Publications

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A Novel Adaptive Learning Rate Algorithm for Convolutional Neural Network Training

Conference Paper
S. V. Georgakopoulos and V. P. Plagianakos
In Engineering Applications of Neural Networks: 18th International Conference, EANN 2017, Athens, Greece, August 25--27, 2017, Proceedings, pages 327--336, Cham, 2017. Springer International Publishing.

A Software Tool for the Automatic Detection and Quantification of Fibrotic Tissues in Microscopy Images

Journal
I. Maglogiannis, S.V. Georgakopoulos, S.K. Tasoulis, and V.P. Plagianakos
Information Sciences, Vol. 308, 125-139, 2015

Assessing Image Analysis Filters as Augmented Input to Convolutional Neural Networks for Image Classification

Conference Paper
K. Delibasis, Ilias Maglogiannis , S. Georgakopoulos, K. Kottari and V. Plagianakos
In International Conference on Artificial Neural Networks, proceedings, Pages 188 -- 196, 2018

Biomedical Data Ensemble Classification using Random Projections

Conference Paper
Sotiris K. Tasoulis, Aristidis G. Vrahatis, Spiros V. Georgakopoulos and Vassilis P. Plagianakos
In Proceedings: 2018 IEEE International Conference on Big Data (Big Data), pp 166-172, 2018

Calculation of Complex Zernike Moments with Geodesic Correction for Pose Recognition in Omni-directional Images

Conference Paper
K.K. Delibasis, S.V. Georgakopoulos, V.P. Plagianakos, and I. Maglogiannis
In: Proceedings of the International Conference on Artificial Intelligence Applications and Innovations (AIAI 2014), 375-384, Rhodes, Greece, 2014

Convolutional Neural Networks for Toxic Comment Classification

Conference Paper
Spiros V. Georgakopoulos, Sotiris K. Tasoulis, Aristidis G. Vrahatis, Vassilis P. Plagianakos
Proceedings of the 10th Hellenic Conference on Artificial Intelligence, 35, 2018

Convolutional Neural Networks for Twitter Text Toxicity Analysis

Conference Paper
Spiros V. Georgakopoulos, Sotiris K. Tasoulis, Aristidis G. Vrahatis and Vassilis P. Plagianakos
In: Oneto L., Navarin N., Sperduti A., Anguita D. (eds) Recent Advances in Big Data and Deep Learning. INNSBDDL 2019. Proceedings of the International Neural Networks Society, vol 1. Springer, Cham

Detecting and Locating Gastrointestinal Anomalies Using Deep Learning and Iterative Cluster Unification

Journal
Dimitris K. Iakovidis, Spiros V. Georgakopoulos, Michael Vasilakakis, Anastasios Koulaouzidis and Vassilis P. Plagianakos
IEEE Transactions on Medical Imaging, 2018, in press

Detection of Malignant Melanomas in Dermoscopic Images Using Convolutional Neural Network with Transfer Learning

Conference Paper
S. V. Georgakopoulos, K. Kottari, K. Delibasis, V. P. Plagianakos, and I. Maglogiannis
In Engineering Applications of Neural Networks: 18th International Conference, EANN 2017, Athens, Greece, August 25--27, 2017, Proceedings, pages 404-- 414, Cham, 2017. Springer International Publishing.

Efficient Learning Rate Adaptation for Convolutional Neural Network Training

Conference Paper
Spiros V. Georgakopoulos, Vassilis P. Plagianakos
In Proceedings: International Joint Conference on Neural Networks (IJCNN), 2019, to appear

Improving the performance of convolutional neural network for skin image classification using the response of image analysis filters

Journal
S. V. Georgakopoulos, K. Kottari, K. Delibasis, V. P. Plagianakos, and I. Maglogiannis
Neural Computing and Applications, pages 1–18, 2018. (in press)

Improving the performance of convolutional neural network for skin image classification using the response of image analysis filters

Journal
S. V. Georgakopoulos, K. Kottari, K. Delibasis, V. P. Plagianakos & I. Maglogiannis
Neural Computing and Applications, 31(6), pp.1805-1822, 2019.

Pose Recognition Using Convolutional Neural Networks on Omni-directional Images

Journal
S.V. Georgakopoulos, K. Kottari, K. Delibasis, V.P. Plagianakos, I. Maglogiannis
Neurocomputing, Vol. 280, 23-31, 2018

Real Time Sentiment Change Detection of Twitter Data Streams

Conference Paper
S. K. Tasoulis, A. G. Vrahatis, S. V. Georgakopoulos and V. P. Plagianakos
2018 Innovations in Intelligent Systems and Applications (INISTA), Thessaloniki, 2018, pp. 1-6.

Text Analysis of COVID-19 Tweets

Conference Paper
Panagiotis C. Theocharopoulos, Anastasia Tsoukala, Spiros V. Georgakopoulos, Sotiris K. Tasoulis, and Vassilis P. Plagianakos
In Lazaros Iliadis, Chrisina Jayne, Anastasios Tefas, and Elias Pimenidis, editors, Engineering Applications of Neu- ral Networks, pages 517–528, Cham, 2022. Springer International Publishing.

Towards a Color Space for Automated Lesion Segmentation in Robotic Capsule Endoscopy

Conference Poster
S.V. Georgakopoulos, P. Chrysanthopoulos, D. Chatzis, A. Koulaouzidis, V.P. Plagianakos, and D.K. Iakovidis
In Proc. Workshop on Robotic Endoscopic Capsules for Gastrointestinal Screening, Diagnosis, and Therapy: Achievements and Future Challenges, IEEE International Conference on Intelligent Robots and Systems (IROS), 2015, Hamburg, Germany

Visualizing High-dimensional single-cell RNA-sequencing data through multiple Random Projections

Conference Paper
Sotiris K. Tasoulis, Aristidis G. Vrahatis, Spiros V. Georgakopoulos and Vassilis P. Plagianakos
In Proceedings: 2018 IEEE International Conference on Big Data (Big Data), pp 166-172, 2018

Geodesically-corrected Zernike descriptors for pose recognition in omni-directional images

Journal
K.K. Delibasis, S.V. Georgakopoulos, K. Kottari, V.P. Plagianakos and I. Maglogiannis
Integrated Computer-Aided Engineering, 23(2): 185-199 (2016)

Artificial Neural Networks and Principal Components Analysis for Detection of Idiopathic Pulmonary Fibrosis in Microscopy Images

Conference Paper
S.V. Georgakopoulos, S.K. Tasoulis, V.P. Plagianakos and I. Maglogiannis
In: Proceedings of the 14th International Conference on Engineering Applications of Neural Networks (EANN 2013), Halkidiki, Greece, 2013

Convolutional Neural Networks for Pose Recognition in Binary Omni-directional Images

Conference Paper
Spiros V. Georgakopoulos, Konstantina Kottari, Kostas Delibasis, Vassilis P. Plagianakos, Ilias Maglogiannis
In: Proceedings of the International Conference on Artificial Intelligence Applications and Innovations (AIAI 2016), 106-116, Thessaloniki, Greece, 2016

Efficient Change Detection for High Dimensional Data Streams

Conference Paper
Spiros V. Georgakopoulos, Sotiris K. Tasoulis and Vassilis P. Plagianakos
In Proceedings: IEEE International Conference on Big Data (Big Data) 2015, 2219 - 2222, Santa Clara, USA, October 28 - 31, 2015

On-Line Fall Detection via Mobile Accelerometer Data

Conference Paper
Spiros V. Georgakopoulos, Sotiris K. Tasoulis, Ilias Maglogiannis, Vassilis P. Plagianakos
In Proceedings: Artificial Intelligence Applications and Innovations - 11th {IFIP} {WG} 12.5 International Conference, {AIAI} 2015, Bayonne, France, September 14-17, 2015

Weakly-supervised Convolutional learning for detection of inflammatory gastrointestinal lesions

Conference Paper
Spiros V Georgakopoulos, Dimitris K Iakovidis, Michael Vasilakakis, Vassilis P Plagianakos, Anastasios Koulaouzidis
In Proceedings: IEEE International Conference on Imaging Systems and Techniques (IST), Chania, 2016, pp. 510-514