward discrete Hartley transforms, input data, input data shuffling, inverse discrete Hartley transforms, inverse transforms, out data shuffling, radix-2 fast Hartley transform, two-band decomposition, two-band fast Hartley transform

Fotopoulos, Vasileios; Fanariotis, Anastasios; Orphanoudakis, Theofanis; Skodras, Athanassios

Remote FPGA Laboratory Course Development Based on an Open Multimodal Laboratory Facility Inproceedings

Proceedings of the 19th Panhellenic Conference on Informatics, pp. 447–452, ACM, Athens, Greece, 2015, ISBN: 978-1-4503-3551-5.

Abstract | Links | BibTeX | Tags: distance learning, FPGA, online course, remote lab, VHDL

2014

Chrysochos, Eleftherios; Fotopoulos, Vasileios; Xenos, Michalis; Skodras, Athanassios

Hybrid watermarking based on chaos and histogram modification Journal Article

Signal, Image and Video Processing, 8 (5), pp. 843–857, 2014.

Abstract | Links | BibTeX | Tags: Authentication, Chaos, Chaotic maps, DCTRobust watermarking, Dual watermarking, Geometrical attacks, Histogram modification

Varsaki, Eleni; Fotopoulos, Vasileios; Skodras, Athanassios

A discrete Gould transform data hiding scheme Journal Article

Mathematical Methods in the Applied Sciences, 37 (2), pp. 283-288, 2014.

Abstract | Links | BibTeX | Tags: data hiding, fragile watermarking, Gould transform

Korshunov, Pavel; Nemoto, Hiromi; Skodras, Athanassios; Ebrahimi, Touradj

Crowdsourcing-based evaluation of privacy in HDR images Inproceedings

Schelkens, Peter; Ebrahimi, Touradj; Cristóbal, Gabriel; Truchetet, Frédéric; Saarikko, Pasi (Ed.): Optics, Photonics, and Digital Technologies for Multimedia Applications III, pp. 1 – 11, International Society for Optics and Photonics SPIE, 2014.

Abstract | Links | BibTeX | Tags: crowdsourcing, evaluation, HDR imaging, privacy protection

2013

Kitsos, Paris; Voros, Nikolaos; Dagiuklas, Tasos; Skodras, Athanassios

A high speed FPGA implementation of the 2D DCT for Ultra High Definition video coding Inproceedings

2013 18th International Conference on Digital Signal Processing (DSP), pp. 1-5, 2013, ISSN: 1546-1874.

Abstract | Links | BibTeX | Tags: 2D DCT, distributed arithmetic, FPGA implementation, VHDL, video coding

Mylona, Eleftheria; Savelonas, Michalis; Maroulis, Dimitris; Skodras, Athanassios

Autopilot spatially-adaptive active contour parameterization for medical image segmentation Inproceedings

Proceedings of the 26th IEEE International Symposium on Computer-Based Medical Systems, pp. 268-272, 2013, ISSN: 1063-7125.

Abstract | Links | BibTeX | Tags: active contour regularization, Active contours, artifacts, autopilot spatially-adaptive active contour parameterization, biodiffusion, Biomedical imaging, biomedical optical imaging, contour convergence speeding, Convergence, data fidelity parameters, diffusion tensors, edge region diffusivity, eigenvalues, eigenvalues and eigenfunctions, Ellipsoids, endoscope, endoscopes, entropy, entropy-based spatially-adaptive heatmaps, false local minima association, framework bypasses iterations, high-segmentation quality, image denoising, Image edge detection, image segmentation, inhomogeneities, isomorphism, iterative methods, mammographic images, mammography, medical image processing, medical image segmentation, noise, randomly directed edge regions

Kitsos, Paris; Sklavos, Nicolas; Provelengios, George; Skodras, Athanassios

FPGA-based performance analysis of stream ciphers ZUC, Snow3g, Grain V1, Mickey V2, Trivium and E0 Journal Article

Microprocessors and Microsystems, 37 (2), pp. 235 - 245, 2013, ISSN: 0141-9331, (Digital System Safety and Security).

Abstract | Links | BibTeX | Tags: Bluetooth, Cryptography, eStream portfolio, FPGA implementation, GSM, LTE, Stream ciphers, UMTS

Skodras, Athanassios

Discrete Gould transform - Fast realisations and data hiding Inproceedings

2013 Constantinides International Workshop on Signal Processing (CIWSP 2013), pp. 1-4, 2013.

Abstract | Links | BibTeX | Tags: computational complexity, data encapsulation, data hiding method, DGT, digital imaging, discrete Gould transform, discrete transforms, edge detection

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