CV DETAILS

Research Objectives

My Research activities span the Design and Simulation of Intelligent/Adaptive Systems, with emphasis on Neural Network Algorithms and Computational/Artificial Intelligence Algorithms/Digital-Systems, as well as on Pattern Recognition, Decision Support, Learning and Parallel & Distributed Systems. My research efforts involve tools/techniques and applications from/in the following scientific fields:

-Optimization, Pattern Recognition, Intelligent Systems (including Computational and Artificial Intelligence as well as Multi-Agent Systems) and Decision Support Systems/ Biomedical Systems as well as Telecommunication Systems with emphasis in Wireless Communication Systems and Wireless Sensor Networks

-Digital Signal and Image Processing, Digital systems and computer architectures

-Security of Computer and Communication Systems, Electronic Commerce, Management Information Systems, and Web based Learning.

- Computer Vision and Robotics.

- Systems Control and Identification, Dynamical Systems, Time Series Prediction.

- Qualitative and Quantitative Systems/Data Analysis, Fast Algorithms

Moreover, my research activities include involvement in the simulation phase of implementing the proposed algorithms in electronic hardware (SPICE simulation of analog Neural Networks, VHDL & FPGA prototyping & implementation of Intelligent/ Signal-Image processing/ Security-Cryptography systems) and development of embedded applications (especially with the 8051 microprocessor for telecommunication projects, within the framework of collaboration between Hellenic Aerospace Industry and the University of Portsmouth).

Research Areas of Interest

My Research activities focus on the Design and Simulation of Intelligent/Adaptive Systems, with emphasis on Neural Network Algorithms and Computational/Artificial Intelligence Algorithms/Digital-Systems, as well as on Pattern Recognition, Decision Support, Learning and Parallel & Distributed Systems. My research efforts involve tools/techniques and applications from/in the following scientific fields:

-Optimization, Pattern Recognition, Intelligent Systems (including Computational and Artificial Intelligence as well as Multi-Agent Systems) and Decision Support Systems/ Biomedical Systems as well as Telecommunication Systems with emphasis in Wireless Communication Systems and Wireless Sensor Networks

-Digital Signal and Image Processing, Digital systems and computer architectures

-Security of Computer and Communication Systems, Electronic Commerce, Management Information Systems, and Web based Learning.

- Computer Vision and Robotics.

-Systems Control and Identification, Dynamical Systems, Nonlinear Systems, Time Series Prediction.

- Qualitative and Quantitative Systems/Data Analysis, Fast Algorithms

With regards to the mathematical tools supporting my research efforts these are coming from Optimization Theory and Signal Representation/Transformation methodologies.

Moreover, my research activities include involvement in the simulation phase of implementing the proposed algorithms in electronic hardware (SPICE simulation of analog Neural Networks, VHDL & FPGA prototyping implementation of Intelligent/ Signal-Image processing/ Security-Cryptography systems) and development of embedded applications (within the framework of collaboration between Hellenic Aerospace Industry and the University of Portsmouth in the years 2000-2004).

My main research efforts concentrate in the area of design and implementation of efficient Algorithms, concerning Neural Networks – Computational/Artificial Intelligence – Pattern Recognition/ Decision Support and Intelligent Systems using Optimization theory and Nonlinear  techniques as well as digital signal representation / processing/ transformation techniques,  with emphasis on the wavelet transform methods, and on applying the designed algorithms in the above defined scientific /application fields and especially in communication systems and computational biomedicine systems. One of the most important parts of my research is related to the investigation, design and development of improved architectures for Parallel & Distributed Computational/ Artificial Intelligence based Intelligent Systems by introducing optimal complexity to enhance their Learning/Generalization and Performance capabilities with applications in the design of efficient Pattern Recognition, Computational Biomedicine, Decision Support, Image Analysis, Communications and Secure Computing/Communication Systems as well as in the design of efficient Modeling/Forecasting, Identification/Control and Management of real world Systems.

This research has already produced, as illustrated in the list of my publications, more than 200 in total research papers (49 in international refereed journals  – 2 edited books, 1 book chapter in an international publisher’s edition, 5 research reports as book chapters in an international publisher’s book, 147 in international refereed conferences and, finally, more than 15 technical reports and research & development projects deliverables. My research papers have been cited - not self citations- in more than 320 research papers (2004 investigation in citation indexes and Scopus now – 290 citations in Scopus)).

My already published research refers to three categories of Developed and Applied Algorithms: 

(a) Design, Implementation and Applications of Neural Networks – Computational/Artificial Intelligence Systems – Pattern Recognition & Decision Support and Intelligent Systems in Digital Signal/Image processing, Pattern recognition,  Computational Biomedicine & qualitative/ quantitative systems/data analysis, Communications, Computing/Communications Security, Optimization, Modeling & Forecasting (medical, financial) & Control as well as in Secure Management Systems with emphasis in e-commerce/ e-learning  and

(b) Development, Implementation and Applications of Stochastic Signal Processing algorithms with emphasis in the wavelet transformation algorithms for designing and modeling the above mentioned systems.

(c) Scheduling algorithms for wireless communication systems

Education

1/95:            Phd in Computer Engineering and Informatics, National Technical University of Athens (NTUA), Dept. Electrical & Computer Engineering (with honors).

3/85:            MSc in Electrical & Computer Engineering, National Technical University of Athens (NTUA), Dept. Electrical & Computer Engineering (Telecommunications Engineer).

10/87:          Certificate of studies in Computer Engineering and Informatics, National Technical University of Athens (NTUA), Dept. Electrical & Computer Engineering.

6/77:            Graduate of the Nationally top-ranked High School of Evangeliki School Smyrnis, Athens, Greece.  

1985-1989: Computer, Informatics, Microprocessors, Signal Processing and Automatic Control Seminars participant.

Languages: Oral and written fluency in Greek, (mother tongue) almost complete oral and written fluency in English.

Research Experience

Research Positions 

5/88-10/92:        Research assistant in the Institute of Informatics and Telecommunications, National Center for Scientific Research (NCSR) DEMOKRITOS, under a scholarship awarded from NCSR DEMOKRITOS, Athens, Greece.

11/92-12/94:      Associate researcher participating in EU funded research projects, of the Institute of Informatics and Telecommunications, National Center for Scientific Research (NCSR) DEMOKRITOS, Athens, Greece.

1/95-12/95:        Postdoctoral researcher, Neural Networks Laboratory, Institute of Informatics and Telecommunications, National Center for Scientific Research (NCSR) DEMOKRITOS, Athens, Greece.

12/95-31/8/1998: Visiting Assistant Professor (P.D. 407/80), Dept. Informatics, University of Ioannina, Greece.

In parallel, in the period 1/9/1997 – 31/3/1998: Visiting Assistant Professor (P.D. 407/80) in Medical Informatics, Dept. Medicine, University of Crete, Greece.

1/9/98-28/2/99: Visiting Assistant Professor (P.D. 407/80), Dept. Industrial Mechanical Engineering, University of Thessaly, Greece.

1/3/99-31/7/00 (full time job) and

1/1/01-31/8/01 (part time job): Postdoctoral Senior Researcher, Technical Manager and Deputy Principal Investigator responsible for the Analysis, Implementation and the Operation of the Tele-education Center of Athens University of Economics and Business (AUEB), Dept. Business Administration, funded through EU and the Ministry of Education. The program “KETHL-AUEB: Tele-education Center of AUEB” was funded within the EPEAEK framework.

Project Objective: To implement and establish an Internet and World Wide Web based Tele-education center suitable for Economics and Business Studies.

1/9/98-31/8/00: Visiting Assistant Professor (P.D. 407/80), Dept Business Administration, University of Piraeus, Greece.

30/9/98-30/9/00: Collaborating researcher with the Hellenic Open University, Greece in co-authoring a book in the subject “Information Systems in the Construction Management”

1/9/03-31/8/04: Visiting Assistant Professor (P.D. 407/80), Products and Systems Design Engineering Dept., Aegean University, Greece

1/9/03-08/03/04: Visiting Assistant Professor (P.D. 407/80), Chalkis Institute of Technology, Automation Dept.

1/01/01- 31/12/04:  Senior researcher / Principal Industrial Supervisor of the AMEC (Advanced Military Electronic Communications) Group for the On the Job Training (OJT) of a significant number of MSc theses in Communications/ embedded security systems within the framework of collaboration between Hellenic Aerospace Industry and the University of Portsmouth.

1/9/07-30/6/08: Visiting Professor/Studies Supervisor (SEP), Senior Lecturer, Teaching MSc postgraduate courses on the Subject Section “Basic Specializations on Computer Architectures and Networks”, Open University of Cyprus, Informatics Dept., Cyprus.

1/10/02-31/7/2010: Visiting Professor/Studies Supervisor (SEP), Senior Lecturer, Subject Section “Computer Networks Basic Issues”, Hellenic Open University, Informatics Dept., Greece

9/3/04-today: Associate Professor in “Digital Systems”, Automation Department, School of Technological Applications, Chalkis Institute of Technology, Greece

List of Publications      (DECEMBER 2024)

Dissertations

[D1] Diploma thesis entitled “Study on operation time out in multiple microway links using suitable attenuation data” for fulfilling the obligations to obtain the MSc in Electrical Engineering, February 1985, NTUA, Department of Electrical and Computer Engineering,  Greece, Degree with honors (9.0). Supervisor: J. Kanellopoulos (NTUA Prof.)

[D2] PhD Dissertation entitled, “Optimization and Artificial Neural Networks: Efficient ways in introducing apriori knowledge in the learning process”, January 1995, NTUA, Department of Electrical and Computer Engineering,  Greece, Degree with honors (10.0). Supervisor: G. Karayannis (NTUA Prof.)

 Refereed International Journals

[J.1]  G.E.Antoniou, G.O.A.Glentis, S.J.Varoufakis, and D.A.Karras, "Transfer Function Determination of Singular Systems Using the DFT", IEEE Trans. on Circuits and Systems, Vol.36, No.8, Aug.1989, pp 1140-1142, ISSN: 1549-8328, SJR (2009): 0.114 , SNIP (2009): 2.500,  1989.

[J.2] D.A.Karras, S.J.Varoufakis and G.B. Carayannis "A Neural Network for character recognition using a preprocessing gaussian pyramid encoding block", journal Neural Network World, Vol. 2, Number 3-4, 1992, pp. 347-352, Publisher: Czech Academy of Sciences ISSN: 1210-0552, Scopus Coverage Years: from 1994 to Present , SJR (2009): 0.039 , SNIP (2009): 0.650, 1992.

[J.3] D.A.Karras, S.J Varoufakis, "Neural Network for estimation  of parameters  of sinewave", Electronics Letters IEE, 27th August 1992, Vol. 28, No. 18, pp. 1750-1751, Publisher: Institute of Electrical Engineers, ISSN: 0013-5194 E-ISSN: 1350-911X Scopus Coverage Years: from 1969 to Present, SJR (2009): 0.095, SNIP (2009): 1.440,  1992

[J.4] D.A.Karras, S.J.Varoufakis, G.E. Antoniou and G.B, Carayannis "Hopfield-Tank Neural Net: Walsh to Fourier Transform", Neurocomputing, ELSEVIER, Vol. 4, Numbers 1-2, February 1992, pp. 37-41, ISSN: 0925-2312 Scopus Coverage Years: from 1989 to Present, SJR (2009): 0.074,  SNIP (2009): 1.740,  1992

[J.5]  S. J. Perantonis and D. A. Karras (1995). "An efficient constrained learning algorithm with momentum acceleration",  Neural Networks, Elsevier, Vol. 8-2, 1995 pp. 237-249, ISSN: 0893-6080 Scopus Coverage Years: from 1988 to Present, SJR (2009): 0.166,  SNIP (2009): 2.040, 1995

[J.6] D. A. Karras and S. J. Perantonis (1995), "An Efficient constrained training algorithm for feedforward networks", IEEE Transactions on Neural Networks, November 1995, Vol. 6, No. 6, pp. 1420-1432, ISSN: 1045-9227 Scopus Coverage Years: from 1990 to Present, SJR (2009): 0.116 , SNIP (2009): 5.350,  1995

[J.7]  E.J Hatzakis, D.A. Karras, P. Tziannos and N. Paritsis. " Supervised and Unsupervised Neural and Statistical Methods in Psychiatric Case Categorization", Neural Network World journal, ICS AS CR 1997, No 2, pp. 161-175, 1997, Publisher: Czech Academy of Sciences ISSN: 1210-0552, Scopus Coverage Years: from 1994 to Present , SJR (2009): 0.039 , SNIP (2009): 0.650,   1997.

[J.8] M. Reczko, D.A. Karras and H. Bohr. "An update of the DEF Data-Base of Protein Fold Class Predictions", Nucleic Acids Research journal, Vol. 25, No 1, pp. 235, 1997.

[J.9] D.A. Karras, S.A. Karkanis and B.G. Mertzios, "Information Systems based on Neural Network and Wavelet Methods with application to decision making, modelling and prediction tasks", journal KYBERNETES-The International journal of Systems and Cybernetics, Vol. 27, No 3, pp. 224-236, 1998, Publisher: Emerald Group Publishing Ltd. ISSN: 0368-492X Scopus Coverage Years: from 1976 to 1988, from 1995 to Present,  SJR (2009): 0.035 , SNIP (2009): 0.460,  1998

[J.10] D.A. Karras, “A multiclassifier approach in defect segmentation based on the wavelet transform”, Neural Network World journal, ICS AS CR 1998, No 1, pp. 99-113, 1998, Publisher: Czech Academy of Sciences ISSN: 1210-0552, Scopus Coverage Years: from 1994 to Present , SJR (2009): 0.039 , SNIP (2009): 0.650,   1998.

[J.11] D.A. Karras, S.A. Karkanis and B.G. Mertzios, “Supervised and Unsupervised Neural Network Methods applied to Textile Quality Control based on Improved Wavelet Feature Extraction Techniques”, journal International J. Computer Mathematics, Vol. 67, pp. 169-181, 1998, Publisher: Taylor & Francis ISSN: 0020-7160 Scopus Coverage Years: from 1971 to 1972, from 1974 to 1977, from 1979 to 1984, 1988, from 1992 to Present,SJR (2009): 0.042 , SNIP (2009): 0.560,  1998

[J.12] A. Likas, D.A. Karras and I.E. Lagaris, “Neural Network Training and Simulation Using a Multidimensional Optimization System”, journal International J. Computer Mathematics, Vol. 67, pp. 33-46,  1998, Publisher: Taylor & Francis ISSN: 0020-7160 Scopus Coverage Years: from 1971 to 1972, from 1974 to 1977, from 1979 to 1984, 1988, from 1992 to Present,SJR (2009): 0.042 , SNIP (2009): 0.560,  1998

[J.13] S.A Karkanis, D.A. Karras and B.G. Mertzios, “A Novel Signal Modeling Method Using the Wavelet Transform”, journal Neural, Parallel and Scientific Computations, Vol. 6, No 3, pp. 417-428, 1998, DOI:10.5281/zenodo.13836825 .

[J.14] V. Zorkadis and D.A. Karras, “Feedforward Neural Networks for (Pseudo)Random Number Generation and Evaluation”, Neural Network World journal ICS AS CR 1998, Vol. 8, No 6, pp. 639-651, 1998, Publisher: Czech Academy of Sciences ISSN: 1210-0552, Scopus Coverage Years: from 1994 to Present , SJR (2009): 0.039 , SNIP (2009): 0.650, 1998

[J.15] D.A. Karras and V. Zorkadis, “On Applying Multilayer Perceptron Learning Properties to (Pseudo)Random Number Generation and Evaluation”, Neural, Parallel and Scientific Computations journal, Vol. 6, No 4, pp. 513-521, December 1998.

[J.16] I. G. Vlachonikolis, D.A. Karras, E.J Hatzakis, and N. Paritsis, "Improved Statistical Classification Methods in Computerized Psychiatric Diagnosis", Journal Medical Decision Making,  Vol. 20, Issue 1, pp. 95-103, January-March 2000, Publisher: Sage Science Press, ISSN: 0272-989X E-ISSN: 1552-681X Scopus Coverage Years: from 1981 to Present, SJR (2009): 0.262 , SNIP (2009): 1.640,  2000

[J.17] M. Reczko, D.A. Karras, B.G. Mertzios, D. Graveron-Demilly, D. van Ormondt, “Improved MR image reconstruction from sparsely sampled scans based on neural networks”, journal pattern recognition letters, Vol.22, Number 1, pp. 35-46,  January 2001, ISSN: 0167-8655 Scopus Coverage Years: from 1982 to Present, SJR (2009): 0.103,  SNIP (2009): 3.120,   2001

[J.18] Y.S. Boutalis, D. A. Karras and B.G. Mertzios, “Regularized Supervised and Unsupervised Neural Network Models for Function Approximation in Intelligent Robot Dynamic Control”, Buletinul Universitatii “Petrol-Gaze” Ploesti, Vol. LII, Seria Technica, Nr. 1/2000, pp. 99-104

[J.19] D E Maroulis, D K Iakovidis, S. A. Karkanis, D.A Karras, “ColD: A versatile detection system for colorectal leasions in endoscopy video-frames”, Computer Methods and Programs in Biomedicine Vol. 70 (2), 2003, Elsevier, pp. 151-166, ISSN: 0169-2607 Scopus Coverage Years: from 1985 to Present, SJR (2009): 0.119,  SNIP (2009): 1.080,   2003

[J.20] S.A. Karkanis, D.K. Iakovidis, D.E. Maroulis, D.A. Karras and M. Tzivras, " Computer Aided Tumor Detection in Endoscopic Video using Color Wavelet Features ", IEEE Trans. Information Technology in Biomedicine, Vol. 7, Issue: 3, Sept. 2003, pp.141 – 152, ISSN: 1089-7771 Scopus Coverage Years: from 1997 to Present, SJR (2009): 0.100 , SNIP (2009): 1.940,  2003

[J.21] D.A. Karras and V. Zorkadis, “On Neural Network Techniques in the Secure Management of Communication Systems through Improving and Quality Assessing Pseudorandom Stream Generators”, Neural Networks, Elsevier, Vol. 16, issues 5-6, (2003), pp. 899-905, ISSN: 0893-6080 Scopus Coverage Years: from 1988 to Present, SJR (2009): 0.166,  SNIP (2009): 2.040,   2003

[J.22] V. Zorkadis, D.A. Karras, “Privacy-Enhancing Digital Rights Management Systems”, WSEAS Transactions on Communications, Vol.2, Issues 2&3, pp. 160-165, 2003, ISSN 1109-2742, Publisher: World Scientific and Engineering Academy and Society (WSEAS) Press, ISSN: 1109-2742 Scopus Coverage Years: from 2005 to Present, SJR (2009): 0.037, SNIP (2009): 0.520, 2003

[J.23] Magoulas G.D., Karkanis S.A., Karras D.A. and Vrahatis M.N., “Evaluation of texture-based schemes in neural classifiers training”, WSEAS Transactions on Computers, Vol. 3, No. 6, December 2004, pp.1729-1735, DOI: 10.5281/zenodo.13836918

[J.24] D.A. Karras and B.G. Mertzios, “Time series modeling of endocardial border motion in ultrasonic images comparing support vector machines, multilayer perceptrons and linear estimation techniques”, Measurement: Journal of the International Measurement Confederation, Elsevier, Vol. 36, Issues 3-4, (October-December 2004), pp.331-345, 2004, ISSN: 0263-2241 Scopus Coverage Years: from 1983 to Present, SJR (2009): 0.046 , SNIP (2009): 1.000,  2004

[J.25] D.A Karras “A Second Order Spread Spectrum Modulation Scheme for Wavelet Based Low Error Probability Digital Image Watermarking", ICGST International Journal on Graphics, Vision and Image Processing (GVIP) , issue 3, vol. 5, 2005, (ISSN: 1687-398X Print, ISSN: 1687-3998 Online and ISSN: 1687-4005 CD-ROM), DOI:10.5281/zenodo.13829134

[J.26] D.A Karras “Improved Defect Detection in Textile Visual Inspection Using Wavelet Analysis and Support Vector Machines", ICGST International Journal on Graphics, Vision and Image Processing (GVIP), issue 4, vol. 5, 2005, (ISSN: 1687-398X Print, ISSN: 1687-3998 Online and ISSN: 1687-4005 CD-ROM),  DOI:10.5281/zenodo.13829202

[J.27] G. A. Papakostas and D. A. Karras and B. G. Mertzios and Y. S. Boutalis, “An Efficient Feature Extraction Methodology for Computer Vision Applications using Wavelet Compressed Zernike Moments”, ICGST International Journal on Graphics, Vision and Image Processing (GVIP), issue SI1, vol. 5, pp. 5-15, 2005, (ISSN: 1687-398X Print, ISSN: 1687-3998 Online and ISSN: 1687-4005 CD-ROM), DOI: 10.5281/zenodo.13837686

[J.28] V. Zorkadis, Dimitris A. Karras, M. Panayotou: “Efficient information theoretic strategies for classifier combination, feature extraction and performance evaluation in improving false positives and false negatives for spam e-mail filtering”, Neural Networks journal, ELSEVIER Volume 18, Number 5-6, July-August 2005, pp. 799-807,  ISSN: 0893-6080 Scopus Coverage Years: from 1988 to Present, SJR (2009): 0.166,  SNIP (2009): 2.040,   2005

[J.29] P.M Papazoglou, D.A. Karras and R.C. Papademetriou, “On new dynamic channel assignment schemes and their efficient evaluation through a generic simulation system for large scale cellular telecommunications”, HERMIS Journal /AUEB-RG-ACMPP International journal, Vol. 6, 2005, pp. 185-202, ISSN 1108-7609,  (http://www.aueb.gr/pympe/hermis/hermis-volume-6 ),                         DOI:10.5281/zenodo.13836965

[J.30] P.M Papazoglou, D.A. Karras and R.C. Papademetriou, “High Performance Novel Hybrid DCA Algorithms for Efficient Channel Allocation in Cellular Communications Modeled and Evaluated through a Java Simulation System”, WSEAS Transactions on Communications, issue 11, Volume 5, November 2006, pp. 2078-2085,  Publisher: World Scientific and Engineering Academy and Society (WSEAS) Press, ISSN: 1109-2742 Scopus Coverage Years: from 2005 to Present, SJR (2009): 0.037, SNIP (2009): 0.520,  2006

[J.31] V. Zorkadis, D. A. Karras, “Efficient information theoretic extraction of higher order features for improving neural network-based spam e-mail categorization”, Journal of Experimental & Theoretical Artificial Intelligence, Taylor and Francis, Volume 18, Number 4, December 2006, pp. 523-534, ISSN: 0952-813X E-ISSN: 1362-3079 Scopus Coverage Years: from 1996 to Present, SJR (2009): 0.036, SNIP (2009): 0.640,    2006

[J.32] G.A.Papakostas, Y.S.Boutalis, D.A.Karras and B.G.Mertzios, “Fast numerically stable computation of orthogonal Fourier–Mellin moments”, Journal IET Comput.Vision (former IEE proceedings), 2007, Vol. 1, (1), pp.11–16, Publisher: Institution of Engineering and Technology ISSN: 1751-9632 E-ISSN: 1751-9640 Scopus Coverage Years: from 2007 to Present, SJR (2009): 0.045 , SNIP (2009): 0.490,   2007

[J.33] G.A.Papakostas, Y.S.Boutalis, D.A.Karras and B.G.Mertzios, “A new class of Zernike moments for computer vision applications”, Journal Information Sciences, Elsevier, Vol. 177, 2007, pp.  2802–2819, ISSN: 0020-0255 Scopus Coverage Years: from 1968 to Present, SJR (2009): 0.088 , SNIP (2009): 3.880,  2007

[J.34] Vasilios Pasias, Dimitrios A. Karras, Rallis C. Papademetriou and Bhanu Prasad, “Genetic Optimization Methods for Traffic Engineering Problems in Multi-Service High Speed Optical Networks”, Journal of Intelligent Systems, Freund & Pettman Publishers, ISSN:0334-1860, Vol. 16, No. 4, pp. 339-357, 2007, Scopus Coverage Years: from 1995 to 2002, from 2004 to Present, SJR (2009): 0.035, SNIP (2009): 0.150,   2007., Genetic Optimization Methods for Traffic Engineering Problems in Multi-Service High Speed Optical Networks (degruyter.com)

DOI:, https://doi.org/10.1515/JISYS.2007.16.4.339

[J.35] I.M. Dokas, D.A. Karras, D.C. Panagiotakopoulos, “An Efficient Fuzzy Expert System Architecture for Landfill Operation Reliability Management”, Journal of Intelligent Systems, Freund & Pettman Publishers, ISSN:0334-1860, Vol. 17, No. 1-3, pp. 72-90, 2008, Scopus Coverage Years: from 1995 to 2002, from 2004 to Present, SJR (2009): 0.035, SNIP (2009): 0.150,   2008., DOI: 10.1515/jisys.2008.17.1-3.73

 [J.36] P.M Papazoglou, D.A. Karras and R.C. Papademetriou, “An Efficient Scheduling Mechanism for Simulating  Concurrent Events in Wireless Communications Based on an Improved Priority Queue (PQ) TDM Layered Multi-Threading Approach”, WSEAS Transactions on Communications, issue 3, Volume 7, March 2008, pp. 207-215,  Publisher: World Scientific and Engineering Academy and Society (WSEAS) Press, ISSN: 1109-2742 Scopus Coverage Years: from 2005 to Present, SJR (2009): 0.037, SNIP (2009): 0.520,  2008, LENSID: 104-048-295-728-182

[J.37] P.M Papazoglou, D.A. Karras and R.C. Papademetriou, “Improved Integral Channel Allocation Algorithms in Cellular Communication Systems Enabling Multimedia QoS Services”, WSEAS Transactions on Communications, issue 10, Volume 7, October 2008, pp. 1014-1023, Publisher: World Scientific and Engineering Academy and Society (WSEAS) Press, ISSN: 1109-2742 Scopus Coverage Years: from 2005 to Present, SJR (2009): 0.037, SNIP (2009): 0.520,  2008, LENSID: 154-970-960-880-706

[J.38] P.M Papazoglou, D.A. Karras and R.C. Papademetriou, “On a New Generation of Event Scheduling Algorithms and Evaluation Techniques for Efficient Simulation Modelling of Large Scale Cellular Networks Bandwidth Management Based on Multitasking Theory”, WSEAS Transactions on Communications, issue 10, Volume 7, October 2008, pp. 1024-1034, Publisher: World Scientific and Engineering Academy and Society (WSEAS) Press, ISSN: 1109-2742 Scopus Coverage Years: from 2005 to Present, SJR (2009): 0.037, SNIP (2009): 0.520,  2008, EID: 2-s2.0-77955102987

[J.39] P.M Papazoglou, D.A. Karras and R.C. Papademetriou, “An Improved Multi-Agent Simulation Methodology for Modelling and Evaluating Wireless Communication Systems Resource Allocation Algorithms”, J. UCS 14(7): 1061-1079 (2008), Publisher: Springer Verlag,  ISSN: 0948-6968 Scopus Coverage Years: from 1996 to present, SJR (2009): 0.040, SNIP (2009): 0.770,  2008, EID: 2-s2.0-45949088707

[J.40] George A. Papakostas, Yiannis Boutalis, Sofoklis Samartzidis, Dimitrios A. Karras and Basil G. Mertzios, “Two-stage hybrid tuning algorithm for training neural networks in image vision applications”,, International Journal of Signal and Imaging Systems Engineering, Vol. 1, No. 1, Published Online:April 15, 2008, pp 58-67, DOI: https://doi.org/10.1504/IJSISE.2008.017775 , EID: 2-s2.0-77954287987

[J.41] M.P. Hanias, D.A. Karras, “On efficient multistep non-linear time series prediction in chaotic diode resonator circuits by optimizing the combination of non-linear time series analysis and neural networks”, Journal of Engineering Applications of Artificial Intelligence, Elsevier, EAAI 1196,  22 (1), pp. 32-39, 2009, ISSN: 0952-1976, Scopus Coverage Years: from 1988 to Present, SJR (2009): 0.059, SNIP (2009): 1.940,  2009

[J.42] I.M. Dokas, D.A. Karras, D.C. Panagiotakopoulos, “Fault tree analysis and fuzzy expert systems: Early warning and emergency response of land fill operations”, Journal Environmental Modelling & Software, Elsevier, (2009), 24 (1), pp. 8–25, ISSN: 1364-8152 Scopus Coverage Years:from 1997 to Present, SJR (2009): 0.090, SNIP (2009): 2.000,  2009, DOI: 10.1016/j.envsoft.2008.04.011

[J.43] G.A.Papakostas, Y.S.Boutalis, D.A.Karras and B.G.Mertzios, “Pattern classification by using improved wavelet Compressed Zernike Moments”, Journal Applied Mathematics and Computation, Elsevier, 212 (2009) pp. 162–176, ISSN: 0096-3003 E-ISSN: 1873-5649 Scopus Coverage Years: from 1975 to Present, SJR (2009): 0.060 SNIP (2009): 1.280, 2009

[J.44] G.A.Papakostas, Y.S.Boutalis, D.A.Karras and B.G.Mertzios, “Modified Factorial-Free Direct Methods for Zernike and Pseudo-Zernike Moment Computation”, IEEE Transactions on Instrumentation and Measurement, Vol. 58,  2009, Page(s):2121 – 2131, Digital Object Identifier 10.1109/TIM.2009.2015540, Subject Area: Engineering: Electrical and Electronic Engineering, Physics and Astronomy: Instrumentation Publisher:  Institute of Electrical and Electronics Engineers ISSN: 0018-9456 Scopus Coverage Years: from 1969 to Present, SJR (2009): 0.061, SNIP (2009): 2.030,  2009

[J.45] D.A.Karras and G.B. Mertzios, “New PDE based methods for image enhancement using SOM and Bayesian Inference in various discretization schemes”, IOP Press, journal Measurement Science and Technology, 20 (10), art. no. 104012, 2009, Publisher: Institute of Physics and the Physical Society ISSN: 0957-0233 Scopus Coverage Years: from 1990 to Present , SJR (2009): 0.089, SNIP (2009): 1.460,   2009

[J.46] Stamatopoulos, V.G., Karras, D.A., Mertzios, B.G. “On an efficient modification of singular value decomposition using independent component analysis for improved MRS denoising and quantification”, IOP Press, journal Measurement Science and Technology, 20 (10), art. no. 104021, 2009,  Publisher: Institute of Physics and the Physical Society ISSN: 0957-0233 Scopus Coverage Years: from 1990 to Present , SJR (2009): 0.089, SNIP (2009): 1.460,   2009

[J.47] V.C Zorkadis, D. A. Karras, “On privacy-enhancing architectures for distribution of real time performance demanding mobile services”, International Journal of Electronic Security and Digital Forensics, Volume 2, Issue 4, Publisher: Inderscience Publishers, Pages: 377-386,  ISSN:1751-911X, 2009 , Publisher: Inderscience Publishers ISSN: 1751-911X E-ISSN: 1751-9128 Scopus Coverage Years: from 2008 to Present, SJR (2009): 0.032 SNIP (2009): 0.230,   2009, DOI: 10.1504/IJESDF.2009.027670, EID: 2-s2.0-68649108895

[J.48] Papazoglou, P.M., Karras, D.A., Papademetriou, R.C., “On the efficient implementation of a high performance multi-agent simulation system for modelling cellular communications involving a novel event scheduling algorithm”, International Journal of Simulation: Systems, Science and Technology, Volume 10, Issue 1, January 2009, Pages 42-52, Subject Area: Computer Science: Software , Publisher: United Kingdom Simulation Society, ISSN: 1473-804X E-ISSN: 1473-8031, 2009, Scopus Coverage Years: from 2008 to Present, SJR (2011): 0.100, SNIP (2011): 0.094,   2009, http://ijssst.info/Vol-10/No-1/cover-10-1.htm

 [J.49] G.A.Papakostas, Y.S.Boutalis, D.A.Karras and B.G.Mertzios, “Efficient computation of Zernike and Pseudo-Zernike moments for pattern classification applications”, Pattern Recognition and Image Analysis 20 (1), pp. 56-64,  2010,          Subject Area: Computer Science: Computer Graphics and Computer-Aided Design, Computer Science: Computer Vision and Pattern Recognition, Publisher: Allen Press Inc. ISSN: 1054-6618 Scopus Coverage Years: from 2006 to Present, SJR (2009): 0.034 , SNIP (2009): 0.390,  2010, DOI: 10.1134/S1054661810010050,    EID: 2-s2.0-77952218701

[J.50] Papazoglou, P.M., Karras, D.A., Papademetriou, R.C., “New strategies based on multithreading methodology in implementing ant colony optimization schemes for improving resource management in large scale wireless communication systems”, Journal Studies in Computational Intelligence, Vol 299, pp. 537-578, Subject Area: Computer Science: Artificial Intelligence, Publisher: Springer Verlag ISSN: 1860-949X E-ISSN: 1860-9503, 2010, Scopus Coverage Years: from 2006 to Present, SJR (2009): 0.032 , SNIP (2009): 0.180,   2010, https://link.springer.com/chapter/10.1007/978-3-642-13428-9_27 ,DOI: https://doi.org/10.1007/978-3-642-13428-9_27

[J.51] Papakostas, G.A. , Karras, D.A. , Mertzios, B.G. , Van Ormondt, D. , Graveron-Demilly, D.,“In vivo MRS metabolite quantification using genetic optimization”, IOP Press, journal Measurement Science and Technology, 22 (11), November 2011, Article number 114004, 2011,  Publisher: Institute of Physics and the Physical Society ISSN: 0957-0233 Scopus Coverage Years: from 1990 to Present , SJR (2011): 0.785, SNIP (2011): 1.594,   2011

[J.52] Popa, E., Karras, D.A., Mertzios, B.G., Sima, D.M., De Beer, R., , Van Ormondt, D. , Graveron-Demilly, D.,“Semi-parametric estimation without searching in function space: Application to in vivo metabolite quantitation”, IOP Press, journal Measurement Science and Technology, 22 (11), November 2011, Article number 114014, 2011,  Publisher: Institute of Physics and the Physical Society ISSN: 0957-0233 Scopus Coverage Years: from 1990 to Present , SJR (2011): 0.785, SNIP (2011): 1.594,   2011

[J.53] Papazoglou, P.M., Karras, D.A., Papademetriou, R.C., “On Multi Agent based modeling and control in large scale wireless communication systems for improved resource allocation performance”, Journal Telecommunication Systems, 2013, Vol. 52, issue 3, pp. 1657-1675, Subject Area: Engineering: Electrical and Electronic Engineering, Publisher: Springer Netherlands ISSN: 1018-4864  E-ISSN: 1572-9451, 2013, Scopus Coverage Years: from 2006 to Present, SJR (2011): 0.224, SNIP (2011): 0.867,   2013

[J.54] Filippou, A., Karras, D.A., “Introducing Intelligent Agents Potential into a competent Integral Multi-Agent Sensor Network Simulation Architecture Design”, Journal of Software Engineering and Applications Vol. 6 (07), pp. 42-49, 2013, DOI: 10.4236/jsea.2013.67b008

[J.55] Adam, S.P., Karras, D.A., Magoulas, G.D., Vrahatis, M.N., “Solving the linear interval tolerance problem for weight initialization of neural networks”, Neural Networks, Vol. 54, pp. 17-37, 2014

[J.56] Papazoglou, P.M., Karras, D.A., “A Hardware Based Novel Educational Methodology for Teaching Microprocessor Architectures Using Object Oriented Approach”, International Review on Computers and Software (IRECOS) 10 (10), 2015, Praise Worthy Prize publisher,  pp. 1071-1079, Scopus coverage years 2009- to present   (SJR (SCImago Journal Rank) (2015) : 0.299, IPP (Impact per Publication) (2015) : 0.286, SNIP (Source Normalized Impact per Paper) (2015) : 0.339)

[J.57] Papazoglou, P.M., Karras, D.A., Papademetriou, R.C., “On integrating natural computing based optimization with channel assignment mining and decision making towards efficient spectrum reuse in cellular networks modelled through multi-agent system schemes”, Volume 348, 2016, Pages 783-798, Lecture Notes in Electrical Engineering, Publisher Springer-Verlag, ISSN:1876-1100, Scopus Coverage Years: from 2007 to Present (SJR (SCImago Journal Rank) (2015) 0.122, IPP (Impact per Publication) (2015) : 0.043, SNIP (Source Normalized Impact per Paper) (2015) 0.054) (adapted from International Conference on Wireless Communications, Networking and Applications, WCNA 2014; Shenzen; China; 27 December 2014 through 28 December 2014; Code 154629)

[J.58] Filippou, A., Karras, D.A., “Toward an efficient integral multi-agent sensor network generic simulation system design”, Volume 348, 2016, Pages 371-383, Lecture Notes in Electrical Engineering, Publisher Springer-Verlag, ISSN:1876-1100, Scopus Coverage Years: from 2007 to Present (SJR (SCImago Journal Rank) (2015) : 0.122, IPP (Impact per Publication) (2015) : 0.043, SNIP (Source Normalized Impact per Paper) (2015) : 0.054) (adapted from International Conference on Wireless Communications, Networking and Applications, WCNA 2014; Shenzen; China; 27 December 2014 through 28 December 2014; Code 154629)

[J.59] Papazoglou, P.M., Karras, D.A., “A conceptual multi-agent modeling of dynamic scheduling in wireless sensor networks”, Volume 348, 2016, Pages 385-398, Lecture Notes in Electrical Engineering, Publisher Springer-Verlag, ISSN:1876-1100, Scopus Coverage Years: from 2007 to Present (SJR (SCImago Journal Rank) (2015) : 0.122, IPP (Impact per Publication) (2015) : 0.043, SNIP (Source Normalized Impact per Paper) (2015) : 0.054) (adapted from International Conference on Wireless Communications, Networking and Applications, WCNA 2014; Shenzen; China; 27 December 2014 through 28 December 2014; Code 154629)

[J.60] SP Adam, GD Margoulas, DA Karras, MN Vrahatis, "Interval Methods in Knowledge Representation", International Journal of Uncertainty, Fuzziness and Knowledge-Based Systems Vol. 24, No. 6 (2016) 963–964, World Scientific Publishing Company DOI: 10.1142/S0218488516970072, 2016

[J.61] Stavros P Adam, George D Magoulas, Dimitrios A Karras, Michael N Vrahatis, "Bounding the search space for global optimization of neural networks learning error: an interval analysis approach", Journal of Machine Learning Research, 2016, Volume 17, 1 September 2016, Scopus coverage years from 2001 to Present, Publisher: Microtome Publishing, ISSN:1532-4435E-ISSN:1533-7928, Subject area: Mathematics: Statistics and Probability, CiteScore 2016 3.09, SJR 2015 1.648, SNIP 2015 1.824.

[J.62] Dimitrios A. Karras, M.P. Hanias, “Efficient Multistep Nonlinear Time Series Prediction Involving Deterministic Chaos Based Local Reconstruction Methodologies and Multilayer Perceptron Neural Networks in Diode Resonator Circuits”, journal WSEAS Transactions on Signal Processing, Print ISSN: 1790-5052, E-ISSN: 2224-3488, http://wseas.org/wseas/cms.action?id=12129 , Volume 12, 2016, DOI: 10.5281/zenodo.13787836

[J.63] Dimitrios A Karras, "On Scalable and Efficient Security Risk Modelling of Cloud Computing Infrastructure based on Markov processes", journal ITM Web of Conferences Vol. 9, 03006 (2017), DOI: 10.1051/itmconf/20170903006,· License: CC BY 4.0, (adapted from AMCSE 2016).

[J.64] Rallis C Papademetriou, Dimitrios A Karras, "Towards a Thorough Evaluation Framework of Software Tools Suitable for Small and Medium Size Enterprises Focusing on Modelling and Simulating Business Processes", Lecture Notes in Business Information Processing, Vol. 275, pp. 161-182, Springer, Cham, (2017), Scopus coverage years:from 2008 to Present, Publisher:Springer Verlag, ISSN:1865-1348, Subject area:Business, Management and Accounting: Business and International Management, CiteScore 2016 0.47, SJR 2015 0.205, SNIP 2015 0.411., DOI: 10.1007/978-3-319-57222-2_8, EID: 2-s2.0-85018628063

[J.65] Dimitrios A. Karras, “Towards a Comprehensive Comparison of OFDM and CDMA Techniques”, journal WSEAS Transactions on Communications, Print ISSN: 1109-2742, E-ISSN: 2224-2864, http://wseas.org/wseas/cms.action?id=14938 , Volume 16, 2017,

https://doi.org/10.5281/zenodo.13787807

[J.66] Dimitrios A. Karras, (2017). “On the Complexity Analysis of Message Authentication and Cryptographic Protocol Implementations in Low Cost Embedded Systems”,. INTERNATIONAL JOURNAL OF COMPUTERS, 11, 32–43. https://doi.org/10.5281/zenodo.13774846

[J.67] Dimitrios A Karras, Rallis C Papademetriou, " A Systematic Review of Analytical Management Techniques Applied to Competition Analysis Modeling Towards a Framework for Integrating them with BPM", Lecture Notes in Business Information Processing, vol 309, pp. 166-185, Springer, Cham, (2018), https://doi.org/10.1007/978-3-319-78428-1_9, Scopus coverage years:from 2008 to Present, Publisher:Springer Verlag, ISSN:1865-1348, Subject area:Business, Management and Accounting: Business and International Management, CiteScore 2016 0.47, SJR 2015 0.205, SNIP 2015 0.411, DOI: 10.1007/978-3-319-78428-1_9, EID: 2-s2.0-85044480704

[J.68] Migena Ceyhan, Zeynep Orhan, Dimitrios Karras, "Sosyal Medyadaki Film Yorumlarının Fikir Madenliği ile Otomatik Sınıflaması", Journal IJSS (International Journal of Social Sciences Uluslararası Sosyal Bilimler Dergisi), Volume 4, Issue 20, Pages 1-31, 2020,

http://www.sobider.net/FileUpload/ep842424/File/film_makale_(1).pdf

[J.69] Migena Ceyhan, Zeynep Orhan, Dimitrios Karras, "Sentiment Analysis of Hospital Service Satisfaction",  Journal of Research in Medical and Dental Science, 2020, Volume 8, Issue 5, Copyright CC BY-NC 4.0, Available Online at: www.jrmds.in eISSN No.2347-2367: pISSN No.2347-2545,  pp. 1-9, 2020, https://www.jrmds.in/articles/sentiment-analysis-of-hospital-service-satisfaction.pdf,  WOSUID: WOS:000568679100002

[J.70] Migena Ceyhan, Zeynep Orhan, Dimitrios Karras, "Automatic Classification of Film Reviews on Social Media through Opinion Mining", Journal of Social Research and Behavioral Sciences Sosyal Araştırmalar ve Davranış Bilimleri Dergisi, www.sadab.org, ISSN:2149-178X,  pp. 1-25, 2020, https://doi.org/10.5281/zenodo.13787551

http://www.sadab.org/FileUpload/bs701867/File/ceyhan_movie_reviews.pdf

[J.71] I Chalvatzis, DA Karras, RC Papademetriou, “Reproducible modelling and simulating security vulnerability scanners evaluation framework towards risk management assessment of small and medium enterprises business networks”, Indian Journal of Science and Technology 13 (37), 3910-3943, 2020, https://sciresol.s3.us-east-2.amazonaws.com/IJST/Articles/2020/Issue-37/IJST-2020-868.pdf , DOI: 10.17485/ijst/v13i37.868  

[J.72] A. Filippou, D.A. Karras, “ An efficient Multi-Agent Modelling Scheme of Wireless Sensor Networks (WSN) Towards Improved Performance Evaluation”, International Review on Modelling and Simulations (IREMOS), Praise Worthy Prize publishers, Vol 13, No 6 (2020), pp. 383-393, 2020, SJR 2019 0.38, CitesScore 2019 2.3, DOI: https://doi.org/10.15866/iremos.v13i6.18260

[J.73] Migena Ceyhan, Zeynep Orhan, Dimitrios Karras, "An Approach for Movie Review Classification in Turkish",  European Journal of Formal Sciences and Engineering, July -December 2021, Volume 4, Issue 2, pp. 56-65, 2021, http://journals.euser.org/files/articles/ejef_v4_i2_20/Ceyhan.pdf, 

https://revistia.org/files/articles/ejfe_v4_i2_21/Ceyhan.pdf

DOI: 10.26417/328uno67t

[J.74] Lalitha R, Kanimozhi Suguna S, Saravanan J, Shanthosh K P Vigneshwar K, and Dimitrios A. Karras. (2021). “Towards Secure Electronic Voting Using An Improved Face Recognition Model For Electoral Fraud Detection”,. International Journal of Future Generation Communication and Networking ( IJFGCN), 14(1), 2803–2810.

https://doi.org/10.5281/zenodo.13829368

[J.75] Lalitha R, Anto Arockia Rosaline, Kanimozhi Suguna S, Dimitrios A. Karras, Sagayasree Z, and Sushant Arunachalam (2021). “Automating the Railway Track Inspection Process through Drone Technology using state-of-the-art Deep Learning Techniques”. International Journal of Future Generation Communication and Networking (IJFGCN), 14(1), 2811–2823. https://doi.org/10.5281/zenodo.13829298

[J.76] Ali Rizwan, Suhail H. Serbaya, Muhammad Saleem, Hemaid Alsulami, Dimitrios A. Karras and Zobia Alamgir, “A preliminary analysis of the perception gap between employers and vocational students for career sustainability”, International Journal Sustainability, MDPI publishers, Open Access, Volume 13, Issue 20, October-2 2021 Article number 11327, https://doi.org/10.3390/su132011327 , https://www.scopus.com/record/display.uri?src=s&origin=cto&ctoId=CTODS_1405623997&stateKey=CTOF_1405623993&eid=2-s2.0-85117201033

[J.77] Wenzhong Xia, Rahul Neware, S. Deva Kumar, Dimitrios A. Karras & Ali Rizwan, “An optimization technique for intrusion detection of industrial control network vulnerabilities based on BP neural network”, International Journal of Systems Assurance Engineering and Management (Int J Syst Assur Eng Manag), Springer (2022). https://doi.org/10.1007/s13198-021-01541-w,

https://link.springer.com/article/10.1007%2Fs13198-021-01541-w#citeas

[J.78] Shuguang Zhang, Kode Srividya, Ismail Kakaravada, Dimitrios A. Karras, Vishal Jagota, Inamul Hasan, Abdul Wahab Rahmani, "A Global Optimization Algorithm for Intelligent Electromechanical Control System with Improved Filling Function", Scientific Programming, Hindawi, vol. 2022, Article ID 3361027, 10 pages, 2022. https://doi.org/10.1155/2022/3361027

[J.79] Shahid Ullah;  Farhan Ullah;  Dimitrios A. Karras,  Wajeeha Rahman;  Gulzar Ahmad;  Muhammad Ijaz;  Tianshun Gao, “CRDB: A Centralized Cancer Research Database and an example use case mining correlation statistics of cancer and covid-19”, JMIR Cancer. 2022 Apr 10. doi: 10.2196/35020. Epub ahead of print. PMID: 35430561.

[J.80] S. Rajarajeswari, C. Umarani, Anil Audumbar Pise, Dimitrios A. Karras, M. P. Karthikeyan, Sajjad Shaukat Jamal, Reynah Akwafo, "Error Concealment in the Density Field of a Spatiotemporal Image Sequence", Computational Intelligence and Neuroscience, Hindawi, vol. 2022, Article ID 4657431, 10 pages, 2022. https://doi.org/10.1155/2022/4657431

[J.81] Anil Audumbar Pise, Mejdal A. Alqahtani, Priti Verma, Purushothama K, Dimitrios A. Karras, Prathibha S, Awal Halifa, "Methods for Facial Expression Recognition with Applications in Challenging Situations", Computational Intelligence and Neuroscience, vol. 2022, Article ID 9261438, 17 pages, 2022. https://doi.org/10.1155/2022/9261438

[J.82] Rizwan AlI, Karras Dimitrios, Dighriri Mohammed,  Kumar Jitendra , Dixit Ekta ,  Jalali Asadullah , Mahmoud Amena. (2022). “Simulation of IoT-based Vehicular Ad Hoc Networks (VANETs) for Smart Traffic Management Systems”. Wireless Communications and Mobile Computing, Hindawi, 2022. 1-11. https://doi.org/10.1155/2022/3378558 

[J.83] Vivek Parashar, Ramgopal Kashyap, Ali Rizwan, Dimitrios Karras, Gilder Cieza Altamirano, Ekta Dixit, Fardin Ahmadi, “Aggregation based Dynamic Channel Bonding to Maximize the Performance of Wireless Local Area Networks (WLAN)”, Wireless Communications and Mobile Computing, Hindawi, 2022, Wireless Communications and Mobile Computing Volume 2022, Article ID 4464447, 11 pages, https://doi.org/10.1155/2022/4464447

[J.84] Ali Rizwan, Dimitrios A. Karras, Jitendra Kumar, Manuel Sanchez-Chero, Marlon Martı´n Mogollo´n Taboada and Gilder Cieza Altamirano, “An Internet of Things (IoT) Based Block Chain Technology to Enhance the Quality of Supply Chain Management (SCM)”, Hindawi, 2022, Mathematical Problems in Engineering Volume 2022, Article ID 9679050, 12 pages, https://doi.org/10.1155/2022/9679050

[J.85] Kapil Shrivastava, Veerasamy Saravanan, Ali Rizwan, Dimitrios A. Karras, Jitendra Kumar, Mohammed Dighriri, “Collaborative learning-assisted recommendation of social trust over Web of Things”, IET Communications, published by John Wiley & Sons Ltd on behalf of The Institution of Engineering and Technology, DOI:10.1049/cmu2.12533 Corpus ID: 253901133, IET Commun.2022;1–11, 2022.

[J.86] Pasias, V., Karras, D.A., & Papademetriou, R.C. (2022). “Advances in Survivability-supported Framework for Traffic Engineering in Multi-service Backbone Networks”, WSEAS TRANSACTIONS ON SYSTEMS, Vol. 21,  DOI:10.37394/23202.2022.21.32,  Corpus ID: 256537883, pp.294-303

[j.87] Estela Pogaçe; Dimitrios A. Karras (2022), “On A* Graph Search Algorithm Heuristics Implementation Towards Efficient Path Planning in the Presence of Obstacles”, International Journal of Innovative Technology and Interdisciplinary Sciences, 2022-11-24 | Journal article DOI:  10.15157/IJITIS.2022.5.4.1033-1051, https://ijitis.org/index.php/ijitis/article/view/177

[J.88] Congru Liu, Mingsen Lin, Kayhan Zrar Ghafoor, Mustafa Zuhaer Nayef Al-Dabagh and Dimitrios A. Karras, “Optimization of Building Construction Control System Based on Nonlinear Image Enhancement”, Computer-Aided Design & Applications, 20(S3), 2023, 213-224, 2023 CAD Solutions, LLC, http://www.cad-journal.net ,  DOI:10.14733/cadaps.2023.s3.213-224 Corpus ID: 251874207

[J.89] Puja Das, Moutushi Singh, Dimitrios A. Karras & Deepsubhra Guha Roy (2023) “Block-A-City: An Agricultural Application Framework Using Blockchain for Next-Generation Smart Cities”, IETE Journal of Research, Taylor-Francis, 2023, DOI: 10.1080/03772063.2022.2162982

[J.90] Elezi, Armando and Dimitrios Alexios Karras. “On Detailed Network Systems Configuration Management Automation using Python.” WSEAS TRANSACTIONS ON COMMUNICATIONS (2023), Vol. 22, no 1, DOI:10.37394/23204.2023.22.1, Corpus ID: 257607810, pp. 1-16

[J.91] N Karamela and Dimitrios Alexios Karras. “A Comparative Analysis of OSPF and EIGRP Routing Protocol Evaluation” Journal of Transactions in Systems Engineering (JTSE), Vol. 1 No. 2 (2023), DOI: https://doi.org/10.15157/JTSE.2023.1.2.73-103 , pp. 73-103

[J.92] Karras, D. A. (2023). “On state-of-the-art research trends in Albania regarding digitalization. Automation and sustainable development”. CRJ, 1(1), pp.20–39. https://doi.org/10.59380/crj.v1i1.2753

[J.93] Geetha K., Malaya Kumar Hota and Dimitrios A. Karras (2023), “A novel approach for seismic signal denoising using optimized discrete wavelet transform via honey badger optimization algorithm”, Journal of Applied Geophysics, Volume 219, 2023, ISSN 0926-9851, https://doi.org/10.1016/j.jappgeo.2023.105236 .(https://www.sciencedirect.com/science/article/pii/S0926985123003142 )

[J.94] Cakrani Edmira, Shqau Gjergji and Karras, Dimitrios Alexios (2024), “Economics of corruption: The demand side case of Western Balkan countries”, International Journal of Applied Economics, Finance and Accounting, Volume 18, Issue 2, Pages 401 – 410, ISSN 2577767X, DOI:

https://doi.org/10.33094/ijaefa.v18i2.1413 ,  Publisher Online Academic Press, 26 January 2024

[J.95] A. Chitra,. R. Rajpriya, Dimitrios A. Karras, Narayana Reddy Bommu Sridharlakshm (2024). “An Exhaustive Study of Parasitic Organisms and Pathological Effects on Human Health”, AVE Trends in Intelligent Health Letters, 1(1), 10–18. https://doi.org/10.5281/zenodo.13774745

[J.96] Thakur, S., Paul, D., Oruganti, S. K., & Karras, D. A. (2024). Modelling of Whispering Gallery Mode Resonators for Dielectric Measurement Applications. SPAST Reports, 1(4), Retrieved from https://spast.org/ojspath/article/view/4892 , DOI: 10.69848/sreports.v1i4.4892

[J.97] Karras, D. A., Peroumal, V. K., Paul, D., & Oruganti, S. K. (2024). Novel TE01δ Dielectric Resonator Design: Fabrication Simplicity and Frequency Tunability. SPAST Reports, 1(4). Retrieved from https://spast.org/ojspath/article/view/4967 , DOI: 10.69848/sreports.v1i4.4967

[J.98] Enriko Ceko, Reis Mulita, Dimitrios A. Karras*. (2024). A Quality Management Approach of the Relationship between the Innovation Index and the Business 2 Consumer E-Commerce Index, and a Comparative Analysis for Western Balkans. Pakistan Journal of Life and Social Sciences,

www.pjlss.edu.pk , Pak. j. life soc. Sci. (2024), 22(2): pp. 3709-3732, E-ISSN: 2221-7630;P-ISSN: 1727-4915, (Scopus Indexed) DOI: https://doi.org/10.57239/PJLSS-2024-22.2.00271 , Retrieved from https://pjlss.edu.pk/pdf_files/2024_2/3709-3732.pdf

[J.99]  Ceko, E., Mulita, R., & Karras, D. A. (2024). “On relations between the index of innovation and the b2c e-commerce index (a regressive analysis), using a quality management holistic approach, as well as descriptive statistics for western Balkans”,  Financial Engineering journal, 2024 Nov 4;2., DOI: 10.37394/232032.2024.2.34, https://www.wseas.com/journals/fe/indexing.php , https://wseas.com/journals/articles.php?id=9728

UNDER REVISIONS

[J.R1] D.A. Karras, E.J Hatzakis and N. Paritsis, "Efficient Neural Network Systems for Psychiatric Diagnosis", IEEE Trans. Neural Networks

[J.R2] D.A. Karras, I. Koutsias, “An Improved Subject Classification Methodology for Internet And Intranet Applications Using Neural Networks”, Pattern Recognition journal

[J.R3] D.A. Karras, “An Improved Feature Extraction Technique for Neural Networks Applications in Management and Biomedical Problems”, Neural, Parallel and Scientific Computations journal

[J.R4] D.A. Karras, “An On-line Efficient Constrained Training Algorithm with Applications to Management problems”, Neural, Parallel and Scientific Computations journal

[J.R5] D.A. Karras, K. Hatzakis, E. Hatzakis and N. Paritsis, “Transactional Analysis Based Prediction of Job Performance in Organizations”, Journal of Applied Psychology

[J.R6] V. Zorkadis and D.A Karras, “Evaluation of One-Way Hash Functions for Security Management in e-Commerce Communication Systems Based on Supervised Neural Network Models”, Neural Network World journal, ACCEPTED.

[J.R7] D.A Karras and V. Zorkadis, “Unsupervised Neural Network Models in Evaluating Message Digests for Security Management of e-Commerce Communication Systems”, Neural, Parallel and Scientific Computations journal, ACCEPTED

Books and book chapters

[Β.1] Mertzios, B. G., & Karras, D. A. (1999). “On applying fast and efficient methods in pattern recognition”,. NATO ASI SERIES F COMPUTER AND SYSTEMS SCIENCES, 174, 91-110, IOS press, IN BOOK “Signal Processing for Multimedia”, ISBN: 978-90-5199-460-5., .                                       DOI: 10.5281/zenodo.13836750. 

[Β.2]  G.D. Magoulas, S.A. Karkanis, D.A. Karras, “A Comparison of Textural Descriptors for Classification Schemes based on neural networks, EID: 2-s2.0-4944235414

V. Zorkadis, D.A. Karras, “Effective Random Number Generation for Simulation Analyses based on neural networks”., EID: 2-s2.0-4944255247

D.A. Karras, V. Zorkadis, “Recurrent Neural Network Models for Improved (Pseudo) Random Number Generation in Computer Security Applications”, EID: 2-s2.0-4944250777

V. Zorkadis, D.A. Karras, “A model for analyzing security parameters in computing and communication infrastructures”, http://www.scopus.com/inward/record.url?eid=2-s2.0-4944246687&partnerID=MN8TOARS, EID: 2-s2.0-4944246687

In Computers and Computational Engineering in Control, World Scientific, 1999, edited by N.E. Mastorakis, ISBN: 960-8052-12-2.

[B.3] V. Zorkadis and D.A. Karras, “Requirements for Privacy - Enhancing Electronic Copyright Management Systems”, http://www.wseas.us/e-library/conferences/crete2001/papers/776.pdf

D.A. Karras, V. Zorkadis, "Neural Network Techniques for Improved Intrusion Detection in Communication Systems",, https://www.semanticscholar.org/paper/Neural-Network-Techniques-for-Improved-Intrusion-in-Karras-Zorkadis/8de3c5041d667e183b5bb1044999ae7fa8cb17c3,

http://www.wseas.us/e-library/conferences/crete2001/papers/778.pdf

In Communications World, World Scientific-WSES Editions, 2001, edited by N.E. Mastorakis, ISBN: 960-8052-38-6

[Β.4] Dimitrios A. Karras, Stamatios Voliotis, Maria Rangoussi, Apostolos Kokkosis, “Proceedings of the International Conference  IWSSIP  2005, 12th INTERNATIONAL WORKSHOP ON SYSTEMS, SIGNALS & IMAGE PROCESSING”, Inderscience Enterprises Ltd, Email: info@inderscience.com, IBSN: 0-907776-20-5, (Print), IBSN: 0-907776-21-3 (Online), IBSN: 0-907776-22-1 (CD-Rom), Sept. 2005, EID: 2-s2.0-32544458235

[B.5] KARRAS, D. A. et al. (2007,July 30). “Proceedings of the International Conference on Artificial Intelligence and Pattern Recognition 2007 (AIPR-07)”, International Conference on Artificial Intelligence and Pattern Recognition 2007 (AIPR-07), ORLANDO, USA. https://doi.org/10.5281/zenodo.13825085

[B.6] KARRAS, D.A. et al. ,  (2008, June 30), “Proceedings of the International Conference on Automation, Robotics and Control Systems 2008 (ARCS-08)”, International Conference on Automation, Robotics and Control Systems 2008 (ARCS-08), ORLANDO, USA. https://doi.org/10.5281/zenodo.13823291

[B.7] Karras, D.A. et al. (2009, July 31), “Proceedings of the International Conference on Artificial Intelligence and Pattern Recognition 2009 (AIPR-2009)”, International Conference on Artificial Intelligence and Pattern Recognition 2009 (AIPR-2009), ORLANDO, USA. https://doi.org/10.5281/zenodo.13822816

[Β.8] Dimitrios A. Karras, “Proceedings of the International Conference  IWSSIP  2009, 16th INTERNATIONAL WORKSHOP ON SYSTEMS, SIGNALS & IMAGE PROCESSING”, IEEE Press, 2009, https://ieeexplore.ieee.org/xpl/conhome/5367684/proceeding ,IEEE Catalog Number: CFP0955E, ISBN: 978-1-4244-4530-1, Library of Congress: 2009903804, DOI: 10.1109/IWSSIP15509.2009

[B.9] In Book Series Communications in Computer and Information Science, Springer Verlag 121 CCIS, 2010, pp. 245-286

[B.9.1]  Karras, D.A., Hanias, M.P., “Improved nonlinear time series forecasting using non linear analysis techniques and RBF neural networks for MRS signals and chaotic diode resonator circuits”,  2010,  Communications in Computer and Information Science,  Springer Verlag 121 CCIS, pp. 245-256, DOI: 10.1007/978-3-642-17625-8_25, EID: 2-s2.0-78650766069

[B.9.2] Papakostas, G.A., Karras, D.A., Mertzios, B.G., Graveron-Demilly, D., Van Ormondt, D., “A constrained genetic algorithm with adaptively defined fitness function in MRS quantification”,  2010,  Communications in Computer and Information Science, Springer Verlag 121 CCIS, pp. 257-268, DOI: 10.1007/978-3-642-17625-8_26, EID: 2-s2.0-78650767544

[B.9.3] Tsiafoulis, S., Zorkadis, V.C., Karras, D.A., "A neural-network clustering-based algorithm for privacy preserving data mining”,  2010,  Communications in Computer and Information Science , Springer Verlag 121 CCIS, pp. 269-276 , DOI: 10.1007/978-3-642-17625-8_27, EID: 2-s2.0-78650791902

  [B.9.4] Filippou, A., Karras, D.A., Papazoglou, P.M., Papademetriou, R.C. “On a novel simulation framework and scheduling model integrating coverage mechanisms for sensor networks and handling concurrency”, 2010,  Communications in Computer and Information Science,  Springer Verlag 121 CCIS, pp. 277-286, DOI: 10.1007/978-3-642-17625-8_28, EID: 2-s2.0-78650787886

[Β.10]   in book Emerging Trends in Computational Biology, Bioinformatics, and Systems Biology: Algorithms and Software Tools, August 07, 2015, Pages 537-560, published by Elsevier, (https://www.scopus.com/record/display.uri?eid=2-s2.0- 84944581343&origin=recordpage ), editors: Tran, Q.-N., Arabnia, H.R.

    Papakostas,G.A., Karras,D.A., Mertzios,B.G.,van Ormondt, D.,Graveron-Demilly, D., “Two-Stage Evolutionary Quantification of In Vivo MRS Metabolites”, Part of DOI: 10.1016/B978-0-12-802508-6.00030-2

[Β.11]   in book Artificial Intelligence (AI), May 2021, Pages 1-58, published by Taylor Francis, CRC Press, (https://www.taylorfrancis.com/chapters/edit/10.1201/9781003005629-1/advances-large-scale-systems-simulation-modelling-using-multi-agent-architectures-optimized-artificial-intelligence-techniques-improved-concurrency-supported-scheduling-mechanisms-application-wireless-systems-simulation-papazoglou-dimitrios-alexios-karras ),.

         P.M. Papazoglou, Dimitrios Alexios Karras, “Advances in Large-Scale Systems Simulation Modelling Using Multi-Agent Architectures Optimized with Artificial Intelligence Techniques for Improved Concurrency-Supported Scheduling Mechanisms with Application to Wireless Systems Simulation, DOI: 10.1201/9781003005629-1

         1st Edition, First Published 2021, Imprint CRC Press, Pages 58, eBook ISBN:9781003005629

[B.12] Karras, D.A., Oruganti, S.K., & Ray, S. (Eds.). (2023). Engineering, Science, and Sustainability: Advancements in Technology and Techniques (1st ed.). CRC Press. https://doi.org/10.4324/9781003388982

[B.13]  Karras, D.A., Oruganti, S.K., & Ray, S. (Eds.). (2023). Emerging Trends and Innovations in Industries of the Developing World: A Multidisciplinary Approach (1st ed.). CRC Press. https://doi.org/10.1201/9781003457602,ISBN:978-100381954-7, 978-103260103-8, Pages 1 – 275, 28 September 2023

[B.14]  Karras, D.A., Oruganti, S.K., & Ray, S. (Eds.). (2023). Interdisciplinary Perspectives on Sustainable Development: Achieving the SDGs through Education, Wellbeing, and Innovation (1st ed.). CRC Press. https://doi.org/10.1201/9781003457619

[B.15]  Debajit Mishra, Muskan Jindal, Dimitrios A. Karras ; Pithy & Comprehensive Review of Practical and Literal Models, in book Pragmatic Internet of Everything (IOE) for Smart Cities: 360-Degree Perspective (2023), Pp: 14-39, Bentham Science Publisher,

          https://doi.org/10.2174/9789815136173123010004

[B.16]   Alex Khang; Shashi Kant Gupta; Sita Rani and Dimitrios A. Karras (2023).  Smart Cities: IoT Technologies, Big Data Solutions, Cloud Platforms, and Cybersecurity Techniques (2023), pages 406, CRC Press,

          DOI: http://dx.doi.org/10.1201/9781003376064 , ISBN: 9781003376064

[B.17]  K. Sheela Sobana Rani, Dattathreya, Shubhi Jain, Nayani Sateesh, M. Lakshminarayana and Dimitrios Alexios Karras (2023), Construction and Evaluation of Deep Neural Network-based Predictive Controller for Drug Preparation, in book AI and IoT-based Intelligent Health Care & Sanitation (2023), Bentham Science Publisher, Pp: 65-82 (18), DOI: https://doi.org/10.2174/9789815136531123010007 , Chapter - Construction and Evaluation of Deep Neural Network-based Predictive Controller for Drug Preparation | Bentham Science (eurekaselect.com) (https://www.eurekaselect.com/chapter/19034 )

[B.18]  Simon X. Yang, Dimitrios A. Karras, (Eds.). (2023). PROCEEDINGS VOLUME 12717, 3rd International Conference on Artificial Intelligence, Automation, and High-Performance Computing (AIAHPC 2023), 31 March - 2 April 2023, Publisher  SPIE , ISSN: 0277-786X, ISSN: 1996-756X (electronic), ISBN: 9781510666573, ISBN: 9781510666580 (electronic), DOI:https://doi.org/10.1117/12.2689266,, Published: 21 July 2023,

          https://nanolithography.spiedigitallibrary.org/conference-proceedings-of-spie/12717.toc#FrontMatterVolume12717

[B.19] Dimitrios A. Karras, Srinesh Thakur and Sai Kiran Oruganti (2024), Integrating Advancements in Education, and Society for Achieving Sustainability: Research and Evidence-Based Strategies from the Developing world,  published by Routledge, 4 Park Square, Milton Park, Abingdon, Oxon OX14 4RN, (Routledge is an imprint of the Taylor & Francis Group), ISBN: 978-1-032-70841-6 (pbk), ISBN: 978-1-032-70846-1 (ebk), DOI: 10.4324/9781032708461, https://www.researchgate.net/profile/Indrajit-Patra-2/publication/375824156_Integrating_Advancements_in_Education_and_Society_for_Achieving_Sustainability_Research_and_Evidence-Based_Strategies_from_the_Developing_world_Edited_by/links/655dff50b1398a779da81c44/Integrating-Advancements-in-Education-and-Society-for-Achieving-Sustainability-Research-and-Evidence-Based-Strategies-from-the-Developing-world-Edited-by.pdf

[B.20] Dimitrios A. Karras, Srinesh Thakur and Sai Kiran Oruganti (2024), Advancements in Science and Technology for Healthcare, Agriculture, and Environmental Sustainability: A Review of the Latest Research and Innovations, , published by Routledge, 4 Park Square, Milton Park, Abingdon, Oxon OX14 4RN, (Routledge is an imprint of the Taylor & Francis Group), ISBN: 978-1-032-70832-4 (pbk), ISBN: 978-1-032-70834-8 (ebk), DOI: 10.1201/9781032708348, https://www.researchgate.net/profile/Indrajit-Patra-2/publication/375823784_Advancements_in_Science_and_Technology_for_Healthcare_Agriculture_and_Environmental_Sustainability_A_Review_of_the_Latest_Research_and_Innovations_Edited_by/links/655dfe583fa26f66f41f3b22/Advancements-in-Science-and-Technology-for-Healthcare-Agriculture-and-Environmental-Sustainability-A-Review-of-the-Latest-Research-and-Innovations-Edited-by.pdf

[B.21] Karras, D. A., Thakur, S., & Oruganti, S. K. (Eds.). (2024). Advancements in Business for Integrating Diversity, and Sustainability: International Analytics Conference 2023 IAC 2023 February 2& 3, 2023| Virtual Conference selected papers, Publisher Taylor & Francis, 2024, ISBN:1040001777, 9781040001776, Length: 320 pages

https://books.google.al/books?hl=en&lr=&id=s7oIEQAAQBAJ&oi=fnd&pg=PP1&ots=IZncSImpwv&sig=_tl6w7rXOg5XUg5ovrNeCAv56-I&redir_esc=y#v=onepage&q&f=false .

         Book title: “Advancements in Business for Integrating Diversity, and Sustainability Towards a More Equitable and Resilient Businesses in the Developing World", ISBN 9781032708294, 320 Pages, Published March 1, 2024 by Routledge,

        https://www.routledge.com/Advancements-in-Business-for-Integrating-Diversity-and-Sustainability-International-Analytics-Conference-2023--IAC-2023-February-2-3-2023--V/AKarras-Thakur-Oruganti/p/book/9781032708294

[B.22]   Yannis Manolopoulos, Giuliani Donatella, Maria Virvou, Domenico Talia, Vassilis C Gerogiannis, Valentina E Balas, Ke-Lin Du, Igor Miladinovic, Lihua Chen, George Kakarontzas, Jang Eui Hong, Antonio Muñoz, Huosheng Hu, Hiroshi Hosobe, Dimitrios A Karras, Ashraf Tahat, Constantinos Constantinides, Wolfgang Bein, Sergiu Dascalu, Daniel Lucrédio, Sigrid Schefer-Wenzl, Bin Xue (eds.) (2023), "Proceedimgs of the 2023 International Conference on Intelligent Management and Software Engineering (IMSE)", IEEE Computer Society, IEEE DIgital Library, Rome, Italy, 2023, doi: 10.1109/IMSE61332.2023.00006, ISBN: 979-8-3503-9414-6, https://www.computer.org/csdl/proceedings-article/imse/2023/941400z013/1VOAgLM85W0

[B.23]   Milan Tuba, Dimitrios A Karras, Nikolaos Karadimas eds. (2023), "Proceedings of the 2023 International Conference on Control, Artificial Intelligence, Robotics & Optimization (ICCAIRO)", IEEE Computer Society, IEEE Digital Library, Crete, Greece, 2023,                                    DOI:10.1109/ICCAIRO58903.2023.00008                                                                                                                      url: https://doi.ieeecomputersociety.org/10.1109/ICCAIRO58903.2023.00008 , ISBN: 979-8-3503-0091-8,

https://www.computer.org/csdl/proceedings-article/iccairo/2023/009100z011/1Qzh0FNqWLm

[B.24]   Oruganti, S. K., Karras, D. A., & Thakur, S. S (Eds.). (2024). Advancing Sustainable Science and Technology for a Resilient Future, Publisher  CRC Press, 2024,                                      ISBN:   1040046819, 9781040046814, Length: 500 pages

https://books.google.al/books?hl=en&lr=&id=JxcLEQAAQBAJ&oi=fnd&pg=PP1&ots=CH3Nq9rEWp&sig=SmPsRNSnsuTrsqQXWbe4JTgz9KQ&redir_esc=y#v=onepage&q&f=false

[B.25]  Selvarajan, Annamalai and Nagamani, Sangeetha and Kumar A., Suresh and Dommaraju, Tejavarma and Gandhodi, Harsha Vardhan and Karras, Dimitrios A. (2024). Emerging Implications of Metaverse Healthcare Analysis to the Individual and the Society, in book: Ubiquitous Computing and Technological Innovation for Universal Healthcare,  Publisher  IGI Global, 08/2024, ISBN=9798369322697, ISSN=2327-9370, url=http://dx.doi.org/10.4018/979-8-3693-2268-0.ch005, DOI=10.4018/979-8-3693-2268-0.ch005, pp.89–126.

https://www.igi-global.com/chapter/emerging-implications-of-metaverse-healthcare-analysis-to-the-individual-and-the-society/353220

[B.26]  Sanjay Yadav, Yogendra Arya, Shailesh M. Pandey, Noredine Gherabi, Dimitrios A. Karras (Eds.). (2024). Proceedings of 3rd International Conference on Artificial Intelligence, Robotics, and Communication (ICAIRC 2023), Publisher  Springer Nature, 2024, Part of the book series: Lecture Notes in Electrical Engineering (LNEE, volume 1172),                                  DOI:https://doi.org/10.1007/978-981-97-2200-6, Hardcover ISBN: 978-981-97-2199-3, Published: 19 June 2024, https://link.springer.com/book/10.1007/978-981-97-2200-6#overview

[B.27]   Dimitrios A. Karras, Mehdi Gheisari, (Eds.). (2024). Proceedings Volume 13175, International Conference on Computer Network Security and Software Engineering (CNSSE 2024),. 23-25/2/2024, Sanya, China, Publisher  SPIE,  ISSN: 0277-786X, ISSN: 1996-756X (electronic), ISBN: 9781510680234, ISBN: 9781510680241 (electronic)),                                           DOI: https://doi.org/10.1117/12.3034307  ,, Published: 7 June 2024, https://spie.org/Publications/Proceedings/Volume/13175#_=_ 

          https://www.spiedigitallibrary.org/conference-proceedings-of-spie/13175/1317501/Front-Matter-Volume-13175/10.1117/12.3034307.full?webSyncID=2367568e-1d20-19be-424d-b34620540bee&sessionGUID=3b6087e5-1132-b551-b64c-d4e468299ee4#_=_

[B.28] Parikshit N. Mahalle, Dimitrios A. Karras, (Eds.). (2024). Proceedings Volume 13222, International Conference on Signal Processing and Communication Security (ICSPCS 2024)), 7-9/6/2024, Chengdu, China, Publisher  SPIE,  ISSN: 0277-786X, ISSN: 1996-756X (electronic), ISBN: 9781510681699, ISBN: 9781510681705 (electronic),                                               DOI: https://doi.org/10.1117/12.3039283  ,, Published: 22 July 2024, https://spie.org/Publications/Proceedings/Volume/13222#_=_

          https://www.spiedigitallibrary.org/conference-proceedings-of-spie/13222/1322201/Front-Matter-Volume-13222/10.1117/12.3039283.full?webSyncID=2367568e-1d20-19be-424d-b34620540bee&sessionGUID=e4d0ea45-20b3-5e02-2236-67885c7b5c95#_=_  

[B.29]  Shashi Kant Gupta, Dimitrios A. Karras, Rajesh Natarajan, eds. (2024), "Revolutionizing Healthcare: AI Integration with IoT for Enhanced Patient Outcomes", Publisher Springer Cham, DOI: https://doi.org/10.1007/978-3-031-65022-2 , Hardcover ISBN: 978-3-031-65021-5, Published: 24 September 2024, https://link.springer.com/book/10.1007/978-3-031-65022-2 , Series Title: Information Systems Engineering and Management, Softcover ISBN: 978-3-031-65024-6, eBook ISBN: 978-3-031-65022-2, Series ISSN:3004-958X, Series E-ISSN: 3004-9598

Refereed International Conference Proceedings        

[Cnf.1] D.A.Karras, S.J.Varoufakis, G.E.Antoniou and G.B,Carayannis "Hopfield-Tank Neural Net:Walsh to Fourier Transform" NEURONET 90, pp. 233-235

[Cnf.2]  N.Gaitanis and D.A.Karras, "A fast and efficient pattern  classifier", NEURONET 90, pp.92-93

[Cnf.3]  N.Gaitanis and D.A.Karras, "A low cost pattern classifier based on coding techniques", INNC 90 (IEEE Conference on Neural Networks), San Diego, 17-21 June 1990, USA, Vol.II, pp.203-208, WOSUID: WOS:A1990BS06N00166, DOI: 10.1109/ijcnn.1990.137717

[Cnf.4]  D.A.Karras, S.J.Varoufakis "A Neural Network for estimating the  parameters of multiple  sinusoids", presented in the IJCNN '92, Baltimore U.S.A, IEEE and INNS Conference on Neural  Networks, Vol.II,  pp. 1005-1010, June 7-11, 1992.,, DOI: 10.1109/IJCNN.1992.226856

[Cnf.5]  N. Gaitanis, G. Kapogianopoulos and D.A. Karras, "Minimum Distance Pattern Classifiers Based On A New Distance Metric", ICANN-93, Amsterdam, 1993 pp. 1021-1022, DOI: 10.1007/978-1-4471-2063-6_303

[Cnf.6] D. A. Karras, S. J. Perantonis and S. J. Varoufakis (1993), "Constrained learning: A new approach to pattern classification". Proceedings of World Congress on Neural Networks (Oregon, USA, July 1993), 4, 235-238, WOSUID: WOS:A1993BA45X00050

[Cnf.7]  B. Gatos, D. A. Karras and S. J. Perantonis (1993), "Optical character recognition using novel feature extraction and neural network classification techniques". Proceedings of the Workshop on Neural Network Applications and Tools, (Liverpool, UK, September 1993), 65-72. IEEE Comp. Soc. Press., DOI: 10.1109/NNAT.1993.586055

[Cnf.8]  S. J. Varoufakis, S. J. Perantonis and D. A. Karras (1993), "A family of efficient learning algorithms for feedforward networks based on constrained optimization techniques". Invited plenary paper, Proceedings of NEURONET' 93 (Prague, Czech Republic, September 1993).

[Cnf.9]  D. A. Karras and S. J. Perantonis (1993), "Comparison of learning algorithms for feedforward networks in large scale networks and problems". Proceedings of the International Joint Conference on Neural Networks (IEEE & INNS) (Nagoya, Japan, October 1993), 532-535, WOSUID: WOS:A1993BA47B00126

[Cnf.10]  S. J. Perantonis and D. A. Karras (1993), "A fast constrained learning algorithm based on the construction of suitable internal representations". Proceedings of the International Joint Conference on Neural Networks (IEEE & INNS) (Nagoya, Japan, October 1993), 536-539., DOI: 10.1109/ijcnn.1993.713971

[Cnf.11] D. A. Karras, S. J. Perantonis and S. J. Varoufakis (1994), "An efficient constrained learning algorithm for optimal linear separability of the internal representations". Proceedings of IEEE World Congress on Computational Intelligence - IEEE International Conference on Neural Networks (Orlando, USA, June 1994), 285-289., DOI: 10.1109/icnn.1994.374176

[Cnf.12] N. Gaitanis, D. A. Karras and S. J. Perantonis (1994), "Encoding of characters for OCR applications". Proceedings of IEEE World Congress on Computational Intelligence - IEEE International Conference on Neural Networks (Orlando, USA, June 1994), 3866-3871, DOI: 10.1109/icnn.1994.374828

[Cnf.13] N. Gaitanis, G. Kapogianopoulos, and D. A Karras (1993), "Pattern Classification Using a Generalized Hamming Distance Metric". Proceedings of WCNN-93 (INNS Conference on Neural Networks), Portland, Oregon, USA, 1993, IV260-IV263., DOI: 10.1109/ijcnn.1993.716782

[Cnf.14] A. Benaki, B. Gatos, I. Karamani, D. A. Karras, S. Perantonis, N. Vassilas and N. Gaitainis (1994). "A robot hand-eye coordination system for 3-D object recognition using novel neural networks trained with multiview moments". Proceedings of the European Robotics and Intelligence Systems Conference (EURISCON' 94) (Malaga, Spain, August 1994), 1692-1701. 

[Cnf.15] S. Perantonis, D. A. Karras, S. Varoufakis, I. Magnin, M. T. Nguyen and S. Mensah (1994). "Tracking of cardiac boundaries in ultrasonic images using neural network techniques". Presented at the 3rd European Conferene on Engineering and Medicine (Florence, Italy, April 1995).

[Cnf.16] E.J. Hatzakis, D.A Karras, P.E. Tziannos, N. Paritsis. "Computer Aided Psychiatric Diagnosis",  EPY-1995, 12/95

[Cnf.17] D.A. Karras, E.J. Hatzakis, P.E. Tziannos, N. Paritsis. "Neural Networks in Multidimensional Problems: A Case Study for Questionnaire Classification",  ICNN-1995, 11/95, Perth Western Australia, EID: 2-s2.0-0029487309

[Cnf.18] A. Benaki, B. Gatos, I. Karamani, D.A. Karras, S.J. Perantonis, N. Vassilas, H. Harou and S. Varoufakis. "A Sensor Driven Robot Arm for Playing Chess", EPY-1995, 12/95

[Cnf.19] S. Perantonis and D.A. Karras. "Tracking of cardiac boundaries in ultrasonic images using neural network and ARIMA modelling techniques",  presented at the IEEE Conference on Neural Networks (ICNN96), Washington DC, 1-7/6/96, 10.1109/ICNN.1996.548972.

[Cnf.20] D.A. Karras, S. Karkanis and B.G. Mertzios. "Texture Discrimination for Quality Control Using Wavelet and Neural Network Methods", presented at the IEEE-IEE Workshop IWSIP-96, Manchester, UK, 4-7/11/96, pp. 191-195, DOI: 10.1016/b978-044482587-2/50042-2.

[Cnf.21] D.A. Karras, S. Karkanis and B.G. Mertzios. "A New Wavelet Transform Based Compression Approach of Biomedical Images with Preservation of Important Textural Characteristics", presented at the IEEE-IEE Workshop IWSSIP-97, Poznan, Poland, 28-30/5/97, https://www.iwssip.org/archive/1997/iwssip_tech_prog.html

[Cnf.22]  MAGOULAS, G.D., KARKANIS, S.A., & KARRAS, D.A.. (1997). COMPARISON STUDY OF DESCRIPTORS FOR TRAINING NEURAL NETWORK CLASSIFIER. PROCEEDING OF ANNUAL INTERNATIONAL CONFERENCE OF THE IEEE ENGINEERING IN MEDICINE AND BIOLOGY SOCIETY (EMBS), -(-), 1359-1362. SID. https://sid.ir/paper/612910/en,

[Cnf.23] D.A. Karras, S. Karkanis and B.G. Mertzios. "A Classification Approach to Image Structure Segmentation based on the Wavelet Transform", presented at the EUROMICRO conference 97, Budapest, 1-4/9/97., DOI: 10.1109/emscnt.1997.658438, EID: 2-s2.0-0031346385

[Cnf.24] D.A. Karras, I.J. Marmatsouri, E.J. Hatzakis, N. Paritsis. "On Feature Selection Methods in the Application of Neural Networks to Social Sciences",  24th EUROMICRO 98 conference, Vasteras, Sweden, 1998, pp. 670-676, DOI: 10.1109/EURMIC.1998.708086

[Cnf.25] D.A. Karras, S.A. Karkanis and B.G. Mertzios. “Image Compression Using the Wavelet Transform on Textural Regions of Interest”, 24th EUROMICRO 98 conference, Vasteras, Sweden, 1998, pp. 633-639, https://ieeexplore.ieee.org/abstract/document/708081 , LENSID: 106-386-108-877-137

[Cnf.26] D.A. Karras and I.E. Lagaris. "A Novel Neural Network Training Technique Based on a Multi-Algorithm Constrained 0ptimization Strategy", EUROMICRO 98 conference, Vasteras, Sweden, 1998, pp. 683-687, LENSID: 075-303-090-954-640

[Cnf.27] S.A. Karkanis, D.A. Karras and B.G. Mertzios. "1-D Signal Prediction Using Wavelets", IEEE-IEE workshop IWSSIP’98, Zagreb, Croatia, 1998, pp. 20-23, https://www.iwssip.org/archive/1998/ , https://www.researchgate.net/publication/242386134_1-D_Signal_Prediction_Using_Wavelets .

[Cnf.28] D.A. Karras, Y.S. Boutalis and B.G. Mertzios. "A two-stage methodology for approximating functions based on neural networks with applications to intelligent dynamic robot control", IEEE-IEE workshop IWSSIP’98, Zagreb, Croatia, 1998, pp. 139-142.

[Cnf.29] D.A Karras, Y.Boutalis, D. Mitzias and  B.G. Mertzios. “A neural function approximation methodology based on multiple feature extraction techniques for solving the inverse modeling problem in intelligent robotics applications”, Advanced Summer Institute '98. ASI'98, (Bremen, DE, 14.06.1998-17.06.1998).

[Cnf.30] D.A. Karras, V. Zorkadis. “A Feasibility Study for Random Bit Generation by using Neural Networks”, IMACS conference CSC’98, Piraeus, Greece, 1998.

[Cnf.31] D.A Karras, B.G. Mertzios, R.C. Papademetriou. “Time series prediction using local construction and subspace methods”, HERCMA 98 conference, Athens, Greece, 1998.

[Cnf.32] M. Reczko, D.A. Karras, B.G. Mertzios, D. Graveron-Demilly, D. van Ormondt, “Neural Networks in MR Image Estimation from Sparsely Sampled Scans”, MLDM’99, Leipzig, Germany, 1999, in P. Perner and M. Petrou (eds.) “Machine Learning and Data Mining in Pattern Recognition”, Lecture Notes In Artificial Intelligence 1715, Springer, pp. 75-86, 1999, . DOI: https://doi.org/10.1007/3-540-48097-8_7 , Published 24 March 2000, Publisher Name: Springer, Berlin, Heidelberg, Print ISBN: 978-3-540-66599-1, Online ISBN: 978-3-540-48097-6

[Cnf.33] S.A. Karkanis, G.D. Magoulas, D.A. Karras and M. Grigoriadou, “Neural Network Based Textural Labeling Of Images In Multimedia Applications”, EUROMICRO 1999, IEEE Press, pp. 392-396, Milano, Italy, DOI: 10.1109/eurmic.1999.794805, .

[Cnf.34]  V. Zorkadis and D. A. Karras, «Security Modeling of Electronic Commerce Infrastructures”, IEEE Press conference EUROCOMM-2000, Munich, Germany, May 2000,  DOI: 10.1109/EURCOM.2000.874829.

[Cnf.35] D. A. Karras  and V. Zorkadis, “Overfitting in Multilayer Perceptrons as a mechanism for (Pseudo)Random Number Generation in the Design of Secure Electronic Commerce Systems”, IEEE Press conference EUROCOMM-2000, Munich, Germany, May 2000, DOI: 10.1109/EURCOM.2000.874830

[Cnf.36] D. A. Karras  and V. Zorkadis, “A Novel Suite of Tests for Evaluating One -Way Hash Functions for Electronic Commerce Applications”, EUROMICRO-2000, Maastricht, Netherlands, IEEE Press, Vol. II, pp. 464-468, September 2000, DOI: 10.1109/EURMIC.2000.874532, EID: 2-s2.0-84889252786

[Cnf.37] D. A. Karras, S. Karkanis and D. Maroulis, “Efficient Image Compression Of Medical Images Using The Wavelet Transform And Fuzzy C-Means Clustering On Regions Of Interest”, EUROMICRO-2000, Maastricht, Netherlands, IEEE Press, Vol. II, pp. 469-473, September 2000, LENSID: 166-359-685-182-223, DOI: 10.1109/EURMIC.2000.874534

[Cnf.38] D.A. Karras, M. Reczko, B.G. Mertzios, D. Graveron-Demilly, D. van Ormondt, “MR Image Reconstruction From Sparsely Sampled Scans Based On Multilayer Perceptrons And Using Regularization Techniques”, IEEE-INNS-ENNS IJCNN Conference Proceedings, IEEE Press, Vol. I, pp. 336-341, Como, Italy, July 2000,, DOI: 10.1109/ijcnn.2000.857858 .

[Cnf.39] D.A. Karras, M. Reczko, B.G. Mertzios, D. Graveron-Demilly, D. van Ormondt and R.C. Papademetriou, “Neural Network Reconstruction  Of MR Images From Noisy And Sparse K-Space Samples”, IEEE-ICSP 2000 Conference Proceedings, IEEE Press, Vol.III, pp.2115-2118, Beijing, 8/2000, WOSUID: WOS:000166107600458

[Cnf.40] R.C. Papademetriou and D.A. Karras, “Information Theoretic Reconstruction of Moment-Coded Grey-Scale Images”, IEEE-ICSP 2000 Conference Proceedings, IEEE Press, Vol.III, pp.2119-2122, Beijing, 8/2000, DOI: 10.1109/icosp.2000.893523

[Cnf.41] D.A. Karras, B.G. Mertzios and R.C. Papademetriou, “Efficient Local Techniques In Financial Time Series Forecasting”, IMACS 2000 Conference Proceedings, IMACS ISBN 3-9522075-1-9, EPFL Lausanne, 8/2000, https://core.ac.uk/download/pdf/44341463.pdf

[Cnf.42] I.M Dokas, D.A. Karras, D.C Panagiwtakopoulos, “Fuzzy Logic Applications in Solid Waste Management”, 7th Conference on Environmental Science and Technology, Ermoupolis, Syros Island, Greece, Sept. 2001, pp. 157-165., WOSUID: WOS:000175780700021

[Cnf.43] D.A. Karras, S.A. Karkanis, D. Iakovidis, D. E. Maroulis and B.G. Mertzios, “Improved Defect Detection in Manufacturing Using Novel Multidimensional Wavelet Feature Extraction Involving Vector Quantization and PCA Techniques”, 8th EPY Conference Proceedings, Cyprus, Oct. 2001, pp.165-173, LENSID: 052-612-912-155-288

[Cnf.44] D.A. Karras, S.A. Karkanis, D. Iakovidis, D. E. Maroulis and B.G. Mertzios, “Support Vector Machines for Improved Defect Detection in Manufacturing Using Novel Multidimensional Wavelet Feature Extraction Involving Vector Quantization and PCA Techniques”, NIMIA 2001, NATO-ASI IEEE Conf. Proceed., Crema, Italy, Oct. 2001, pp. 139-144, LENSID: 111-763-038-964-607.

[Cnf.45] D.A. Karras, M. Reczko, B.G. Mertzios, D. Graveron-Demilly, D. van Ormondt, “Bayesian MRI Reconstruction In Sparsely Sampled K-Spaces With Priors Based On Self Organizing Feature Maps”, NIMIA 2001, NATO-ASI IEEE Conf. Proceed., Crema, Italy, Oct. 2001, pp.85-89,  .

[Cnf. 46] DOKAS, I., KARRAS, D., & PANAGIOTAKOPOULOS, D. (2001). Fuzzy Logıc Applıcatıons In Solıd Waste Management. In the 7th International Conference on Environmental Science and Technology Ermoupolis, Syros island, Greece–Sept.2001, in PROCEEDINGS OF THE 7TH INTERNATIONAL CONFERENCE ON ENVIRONMENTAL SCIENCE AND TECHNOLOGY, VOLS A AND B, Page157-165, https://www.webofscience.com/wos/woscc/full-record/WOS:000175780700021?SID=EUW1ED0E9B6G4bXfH0lIsQ0Y2Vcnl ,  WOSUID: WOS:000175780700021

[Cnf.47] D.A. Karras, I. Koutsias and B.G. Mertzios, “A Systematic Second Order Meaning Extraction Methodology In Document Collections For Internet Data Mining Using Supervised Neural Networks”, LFTNC 2001, NATO ASI Proceedings, Siena, Italy, Oct. 2001, pp. 169-182.

[Cnf.48] S.A. Karkanis, G.D. Magoulas, D.K. Iakovidis, D.A. Karras, D.E. Maroulis, “Evaluation of Textural Feature Extraction Schemes for Neural Network-Based Interpretation of Regions In Medical Images”, ICIP2001, Proceedings IEEE, pp.281-284, EID: 2-s2.0-0035159672

[Cnf.49] S.A. Karkanis, D.K. Iakovidis, D.A. Karras, D.E. Maroulis, “Detection of Lesions In Endoscopic Video Using Textural Descriptors On Wavelet Domain Supported By Artificial Neural Network Architectures”, ICIP2001, Proceedings IEEE, pp.833-836, EID: 2-s2.0-0035163965

[Cnf.50] M. Reczko, D.A. Karras, B.G. Mertzios, D. Graveron-Demilly, D. van Ormondt, “Improved MRI Reconstruction from Reduced Scans K-Space By Integrating Neural Priors In The Bayesian Restoration”, EMBC 2001, 23rd IEEE Conf. Proceedings on Engineering in Medicine and Biology, Constantinoupolis, Turkey, Oct. 2001., EID: 2-s2.0-0035782075

[Cnf.51] D. A. Karras, R. C. Papademetriou, P. Stamatakis, “Evaluating One-Way Functions in Communication Systems Using Genetic Algorithms Modeling”, in Proceedings Applied Modelling and Simulation (AMS) 2002, IASTED International conference, MIT Cabridge, MA, USA, 4-6 November, 2002, pp. 88-92, https://www.actapress.com/PaperInfo.aspx?PaperID=24147&reason=500 ,

[Cnf.52] D. A. Karras, R. C. Papademetriou, T. Dimitrakopoulos, “On Integrating FEC And Spread Spectrum Modulation Techniques For Modeling Low Error Probability Digital Watermarking”, in Proceedings Applied Modelling and Simulation (AMS) 2002, IASTED International conference , MIT Cabridge, MA, USA, 4-6 November, 2002, pp. 93-98,  https://www.actapress.com/Abstract.aspx?paperId=24148

[Cnf.53] D. A. Karras, N. Karatzidis, D. Klitsas, “Efficient Dataflow Modeling Of Multilayer Perceptrons With Applications To Evoked Potential Based Medical Diagnosis”, in Proceedings Applied Modelling and Simulation (AMS) 2002, IASTED International conference, MIT Cabridge, MA, USA, 4-6 November, 2002, pp. 289-293, https://www.actapress.com/Abstract.aspx?paperId=24182

[Cnf.54] D.A. Karras and B.G. Mertzios, “A Robust Meaning Extraction Methodology Using Supervised Neural Networks”, Australian Joint Conference on Artificial Intelligence 2002, Canberra, December 2002, in Springer Verlag Lectures Notes in Computer Science, LNAI 2557, pp. 498-510, DOI: 10.1007/3-540-36187-1_44, EID: 2-s2.0-84943239373

[Cnf.55] D.A. Karras and B.G. Mertzios, “Improved Defect Detection Using Novel Wavelet Feature Extraction Involving Principal Component Analysis and Neural Network Techniques”, Australian Joint Conference on Artificial Intelligence 2002, Canberra, December 2002, in Springer Verlag Lectures Notes in Computer Science, LNAI 2557, pp. 638-647, DOI: 10.1007/3-540-36187-1_56, EID: 2-s2.0-84903431435

[Cnf.56] D.A. Karras, V.Zorkadis, “Strong Pseudorandom Bit Sequence Generators Using Neural Network Techniques and Their Evaluation for Secure Communications”, Australian Joint Conference on Artificial Intelligence 2002, Canberra, December 2002, in Springer Verlag Lectures Notes in Computer Science, LNAI 2557, pp. 615-626, DOI: 10.1007/3-540-36187-1_54 , EID: 2-s2.0-34248389836

[Cnf.57]  I.M Dokas, D.A. Karras and D.C Panagiwtakopoulos, “A fuzzy Expert System Application for Reliability Estimation of Landfill Operation”, ISWA 2002 - “Appropriate Environmental and Solid Waste Management and Technologies for Developing Countries”, Istanbul 2002, Vol. 2, pp. 803-810.

[Cnf.58] V.Zorkadis, D.A. Karras and E.S. Siougle, “A Privacy Friendly Electronic Payment Model: Balancing Copyright & Privacy Protection Requirements”, in Advances in Communications and S/W Technologies, eds. V.V. Kluev, 2002, WSEAS press, pp. 167-171, ISBN 960-8052-71-8, https://www.researchgate.net/publication/236659602_A_privacy-friendly_electronic_payment_model_Balancing_copyright_and_privacy_protection_requirements ,, EID: 2-s2.0-4944232063

[Cnf.59] Papakostas, G.A.; Karras, D.A.; Mertzios, B.G., “Image coding using a wavelet based Zernike moments compression technique”, DSP 2002, 14th International Conference on Digital Signal Processing, 2002.Volume: 2 , 1-3 July 2002, pp:517 – 520, DOI: 10.1109/ICDSP.2002.1028141, EID: 2-s2.0-84933517006

[Cnf.60] D. A. KARRAS (UK & Greece), Y. S. BOUTALIS (Greece), and B. G. MERTZIOS (Greece), “A SUPPORT VECTOR MACHINE FUNCTION APPROXIMATION APPROACH FOR SOLVING THE INVERSE MODELING PROBLEM IN INTELLIGENT ROBOTICS APPLICATIONS”, Recent Trends in Multimedia Information Processing. October 2002, 447-452, https://www.worldscientific.com/doi/abs/10.1142/9789812776266_0069 , DOI: https://doi.org/10.1142/9789812776266_0069, in Proceedings of the 9th International Workshop on Systems, Signals and Image Processing, Manchester Town Hall, UK, 7 – 8 November 2002, https://doi.org/10.1142/5170 | October 2002, Pages: 592, Edited by: Panos Liatsis (University of Manchester Institute of Science and Technology, UK)

[Cnf.61] Dimitris A. Karras, Vasilios Zorkadis, “Quality Assessment of Hash Functions for Message Authentication Based Secure Internet Communications using Neural Networks”,  IICAI 2003, pp.1003-1013.,https://researchr.org/publication/iicai%3A2003, https://dblp.org/db/conf/iicai/iicai2003.html

[Cnf.62] Dimitris A. Karras, R. C. Papademetriou, “On the Use of Genetic Algorithms in Verifying and Producing Message Digests for Secure Communication Systems”, IICAI 2003, pp. 1338-1349, https://researchr.org/publication/iicai%3A2003 ,. https://dblp.org/db/conf/iicai/iicai2003.html

[Cnf.63]  Karras, D.A.; Mertzios, B.G., “On edge detection in MRI using the wavelet transform and unsupervised neural networks”, 2003. 4th EURASIP Conference focused on Video/Image Processing and Multimedia Communications, Vol.2, 2-5 July 2003, pp. 461-466, DOI: 10.1109/VIPMC.2003.1220506, EID: 2-s2.0-11244268059

.

[Cnf.64] Karras, D.A.,”Improved defect detection using support vector machines and wavelet feature extraction based on vector quantization and SVD techniques”, In the Proceedings of IJCNN-IEEE 2003, Vol.3, 20-24 July 2003, pp.2322 – 2327, . EID: 2-s2.0-0141633872

[Cnf.65] Karras, D.A.; Zorkadis, V., “Improving pseudorandom bit sequence generation and evaluation for secure Internet communications using neural network techniques”, In the Proceedings of IJCNN-IEEE 2003, Vol.2, 20-24 July 2003, pp.1367 – 1372, . EID: 2-s2.0-0141460497

[Cnf.66] Karras, D.A.; Mertzios, B.G.; Graveron-Demilly, D.; van Ormondt, D., “Improved Bayesian MRI reconstruction involving neural priors based on a regularization approach”, In the Proceedings of IJCNN-IEEE 2003, Vol.1, 20-24 July 2003, pp.596 – 600, EID: 2-s2.0-0141461552

.

[Cnf.67] Karras, D.A.; Zorkadis, V., “Neural network based benchmarks in the quality assessment of message digest algorithms for digital signatures based secure Internet communications”, In the Proceedings of IJCNN-IEEE 2003, Vol.2, 20-24 July 2003, pp.1076 – 1080, EID: 2-s2.0-0141572303

[Cnf.68] V. Pasias,  D. A. Karras, R.C. Papademetriou, “Survivability-supported Traffic Engineering in Multiservice Networks”, HERCMA 2003, Sept. 2003, Vol.1, pp.188-196.

[Cnf.69] D.A. Karras, R.C. Papademetriou, M. Tziritas, “Message Authentication and Cryptographic Protocol Implementation Issues in Embedded Applications”, HERCMA 2003, Sept. 2003, Vol.2, pp.928-939.

[Cnf.70] D.A. Karras, R.C. Papademetriou, M. Tziritas,  “A Security Oriented Hierarchical Proxy Agent Architecture for Embedded Applications in Communication Networks”, HERCMA 2003, Sept. 2003, Vol.1, pp.203-207.

[Cnf.71] Karras, D.A.; “Neural network models based on regularization techniques for off-line robot manipulator path planning”, In the Proceedings of IJCNN-IEEE 2004, Vol.1, 25-29 July 2004, pp.39 – 44, EID: 2-s2.0-10944228430

[Cnf.72] Pasias, V.; Karras, D.A.; Papademetriou, R.C., “Traffic engineering in multi-service networks comparing genetic and simulated annealing optimization techniques”, In the Proceedings of IJCNN-IEEE 2004, Vol.3, 25-29 July 2004, pp.2325-2330, DOI: 10.1109/ijcnn.2004.1380989, LENSID: 130-344-811-639-207

.

[Cnf.73] Karras, D.A.; “A combined genetic optimization and multilayer perceptron methodology for efficient digital fingerprint modeling and evaluation in secure communications”, In the Proceedings of IJCNN-IEEE 2004, Vol.3, 25-29 July 2004, pp.2319-2324, DOI: 10.1109/IJCNN.2004.1380988, EID: 2-s2.0-10844259829

.

[Cnf.74] Karras, D.A.; Vlitakis, C.E.; Boutalis, Y.S.; Mertzios, B.G., “Optimizing the structure of hierarchical mixture of experts using genetic algorithms”, 2nd International IEEE Conference on Intelligent Systems, 2004,  Vol.1, 22-24 June 2004, pp.144 – 149, EID: 2-s2.0-8844239161

.

[Cnf.75]  Pasias, V.; Karras, D.A.; Papademetriou, R.C., “Traffic engineering and routing in survivable multiservice networks”, In the Proceedings of the IEEE International Zurich Seminar on Communications 2004, February 2004, pp.48-51., EID: 2-s2.0-2442568997

[Cnf.76] George A. Papakostas, Yiannis S. Boutalis, Dimitris A. Karras, B. G. Mertzios, “On the Reconstruction Performance of Compressed Orthogonal Moments”, in the proceedings of ICINCO (2) 2004, pp. 468-474, https://www.scitepress.org/Papers/2004/11423/ , https://dblp.org/db/conf/icinco/icinco2004.html

[Cnf.77] Dimitris A. Karras, “An Empirical Test Suite for Message Authentication Evaluation in Communications Based on Support Vector Machines”, ICAISC 2004 (IEEE), LNAI Springer, pp. 622-627, DOI: 10.1007/978-3-540-24844-6_94

[Cnf.78] Dimitris A. Karras, “Efficient Digital Fingerprint Production and Evaluation for Secure Communication Systems Based on Genetic Algorithms”, ICAISC 2004 (IEEE), LNAI Springer, pp. 628-633, DOI: 10.1007/978-3-540-24844-6_95

[Cnf.79] D.A. Karras, G.B. Mertzios, “Discretization Schemes and Numerical Approximations of PDE Impainting Models and a Comparative Evaluation on Novel Real World MRI Reconstruction Applications”, in the proceedings of the IEEE-IST 2004 International Workshop on Imaging Systems and Techniques, May 2004, pp.153-158, EID: 2-s2.0-15844402365

[Cnf.80] Karras, D.A.; Mertzios, B.G.; Graveron-Demilly, D.; van Ormondt, D., “Two-Stage Neural Network Models for MR Image Reconstruction from Sparsely Sampled k-space”, in the proceedings of the IEEE-IST 2004 International Workshop on Imaging Systems and Techniques, May 2004, pp.123-128, EID: 2-s2.0-15844401592

[Cnf.81]  Papakostas, G. A., Boutalis, Y. S., Karras, D. A., & Mertzios, B. G. (2005, September). “AN EXPLORATION MEASURE OF THE DIVERSITY”. In International Conference on Informatics in Control, Automation and Robotics (Vol. 2, pp. 260-265). SCITEPRESS,, https://www.scitepress.org/Papers/2005/11617/ https://www.scitepress.org/PublishedPapers/2005/11617/11617.pdf

[Cnf.82] Dimitris A. Karras: “An Hierarchical Support Vector Machine Based Solution for Off-line Inverse Modelling in Intelligent Robotics Applications”. ICANN (2) 2005, pp.: 619-624, EID: 2-s2.0-33646255449,  DOI: 10.1007/11550907_98, WOSUID: WOS:000232196000098

[Cnf.83] Vasilios Zorkadis, Dimitris A. Karras, M. Panayotou: “Efficient Neural Network Models and Information Theoretic Feature Extraction in Improved E-Mail Spam Categorization”, IICAI 2005, pp: 1345-1356, https://dblp.org/db/conf/iicai/iicai2005.html, EID: 2-s2.0-84872082281,

https://researchr.org/publication/iicai%3A2005

[Cnf.84] I. M. Dokas, D. A. Karras, D. C. Panagiotakopoulos: “Landfill Operation Reliability Management Based on Fuzzy Expert Systems”. IICAI 2005, pp: 1988-1997, https://dblp.org/db/conf/iicai/iicai2005.html, https://researchr.org/publication/iicai%3A2005, ,                  EID: 2-s2.0-84872076334

[Cnf.85] Vasilios Pasias, Dimitris A. Karras, Rallis C. Papademetriou: “Traffic Engineering in Multi-service Networks based on Genetic Optimisation”. IICAI 2005, pp: 3337-3352, https://dblp.org/db/conf/iicai/iicai2005.html , https://researchr.org/publication/iicai%3A2005 , EID: 2-s2.0-84872072835

[Cnf.86] Dimitris A. Karras, Basil G. Mertzios, D. Graveron-Demilly, D. van Ormondt: “Improved MRI Mining by Integrating Support Vector Machine Priors in the Bayesian Restoration”. MLDM 2005, pp: 325-333, DOI: 10.1007/11510888_32

[Cnf.87] Zorkadis, V.; Panayotou, M.; Karras, D.A., “Improved spam e-mail filtering based on committee machines and information theoretic feature extraction”, IJCNN '05 Proceedings, 2005 IEEE International Joint Conference on Neural Networks, Volume 1, 31 July-4 Aug. 2005 Page(s):179-184 vol. 1, Digital Object Identifier 10.1109/IJCNN.2005.1555826, DOI: 10.1109/IJCNN.2005.1555826

[Cnf.88] Karras, D. A., “Efficient reconstruction of moment-coded noisy medical images using maximum entropy”, IEEE International Workshop on Imaging Systems and Techniques 2005, May 13, 2005 Page(s):109 – 112, EID: 2-s2.0-33847211407

[Cnf.89] Karras, D. A., “Efficient medical image compression/reconstruction applying the discrete wavelet transform on texturally clustered regions”, IEEE International Workshop on Imaging Systems and Techniques 2005, May 13, 2005 Page(s):87-91, EID: 2-s2.0-33847202597

[Cnf.90] Karras, D. A. and Mertzios, B. G., “Efficient segmentation in MRI applying discrete wavelet transform and topology preserving neural networks”, IEEE International Workshop on Imaging Systems and Techniques 2005, May 13, 2005 Page(s): 113 – 118, EID: 2-s2.0-33847232574

[Cnf.91] I. Papagianakis, R. Papademetriou, D. A. Karras and M. Tziritas, “Business processes modeling methodologies for complex organizations”, HERCMA 2005, Sept. 2005

https://citeseerx.ist.psu.edu/document?repid=rep1&type=pdf&doi=40535934499535e4d7dc9bf2954ce9f39337c4c7

[Cnf.92] P. Papazoglou, D. A. Karras and R. C. Papademetriou, “A dynamic channel assignment system for cellular telecommunications”, HERCMA 2005, Sept. 2005,

https://citeseerx.ist.psu.edu/document?repid=rep1&type=pdf&doi=40535934499535e4d7dc9bf2954ce9f39337c4c7, https://www.researchgate.net/profile/Dimitrios-Karras-2/publication/228651405_A_dynamic_channel_assignment_simulation_system_for_large_scale_cellular_telecommunications/links/0deec51a7a64ff017c000000/A-dynamic-channel-assignment-simulation-system-for-large-scale-cellular-telecommunications.pdf

[Cnf.93] V. Pasias, D. A. Karras and R. C. Papademetriou, “Efficient heuristic solutions for wireless communication systems planning”, HERCMA 2005, Sept. 2005,

https://citeseerx.ist.psu.edu/document?repid=rep1&type=pdf&doi=40535934499535e4d7dc9bf2954ce9f39337c4c7 ), https://citeseerx.ist.psu.edu/document?repid=rep1&type=pdf&doi=08c1b4554bcc87adc9a6512d51071529b3d9008c

[Cnf.94] Vasilios Pasias, Dimitrios A. Karras, Rallis C. Papademetriou, “Traffic Engineering in Multiservice Networks Based on Computational Intelligence”, IWSSIP 2005, Inderscience Enterprises Ltd, Email: info@inderscience.com, IBSN: 0-907776-20-5, (Print), IBSN: 0-907776-21-3 (Online), IBSN: 0-907776-22-1 (CD-Rom), Sept. 2005, pp. 153-158.

(http://www.inderscience.com/browse/book.php?journalID=1002&year=2005&action=chapter&chapNum=4 ),, EID: 2-s2.0-32544451658, WOSUID: WOS:000234244500033

[Cnf.95] Vasilios Pasias, Dimitrios A. Karras, Rallis C. Papademetriou, “On Traffic Engineering in Survivable Multi-service Backbone Networks”, IWSSIP 2005, Inderscience Enterprises Ltd, Email: info@inderscience.com, IBSN: 0-907776-20-5, (Print), IBSN: 0-907776-21-3 (Online), IBSN: 0-907776-22-1 (CD-Rom), Sept. 2005, pp. 159-164.

(http://www.inderscience.com/browse/book.php?journalID=1002&year=2005&action=chapter&chapNum=4 ), EID: 2-s2.0-32544431613, WOS:000234244500034

[Cnf.96] George Papakostas, Yiannis Boutalis, Sofoklis Samartzidis, Dimitrios A. Karras, Basil Mertzios, “Combining backpropagation and genetic algorithms to train neural networks”, IWSSIP 2005, Inderscience Enterprises Ltd, Email: info@inderscience.com, IBSN: 0-907776-20-5, (Print), IBSN: 0-907776-21-3 (Online), IBSN: 0-907776-22-1 (CD-Rom), Sept. 2005, pp. 171-177.

(http://www.inderscience.com/browse/book.php?journalID=1002&year=2005&action=chapter&chapNum=4 ), EID: 2-s2.0-32544447778, WOS:000234244500036

[Cnf.97] Dimitrios A. Karras, Panagiotis Sotiropoulos, Basil G. Mertzios, “Analysis of Singular Systems using the Haar Wavelet Transform”, IWSSIP 2005, Inderscience Enterprises Ltd, Email: info@inderscience.com, IBSN: 0-907776-20-5, (Print), IBSN: 0-907776-21-3 (Online), IBSN: 0-907776-22-1 (CD-Rom), Sept. 2005, pp. 195-198.

(http://www.inderscience.com/browse/book.php?journalID=1002&year=2005&action=chapter&chapNum=4 ), EID: 2-s2.0-32544459962, WOSUID: WOS:000234244500040

[Cnf.94] P.M. Papazoglou and D.A. Karras, "Towards an e-learning system development for technological higher education in Greece", 2nd International Conf. in Information Technology and Quality, organized by Univ. Paisley, UK,  Spetses, Greece, 4-5/6/2005, paper A4.07

[Cnf.98] P.Papazoglou, D.Karras and I.Stavrakas, “The contribution of e-learning aspects in Technological Higher Education in Greece”, paper [507-147], 2005 WSEAS International Conference on Engineering Education, Vouliagmeni, Athens, Greece, July 8-10, 2005

[Cnf.99] D. A. Karras, B.G Mertzios, “Improved MRI Restoration by Integrating Bayesian formalism and Support Vector Machines in a Time Delayed priors Framework”, Proc. of the IST 2006 IEEE workshop on Imaging Systems and Techniques, Minori, Italy, 29 April 2006, IEEE Cat. Number 05EX1003C, ISBN 0-7803-8293-9, DOI: 10.1109/IST.2006.1650802, EID: 2-s2.0-33845563477

[Cnf.100] D. A. Karras, “Robust Defect Detection Using Improved Higher Order Wavelet Descriptors and Support Vector Machines for Visual Inspection Systems”, Proc. of the IST 2006 IEEE workshop on Imaging Systems and Techniques, Minori, Italy, 29 April 2006, IEEE Cat. Number 05EX1003C, ISBN 0-7803-8293-9, DOI: 10.1109/IST.2006.1650799., EID: 2-s2.0-33845570685

[Cnf.101]  G.A. Papakostas, Y.S. Boutalis, D.A. Karras and B.G. Mertzios,  “Efficient Computation of Orthogonal Moments by Suppressing the Factorial Terms”, Proc. of the IST 2006 IEEE workshop on Imaging Systems and Techniques, Minori, Italy, 29 April 2006, IEEE Cat. Number 05EX1003C, ISBN 0-7803-8293-9, DOI: 10.1109/IST.2006.1650769, EID: 2-s2.0-33845568588

[Cnf.102]  Imran Khan, Syed Wajahat Raza, Dimitrios A. Karras, Mussarat Abdullah, Faisal Shafique Butt, “A Second Order Spread Spectrum Watermarking Scheme Using Multi-Threshold Wavelet Codec”, Proc. of the IST 2006 IEEE workshop on Imaging Systems and Techniques, Minori, Italy, 29 April 2006, IEEE Cat. Number 05EX1003C, ISBN 0-7803-8293-9, DOI: 10.1109/IST.2006.1650798., EID: 2-s2.0-33845579699

[Cnf.103] P.M.Papazoglou, D.A.Karras, R.C.Papademetriou, “Novel DCA algorithms for efficient Channel Assignment in Cellular Communications and their evaluation through a generic Java Simulation System”, paper  517-390, Proceedings of the 6th WSEAS International Conference on Simulation, Modelling and Optimization, Lisbon, Portugal, September 22-24, 2006, pp.565-570, https://citeseerx.ist.psu.edu/document?repid=rep1&type=pdf&doi=559daa87d68d9fdaf83c586dcb22e47d5d8c40ac , LENSID: 089-316-951-654-764

[Cnf.104] Vasilios Pasias, Dimitrios A. Karras, Rallis C. Papademetriou,”On The Efficiency Of Hierarchical Network Design”, in Proceedings of the 15th IASTED International Conference Applied Simulation and Modelling, ASM 2006, Rhodes, Greece, June 26, 2006 to June 28, 2006, pp. 111-115, EID: 2-s2.0-33751290665, WOSUID: WOS:000239880200019

[Cnf.105] P.M.Papazoglou, D.A.Karras, R.C.Papademetriou, ”Evaluating New Efficient DCA Schemes through a Generic Simulation System for Large Scale GSM Cellular Telecommunications”, in Proceedings of the 15th IASTED International Conference Applied Simulation and Modelling, ASM 2006, Rhodes, Greece, June 26, 2006 to June 28, 2006, pp. 169-174, LENSID: 099-567-420-928-470, WOSUID: WOS:000239880200029, EID: 2-s2.0-33751293102

,

[Cnf.106] Vasilios Pasias, Dimitrios A. Karras, Rallis C. Papademetriou,”A Framework for Traffic Engineering and Routing in Survivable MultiService High Bit Rates Optical Networks”, in Proceedings ELMAR-2006, IEEE, Zadar, Croatia, 07-09/6/2006, pp. 353-357, DOI: 10.1109/elmar.2006.329583

[Cnf.107] Karras, D.A. “An Improved Text Categorization Methodology Based on Second and Third Order Probabilistic Feature Extraction and Neural Network Classifiers”,in book “Knowledge-Based Intelligent Information and Engineering Systems”, eds.  Bogdan Gabrys, Robert J. Howlett and Lakhmi C. Jain, LNAI 4251, Springer, series LNAI, volume   4251, year 2006, isbn 3-540-46535-9, pp. 9 -20, 10TH International Conference KES 2006, Bournemouth UK, 9-11/10/2006, https://link.springer.com/chapter/10.1007/11892960_2#citeas , DOI: 10.1007/11892960_2,

[Cnf.108] Vasilios Pasias, Dimitrios Karras, and Rallis C. Papademetriou, “Heuristic Algorithms for Efficient Wireless Multimedia Network Design”, in Proceedings 32nd Euromicro Conference on Software Engineering and Advanced Applications, Euromicro SEAA 2006 , IEEE Press, Croatia 2006, pp. 372-378, DOI: 10.1109/EUROMICRO.2006.40

[Cnf.109] Papazoglou, P. M., Karras, D. A., & Tsakiri, A. C. (2006). The challenges of wireless communications in developing a virtual university. In 1st International Scientific Conference eRA.

[Cnf.110]  S. Adam, D.A. Karras, M.N. Vrahatis, A Study on Clustering Initial Weights Space of MLP Neural Networks in Terms of Fast Convergence and Generalization Capability, in Book Recent Progress in Computational Sciences and Engineering (2 vols), Edition:1st Edition, First Published 2006, CRC Press, Pages 2, eBook ISBN9780429070655,

https://www.taylorfrancis.com/chapters/edit/10.1201/9780429070655-1/study-clustering-initial-weights-space-mlp-neural-networks-terms-fast-convergence-generalization-capability-adam-karras-vrahatis , DOI: 10.1201/9780429070655-1, WOSUID: WOS:000254378800001

[Cnf.111] P. M. Papazoglou, D. A. Karras, Rallis C. Papademetriou,  “A Multi-agent Architecture for Designing and Simulating Large Scale Wireless Systems Resource Allocation”, in Proceedings KES-AMSTA, 2007, Vroclaw, Poland, 31/5/2007-1/6/2007, Springer Verlag LNAI series (4496), pp. 405-415, https://link.springer.com/chapter/10.1007/978-3-540-72830-6_42#citeas,  LENSID: 042-454-196-540-762,  DOI: https://doi.org/10.1007/978-3-540-72830-6_42

[Cnf.112] D. A. Karras, B. G. Mertzios , C. Alexopoulos and D. Mitzias, “A Robust Hierarchical Neural Network Methodology for Improved Image Classification Performance”, IEEE International Workshop on Imaging Systems and Techniques – IST 2007 Krakow, Poland, May 4–5, 2007, DOI: 10.1109/ist.2007.379611, EID: 2-s2.0-34748895634

[Cnf.113] G. A. Papakostas, D. A. Karras, B. G. Mertzios and Y. S. Boutalis, “An Efficient Invariant Image Recognition Methodology using Wavelet Compressed Zernike Moments Denoised through Self Organizing Maps”, IEEE International Workshop on Imaging Systems and Techniques – IST 2007 Krakow, Poland, May 4–5, 2007., DOI: 10.1109/ist.2007.379603, EID: 2-s2.0-34748897303

[Cnf.114] Karras, D.A., “A Robust Feature Extraction Methodology for Improved Face Detection Performance within a Complex Background”, IEEE International Workshop on Imaging Systems and Techniques – IST 2007 Krakow, Poland, May 4–5, 2007., DOI: 10.1109/ist.2007.379596,, EID: 2-s2.0-34748848828

[Cnf.115] M.P. Hanias and D.A. Karras, “Efficient Non Linear Time Series Prediction using non Linear Signal Analysis and Neural Networks in Chaotic Diode Resonator Circuits”, In ICDM 2007 Proceedings, P. Perner (Ed.): ICDM 2007, LNAI 4597, pp. 329–338, 2007, Springer-Verlag Berlin Heidelberg 2007, Leipsig, Germany, July 16-17, 2007, DOI: 10.1007/978-3-540-73435-2_26,     EID: 2-s2.0-37249060817

[Cnf.116] Papakostas, G. A., Boutalis, Y. S., Karras, D. A., Mertzios, B. G., “Fast Computation of Orthogonal Fourier-Mellin Moments Using Modified Direct Method”, 14th International Workshop on Systems, Signals and Image Processing, 2007 and 6th EURASIP Conference focused on Speech and Image Processing, Multimedia Communications and Services, Page(s):153 – 156, Maribor, Slovenia, 27-30 June 2007, DOI: 10.1109/IWSSIP.2007.4381176, EID: 2-s2.0-48049088117

[Cnf.117] Papakostas, G. A., Boutalis, Y. S., Karras, D. A., Mertzios, B. G., “Highly Compressed Zernike Moments by Smoothing”, 14th International Workshop on Systems, Signals and Image Processing, 2007 and 6th EURASIP Conference focused on Speech and Image Processing, Multimedia Communications and Services, Page(s):201 - 204, Maribor, Slovenia, 27-30 June 2007, DOI: 10.1109/iwssip.2007.4381188, EID: 2-s2.0-48049110485

[Cnf.118] Papazoglou, P.M., Karras, D.A., Papademetriou, R.C., “A Preliminary Analysis of Multi-Agent and Multi-Threading Technologies for Efficient Modelling and Simulation of Wireless Communication Systems”, 2nd IC-EpsMsO, 2nd International Conferences on Experiments / Process / System Modelling / Simulation & Optimization, Athens, Greece, 4-6 July, 2007, DOI: https://doi.org/10.5281/zenodo.13825323

[Cnf.119] P. M. Papazoglou, D. A. Karras, R. C. Papademetriou, “Improved Simulation System Performance for Wireless Communications using Efficient Multi-Threading Architectures”, Proceedings of the 11th WSEAS International Conference on COMMUNICATIONS, Agios Nikolaos, Crete Island, Greece, pp.  366-371, July 26-28, 2007, WOSUID: WOS:000249811700065,

[Cnf.120] Papazoglou, P.M., Karras, D.A., Papademetriou, R.C., “Multi-threading as a Tool for Efficient Simulation of Wireless Communication Systems”, IEEE EUROCON 2007, The International Conference on "Computer as a Tool", pp.: 2184 – 2192, Warsaw, Poland, 9-12 Sept. 2007, DOI: 10.1109/eurcon.2007.4400378

[Cnf.121] M.P.Hanias, D.A.Karras, “Improved Multistep Nonlinear Time Series Prediction by applying Deterministic Chaos and Neural Network Techniques in Diode Resonator Circuits”, in Proceedings 2007 IEEE International Symposium Intelligent Signal Processing (WISP 2007), Alcala de Henares(Madrid) Spain, October 3-5, pp. 243-248, 2007, IEEE Catalog Number: 07EX1620C, DOI: 10.1109/wisp.2007.4447510, LENSID: 075-609-289-903-172

[Cnf.122] D.A.Karras, “Improved Video Compression Schemes of Medical Image Sequences based on the Discrete Wavelet Transformation of Principal Textural Regions and Intelligent Restoration Techniques”, in Proceedings 2007 IEEE International Symposium Intelligent Signal Processing (WISP 2007), Alcala de Henares(Madrid) Spain, October 3-5, pp. 33-38, 2007, IEEE Catalog Number: 07EX1620C, DOI: 10.1109/wisp.2007.4447512, LENSID: 139-469-732-110-539

[Cnf.123] D.A.Karras, “On Improved MRI Segmentation Using Hierarchical Computational Intelligence Techniques and Textural Analysis of the Discrete Wavelet Transform Domain”, in Proceedings 2007 IEEE International Symposium Intelligent Signal Processing (WISP 2007), Alcala de Henares(Madrid) Spain, October 3-5, pp. 151-156, 2007, IEEE Catalog Number: 07EX1620C, DOI: 10.1109/wisp.2007.4447513

[Cnf.124] D. A. Karras, “A Hierarchical Support Vector Machine based Trajectory Tracking Methodology for Modeling Robot Manipulators Inverse Dynamics”, in Proc. IICAI-07, 3rd Indian International Conference on Artificial Intelligence (IICAI-07),  December 17-19 2007, NIA, Pune, India, EID: 2-s2.0-84872071908

[Cnf.125] P. M. Papazoglou, D. A. Karras, R. C. Papademetriou, “Simulating and Evaluating Dynamic Channel Assignment Schemes in Wireless  Communication Networks through an Improved Multi-Agent System”, in Proc. IICAI-07, 3rd Indian International Conference on Artificial Intelligence (IICAI-07),  December 17-19 2007, NIA, Pune, India, EID: 2-s2.0-84872092682

[Cnf.126] D. A. Karras, V. C. Zorkadis, “An Improved Evaluation Framework for the Quality Assessment of Hash Functions in Data Communications based on Computational Intelligence and Nonlinear Methodology”, in Proc. IICAI-07, 3rd Indian International Conference on Artificial Intelligence (IICAI-07),  December 17-19 2007, NIA, Pune, India, EID: 2-s2.0-84872079084

[Cnf.127] Ioannis M. Dokas, Konstantinos Kitis, Christos Dodis, Demetrios Panagiotakopoulos, Demetrios A. Karras (2007). “Knowledge Acquisition and Risk Analysis in Material Recovery Facilities by a Virtual Team”. In: Gómez, J.M., Sonnenschein, M., Müller, M., Welsch, H., Rautenstrauch, C. (eds) Information Technologies in Environmental Engineering. Environmental Science and Engineering. Springer, Berlin, Heidelberg. https://doi.org/10.1007/978-3-540-71335-7_35

[Cnf.128] Papazoglou, P.M., Karras, D.A., Papademetriou, R.C. (2008). “On the Multi-threading Approach of Efficient Multi-agent Methodology for Modelling Cellular Communications Bandwidth Management”. In: Nguyen, N.T., Jo, G.S., Howlett, R.J., Jain, L.C. (eds) Agent and Multi-Agent Systems: Technologies and Applications. KES-AMSTA 2008. Lecture Notes in Computer Science(), vol 4953. Springer, Berlin, Heidelberg, 27-28 March 2008, Incheon, Korea, DOI: 10.1007/978-3-540-78582-8_44 , EID: 2-s2.0-47249145984,,   BEST RESEARCH PAPER AWARD

[Cnf.129]  Karras, D.A. (2008). “Efficient MRI Reconstruction Using a Hybrid Framework for Integrating Stepwise Bayesian Restoration and Neural Network Models in a Memory Based Priors System”. In: Corchado, E., Abraham, A., Pedrycz, W. (eds) Hybrid Artificial Intelligence Systems. HAIS 2008. Lecture Notes in Computer Science(), vol 5271. Springer, Berlin, Heidelberg, Print ISBN: 978-3-540-87655-7, Online ISBN: 978-3-540-87656-4,  DOI: https://doi.org/10.1007/978-3-540-87656-4_30, EID: 2-s2.0-70350534294

[Cnf.130] Stamatopoulos, V.G.; Moise, A.; Karras, D.A, “A new modification of Singular Value Decomposition using Independent Component Analysis with applications to MRS imaging quantification”,  IEEE International Workshop on Imaging Systems and Techniques, 2008, IST 2008, 10-12 Sept. 2008 Page(s):330 – 334, Digital Object Identifier 10.1109/IST.2008.4659995 , EID: 2-s2.0-57849147190

[Cnf.131] P.M. Papazoglou, D.A. Karras, R.C. Papademetriou, “On the implementation of ant colony optimization scheme for improved channel allocation in wireless communications”, 4th International IEEE Conference Intelligent Systems, 2008, IS 2008, Volume 1,  6-8 Sept. 2008 Page(s):6-41 - 6-50, Digital Object Identifier 10.1109/IS.2008.4670437, EID: 2-s2.0-67249102847

[Cnf.132] P.M. Papazoglou, D.A. Karras, R.C. Papademetriou, “A Multi-Agent Simulation Model for Wireless Communications Involving an Improved Agent Negotiation Scheme Based on Real Time Event Scheduling Mechanisms”,  EMS '08, Second UKSIM European Symposium on Computer Modeling and Simulation, 2008, 8-10 Sept. 2008 Page(s):246 – 252, Digital Object Identifier 10.1109/EMS.2008.86, EID: 2-s2.0-55849132522

[Cnf.133] P.M. Papazoglou, D.A. Karras, R.C. Papademetriou, “On Improved Event Scheduling Mechanisms for Wireless Communications Simulation Modelling”, New Technologies, Mobility and Security, 2008, NTMS '08, 5-7 Nov. 2008, Page(s):1 – 5,

https://ieeexplore.ieee.org/abstract/document/4689127

Digital Object Identifier 10.1109/NTMS.2008.ECP.73,

[Cnf.134] D.A. Karras, V.C. Zorkadis, “On Efficient Security Modelling of Complex Interconnected Communication Systems based on Markov Processes”, New Technologies, Mobility and Security, 2008, NTMS '08, 5-7 Nov. 2008, Page(s):1 – 7, https://ieeexplore.ieee.org/abstract/document/4689126   Digital Object Identifier 10.1109/NTMS.2008.ECP.72,

[Cnf.135] P. M. Papazoglou; Dimitrios A. Karras; Rallis C. Papademetriou, “On integrated ant colony optimization strategies for improved channel allocation in large scale wireless communications”, MAMECTIS 2008, 26 October 2008, http://dl.acm.org/citation.cfm?id=1562334.1562389, LENSID: 039-316-674-481-848, WOSUID: WOS:000262507100055

[Cnf.136] Papazoglou, P. M., D. A. Karras, and R. C. Papademetriou. "A Critical overview on the recent advances in channel allocation strategies for voice and multimedia services in wireless communication systems and the Applicability of Computational Intelligence Techniques." In WSEAS International Conference. Proceedings. Mathematics and Computers in Science and Engineering, no. 10. WSEAS, 2008., https://www.researchgate.net/profile/Dimitrios-Karras-2/publication/234791605_A_critical_overview_on_the_recent_advances_in_channel_allocation_strategies_for_voice_and_multimedia_services_in_wireless_communication_systems_and_the_applicability_of_computational_intelligence_tech/links/0deec51a7a64f789b5000000/A-critical-overview-on-the-recent-advances-in-channel-allocation-strategies-for-voice-and-multimedia-services-in-wireless-communication-systems-and-the-applicability-of-computational-intelligence-tech.pdf  http://dl.acm.org/citation.cfm?id=1562334.1562389 , LENSID: 021-150-502-599-515

[Cnf.137] Papazoglou, P. M., Karras, D. A., & Papademetriou, R. C. (2008, July). “Modelling DCA strategies for supporting multimedia services with QoS over cellular communication systems”. In WSEAS International Conference. Proceedings. Mathematics and Computers in Science and Engineering (No. 12). World Scientific and Engineering Academy and Society.., https://www.researchgate.net/profile/Dimitrios-Karras-2/publication/234780441_Modeling_DCA_strategies_for_supporting_multimedia_services_with_QoS_over_cellular_communication_systems/links/0deec51a7a64fb1a41000000/Modeling-DCA-strategies-for-supporting-multimedia-services-with-QoS-over-cellular-communication-systems.pdf  , WOSUID: WOS:000260496700063

[Cnf.138] Papazoglou, P. M., Karras, D. A., & Papademetriou, R. C. (2008, July). “Concurrent Events Scheduling for Efficient Simulation Modelling of  Large Scale Cellular Networks Based on Multitasking Real Time Scheduling Techniques and Analysis”. In 12th WSEAS International Conference on COMMUNICATIONS, Heraklion, Greece, July 23-25, 2008, https://www.researchgate.net/profile/Dimitrios-Karras-2/publication/234820885_Concurrent_events_scheduling_for_efficient_simulation_modelling_of_large_scale_cellular_networks_based_on_multitasking_real_time_scheduling_techniques_and_analysis/links/0deec51a7a64ebce1c000000/Concurrent-events-scheduling-for-efficient-simulation-modelling-of-large-scale-cellular-networks-based-on-multitasking-real-time-scheduling-techniques-and-analysis.pdf  , WOSUID: WOS:000260496700051

[Cnf.139] Karras, D.A. (2009). “An Improved Modular Neural Network Model for Adaptive Trajectory Tracking Control of Robot Manipulators”,. In: Köppen, M., Kasabov, N., Coghill, G. (eds) Advances in Neuro-Information Processing, ICONIP (1) 2008: pp. 1063-1070 Lecture Notes in Computer Science, vol 5506. Springer, Berlin, Heidelberg. https://link.springer.com/chapter/10.1007/978-3-642-02490-0_129 , DOI: https://doi.org/10.1007/978-3-642-02490-0_129., EID: 2-s2.0-70349124155

[Cnf.140] Karras, D.A., Zorkadis, V.C. (2009). “Towards a Reliable Evaluation Framework for Message Authentication in Web-Based Transactions Based on an Improved Computational Intelligence and Dynamical Systems Methodology”. In: Köppen, M., Kasabov, N., Coghill, G. (eds) Advances in Neuro-Information Processing. ICONIP 2008. Lecture Notes in Computer Science, vol 5506. Springer, Berlin, Heidelberg.   https://link.springer.com/chapter/10.1007/978-3-642-02490-0_73#citeas  DOI:  https://doi.org/10.1007/978-3-642-02490-0_73 , EID: 2-s2.0-70349149413

[Cnf.132]  Karras, D.A. (2009).”On Efficient Content Based Information Retrieval Using SVM and Higher Order Correlation Analysis”. In: Köppen, M., Kasabov, N., Coghill, G. (eds) Advances in Neuro-Information Processing. ICONIP 2008. Lecture Notes in Computer Science, vol 5507. Springer, Berlin, Heidelberg, ICONIP (2) 2008: pp. 112-119, https://link.springer.com/chapter/10.1007/978-3-642-03040-6_14#citeas,   DOI:  https://doi.org/10.1007/978-3-642-03040-6_14 , EID: 2-s2.0-70349102053

[Cnf.141] Adam, S., Karras, D.A., Vrahatis, M.N. (2009). “Revisiting the Problem of Weight Initialization for Multi-Layer Perceptrons Trained with Back Propagation”. In: Köppen, M., Kasabov, N., Coghill, G. (eds) Advances in Neuro-Information Processing. ICONIP 2008. Lecture Notes in Computer Science, vol 5507. Springer, Berlin, Heidelberg. ICONIP (2) 2008: pp. 308-315,  https://link.springer.com/chapter/10.1007/978-3-642-03040-6_38#citeas ,                                                                     DOI: https://doi.org/10.1007/978-3-642-03040-6_38,   EID: 2-s2.0-70349100794

[Cnf.142]  Papakostas, G.A.; Karras, D.A.; Mertzios, B.G, “Dealing with peaks overlapping issue in quantifying metabolites in MRSI”,  IEEE International Workshop on Imaging Systems and Techniques, 2009, IST 2009, 11-12 May 2009 Page(s):58 – 62, Digital Object Identifier 10.1109/IST.2009.5071602 , EID: 2-s2.0-70349676083

[Cnf.143]  Karras, D.A.; “Compression of MRI images using the discrete wavelet transform and improved parameter free bayesian restoration techniques”,  IEEE International Workshop on Imaging Systems and Techniques, 2009, IST 2009, 11-12 May 2009, art. no. 5071627, pp. 179-182, DOI: 10.1109/IST.2009.5071627, EID: 2-s2.0-70349656980

,

[Cnf.144]  D. A. Karras: “On a New Similarity Analysis in Frequency Domain for Mining Faces within a Complex Background”. ICDM 2009: 301-309, DOI: 10.1007/978-3-642-03067-3_24, EID: 

2-s2.0-76249095097

[Cnf.145]  Dimitrios A. Karras, Basil G. Mertzios: “On the Integration of Neural Classifiers through Similarity Analysis of Higher Order Features”. ICDM 2009: 361-371, DOI: 10.1007/978-3-642-03067-3_29, EID:2-s2.0-76249127295

[Cnf.138]  P. M. Papazoglou, D. A. Karras, Rallis C. Papademetriou: “On Cellular Network Channels Data Mining and Decision Making through Ant Colony Optimization and Multi Agent Systems Strategies”. ICDM 2009: 372-387, DOI: 10.1007/978-3-642-03067-3_30, EID: 2-s2.0-76349115842 , BEST RESEARCH PAPER AWARD

[Cnf.139]  Stavros Adam, Dimitrios A. Karras, Michael N. Vrahatis: “A Data Mining Approach in the Analysis of the Weight Space of Multilayer Perceptron Solving Complex Real World Tasks”, Industrial Conference on Data Mining - Posters 2009: 38-52,   https://www.researchgate.net/profile/Michael-Vrahatis/publication/221338402_A_data_mining_approach_in_the_analysis_of_the_weight_space_of_multilayer_perceptron_solving_complex_real_world_tasks/links/544aea100cf24b5d6c3ec33a/A-data-mining-approach-in-the-analysis-of-the-weight-space-of-multilayer-perceptron-solving-complex-real-world-tasks.pdf

[Cnf.140]  I. Khan, Dimitrios A. Karras, “An Efficient Cross Layer Intra and Inter Domain Mobility Solution for IEEE 802.16e Mobile WiMAX”, 16th International Conference on Systems, Signals and Image Processing, 2009. IWSSIP 2009. Digital Object Identifier: 10.1109/IWSSIP.2009.5367691 , Publication Year: 2009 , Page(s): 1 - 7 , IEEE Conferences, DOI: 10.1109/IWSSIP.2009.5367691, EID: 

2-s2.0-77949503614

[Cnf.141]  Hanias, M.P.; Karras, D.A.; Mobarak, M.; “Non-Linear Analysis and Time Series Prediction of an Electrical Analogue of the Mechanical Double Pendulum”, 16th International Conference on Systems, Signals and Image Processing, 2009, IWSSIP 2009. Digital Object Identifier: 10.1109/IWSSIP.2009.5367787, Publication Year: 2009 , Page(s): 1 - 5 , IEEE Conferences , DOI: 10.1109/IWSSIP.2009.5367787, EID: 2-s2.0-77949507959

[Cnf.142]  Papazoglou, P.M.; Karras, D.A.; Papademetriou, R.C.;“An Efficient Distributed Event Scheduling Algorithm for Large Scale Wireless Communications Simulation Modelling”, 16th International Conference on Systems, Signals and Image Processing, 2009, IWSSIP 2009. Digital Object Identifier: 10.1109/IWSSIP.2009.5367690, Publication Year: 2009 , Page(s): 1 - 7, IEEE Conferences , DOI: 10.1109/IWSSIP.2009.5367690, EID: 2-s2.0-77949495178

[Cnf.143]  Stamatopoulos, V.G.; Karras, D.A.; Moschopoulos, C.; Kossida, S..;          “Interpretation of Coherence Phase and Rhythmic Cumulant Results; A Simulation Study”, 16th International Conference on Systems, Signals and Image Processing, 2009, IWSSIP 2009, Publication Year: 2009 , Page(s): 1 - 6, IEEE Conferences, DOI: 10.1109/IWSSIP.2009.5367689, EID: 2-s2.0-77949520611

[Cnf.144] G. A. Papakostas, B. G. Mertzios and D. A. Karras, "Performance of the Orthogonal Moments in Reconstructing Biomedical Images," 2009 16th International Conference on Systems, Signals and Image Processing, IWSSIP 2009, Chalkida, Greece, 2009, IEEE Conferences , pp. 1-4, DOI: 10.1109/IWSSIP.2009.5367686, EID: 2-s2.0-77949527521

[Cnf.145] Filippou, A., Karras, D. A., & Papademetriou, R. C. (2009, November). “Coverage problem for sensor networks: an overview of solution strategies”. In Proc. 17th Telecommunication Forum (TELFOR) (pp. 134-136), http://2009.telfor.rs/files/radovi/02_08.pdf , LENSID: 070-875-849-342-108

[Cnf.146]  Papakostas, G.A.; Karras, D.A.; Mertzios, B.G.; van Ormondt, D., Graveron-Demilly, D.; “On quantifying MRS metabolites using a constrained Genetic Algorithm”, IEEE International Conference on Imaging Systems and Techniques (IST), 2010, IST 2010, Digital Object Identifier: 10.1109/IST.2010.5548469, Publication Year: 2010 , Page(s): 46-51, IEEE Conferences, EID: 2-s2.0-77957844703

[Cnf.147]  de Beer, R.; van Ormondt, D.; Di Cesare, F.; Graveron-Demilly, D.; Karras, D.A.; Starcuk, Z.; “Accelerating batched 1D-FFT with a CUDA-capable computer”, IEEE International Conference on Imaging Systems and Techniques (IST), 2010, IST 2010, Digital Object Identifier: 10.1109/IST.2010.5548530, Publication Year: 2010 , Page(s): 446-451, IEEE Conferences, EID: 2-s2.0-77957843061

[Cnf.148]  Chatzichristofis, S.A.; Boutalis, Y.S.; Karras, D.A.; Mertzios, B.G.; “Content based MRSI image indexing and retrieval involving a fuzzy descriptor”, IEEE International Conference on Imaging Systems and Techniques (IST), 2010, IST 2010, Digital Object Identifier: 10.1109/IST.2010.5548475, Publication Year: 2010 , Page(s): 373-378, IEEE Conferences, EID: 2-s2.0-77957835813

[Cnf.149]  Popa, E.; Karras, D.A.; Mertzios, B.G.; Sima, D.; de Beer, R.; van Ormondt, D.; Graveron-Demilly, D.; “Handling arbitrary unknown lineshape in in vivo MRS without searching in function space”, IEEE International Conference on Imaging Systems and Techniques (IST), 2010, IST 2010, Digital Object Identifier: 10.1109/IST.2010.5548463, Publication Year: 2010 , Page(s): 361-364, IEEE Conferences, EID: 2-s2.0-77957847839

[Cnf.150]   Karras, D.A., “Face detection in complex backgrounds based on the integration of neural classifiers through similarity analysis of higher order representation patterns”, IEEE International Conference on Imaging Systems and Techniques (IST), 2011, IST 2011,  Publication Year: 2011 , Page(s): 335-340, IEEE Conferences, DOI: 10.1109/IST.2011.5962230, EID: 2-s2.0-80052156699

[Cnf.151]  P. M. Papazoglou, D. A. Karras, Rallis C. Papademetriou: “Evaluating novel DCA variations for efficient channel assignment in cellular communications through a generic Java simulation system”, IEEE International Conference on Computer Science and Network Technology (ICCSNT), Volume:1, Publication Year: 2011 , Page(s): 438 – 444, Digital Object Identifier:  10.1109/ICCSNT.2011.6181993  , EID: 2-s2.0-84860427747

[Cnf.152]   Karras, D.A., “On defining an hierarchical Secure proxy agent architecture for embedded communication network applications”, 20th IEEE International Conference
Telecommunications Forum (TELFOR), 2012, Publication Year: 2012 , Page(s): 131 – 134, IEEE Conferences, DOI: 10.1109/TELFOR.2012.6419165, EID: 2-s2.0-84874168381

[Cnf.153] P. M. Papazoglou, D. A. Karras, Rallis C. Papademetriou: “Modelling efficient dynamic channel assignment schemes for quality of service wireless multimedia telecommunications through an extended and integrated Java simulation framework”, IEEE International Conference on Future Generation Communication Technology (FGCT), Publication Year: 2012 , Page(s): 174 – 179, DOI: 10.1109/FGCT.2012.6476586, EID: 2-s2.0-84876088114

[Cnf.154] Pasias V., D. A. Karras, Rallis C. Papademetriou: “New optimization models for survivability-supported traffic engineering in multi-service networks”, IEEE International Conference on Future Generation Communication Technology (FGCT),  Publication Year: 2012 , Page(s): 168 – 173, DOI: 10.1109/FGCT.2012.6476585, EID:2-s2.0-84876071689

[Cnf. 155] P. M. Papazoglou, D. A. Karras, Rallis C. Papademetriou, “A simulation setup validation framework for modelling architectures and algorithms in designing large scale wireless communication systems”, Proceedings of the 2nd International Conference on Circuits, Systems, Communications, Computers and Applications, (CSCCA '13), Dubrovnik, Croatia, June 25-27, 2013, DOI: 10.5281/zenodo.13788905

[Cnf. 156] A Filippou,  D. A. Karras (2013, Αύγουστος 31). “A Proposal for an Efficient Integral Multi-Agent Sensor Network Simulation Architecture Design”,. International Conference on Parallel and Distributed Processing Techniques and Applications (PDPTA) (PDPTA 2013), USA. https://doi.org/10.5281/zenodo.13788741

[Cnf. 157] Pasias V., D. A. Karras, Rallis C. Papademetriou, “Efficient Wireless access network design based on improved heuristic optimization algorithms”, Proceedings of the 1st International Conference on OTEMA-2013, Mathematical Methods and Optimization Techniques in Engineering, Antalya, Turkey, October 8-10, 2013, https://d1wqtxts1xzle7.cloudfront.net/80254962/OTEMA-13-libre.pdf?1644071344=&response-content-disposition=inline%3B+filename%3DEfficient_Wireless_access_network_design.pdf&Expires=1728041521&Signature=gatxhEo2BBLUNw2aERdrhGNqn42F7C-BztCg~jI0Fvg5JGy6K2pKfTpBFZM3DVTnOOW26djN1w04N1injZixU~DWNNwiUZFPhR0zGAWt-3yKVR2ZvioM3qllcHIJ697cZbBw3CVrOw2FWXyjRLC~0m5Fm-VO5vSlYVF~zSa6oYIMGoapj61YKED9080DPSVNxPYKu8GX1Az7aDN2wALvqUnZxkOV5YlRiaGGrQ86h4Hsjy79tWS1nGjysB4gc6xCzl7rjwZkHj1tRK95aqUEyocqo5WX9DpaDkYigFvD0tInbrJ7Lx-KlXPjOTETutLMrUotTQUQKz51wmrcrLHJpw__&Key-Pair-Id=APKAJLOHF5GGSLRBV4ZA

[Cnf. 158]  Karras, D.A., “Improved compression of MRSI images involving the discrete wavelet transform and an integrated two level restoration methodology comparing different textural and optimization schemes”, IEEE International Conference on Imaging Systems and Techniques (IST), 2013, IST 2013, DOI: 10.1109/IST.2013.6729687, EID: 2-s2.0-84894486337

[Cnf. 159] ED Tsougenis, GA Papakostas, DE Koulouriotis, EG Karakasis, DA Karras, “Color image watermarking via Quaternion Radial Tchebichef Moments”, IEEE International Conference on Imaging Systems and Techniques (IST), 2013, IST 2013, DOI: 10.1109/IST.2013.6729671, EID: 2-s2.0-84894412277

[Cnf. 160] T Farrahi, G Giakos, T Quang, S Shrestha, A Deshpande, C Narayan, D.A. Karras, “Lung cancer pathology discrimination techniques using time series analysis”, IEEE International Conference on Imaging Systems and Techniques (IST), 2013, IST 2013, DOI: 10.1109/IST.2013.6729667, EID: 2-s2.0-84894411610

[Cnf. 161] Karras, D.A., “On content based MRSI retrieval integrating fuzzy descriptors in the wavelet domain”, IEEE International Conference on Imaging Systems and Techniques (IST), 2013, IST 2013, DOI: 10.1109/IST.2013.6729709, EID: 2-s2.0-84894433402

[Cnf. 162] Filippou, A., Karras, D.A., “On the efficient design of a generic emulator module towards precise simulation of wireless sensor networks using XML”, 2014, 22nd Telecommunications Forum, TELFOR 2014 - Proceedings of Papers 5 February 2015, Article number 7034589, Pages 1059-1062, 22nd Telecommunications Forum, TELFOR 2014; The Sava CenterBelgrade; Serbia; 25 November 2014 through 27 November 2014; Category numberCFP1498P-CDR; Code 116803, DOI: 10.1109/TELFOR.2014.7034589, EID: 2-s2.0-84962275102

[Cnf. 163] P. M. Papazoglou, D. A. Karras, Rallis C. Papademetriou, “On improved modeling and simulation of wireless communication systems using multiagent and multi-threading systems architectures for efficient spectrum reuse”, 2014, 22nd Telecommunications Forum, TELFOR 2014 - Proceedings of Papers 5 February 2015, Article number 7034416, Pages 324-327, 22nd Telecommunications Forum, TELFOR 2014; The Sava CenterBelgrade; Serbia; 25 November 2014 through 27 November 2014; Category numberCFP1498P-CDR; Code 116803, DOI: 10.1109/TELFOR.2014.7034416, EID: 2-s2.0-84962236540

[Cnf. 164] Filippou, A., Karras, D.A., “On multi-agent strategies for efficiently designing competent integrated hardware-generic simulation systems of wireless sensor networks”, Proceedings - 29th European Conference on Modelling and Simulation, ECMS 2015, 2015, Pages 221-230, AlbenaVarna; Bulgaria; 26 May 2015 through 29 May 2015; Code 112782, DOI: 10.7148/2015-0221, EID: 2-s2.0-84938717982

[Cnf. 165] Pasias,V., Karras, D.A., Rallis C. Papademetriou, “New genetic optimization strategies in efficient off-line traffic engineering for simulating multi-service UMTS Cellular networks”, Proceedings - 29th European Conference on Modelling and Simulation, ECMS 2015, 2015, Pages 438-445, AlbenaVarna; Bulgaria; 26 May 2015 through 29 May 2015; Code 112782, DOI: 10.7148/2015-0438

EID: 2-s2.0-84938704518

[Cnf. 166] Adam, S.P., Karras, D.A., Magoulas, G.D., Vrahatis, M.N., “Reliable estimation of a neural network's domain of validity through interval analysis based inversion”, Proceedings of the International Joint Conference on Neural Networks, Volume 2015-September, 28 September 2015, Article number 7280794, International Joint Conference on Neural Networks, IJCNN 2015; Killarney; Ireland; 12 July 2015 through 17 July 2015; Category numberCFP15IJS-ART; Code 116724, DOI: 10.1109/IJCNN.2015.7280794, EID: 2-s2.0-84951110141

[Cnf. 167] P. M. Papazoglou, D. A. Karras, Rallis C. Papademetriou, “Dynamic channel assignment algorithms for supporting QoS based services in wireless cellular environments”, 2015, 23rd Telecommunications Forum, TELFOR 2015, 8 January 2016, Article number 7377567, Pages 716-719, 23rd Telecommunications Forum, TELFOR 2015; Sava CenterBelgrade; Serbia; 24 November 2015 through 26 November 2015; Category numberCFP1598P-CDR; Code 118995, DOI: 10.1109/TELFOR.2015.7377567, EID: 2-s2.0-84964438089

[Cnf. 168] Filippou, A., Karras, D.A., Tsatrafyllis, I., “On the detailed design issues of a multi-agent architecture based on CUDA threads towards efficiently Simulating WSN Systems”, 2015, 23rd Telecommunications Forum, TELFOR 2015, 8 January 2016,  Article number 7377481, Pages 349-352, 23rd Telecommunications Forum, TELFOR 2015; Sava CenterBelgrade; Serbia; 24 November 2015 through 26 November 2015; Category number CFP1598P-CDR; Code 118995, DOI: 10.1109/TELFOR.2015.7377481, EID: 2-s2.0-84964474425

[Cnf. 169]  D.A. Karras, "Efficient Time Series Forecasting based on Local Reconstruction Learning Vector Quantization Neural Networks Techniques", Proceedings of Advances in Computational Intelligence, FSNN-03, WSEAS, ROME, 07-11-2015, ISBN: 978-1-61804-343-6, 2015, DOI: 10.5281/zenodo.13787836

[Cnf. 170]  Papademetriou, R.C., Karras, D.A., “An in depth comparative analysis of software tools for modelling and simulating business processes”, 2016, BMSD 2016 - Proceedings of the 6th International Symposium on Business Modeling and Software Design, pp. 124-133, SCITEPRESS, Rhodos, Greece, June 2016, 2016, DOI: 10.5220/0006222901240133, EID: 2-s2.0-85004091936

[Cnf. 171]  Vasilios Pasias, Dimitrios A Karras, Rallis C Papademetriou, “On novel efficient wireless access network design heuristic algorithms for QoS multiservice networks”, 2016, SETIT 2016 - Proceedings of 7th International Conference on the Sciences of Electronics, Technologies of Information and Telecommunications (SETIT), 2016, pp. 153-160, Publisher IEEE, INSPEC Accession Number: 16946918, DOI: 10.1109/SETIT.2016.7939858, Hammamet, Tunisia,  December 2016, EID: 2-s2.0-85021439707

[Cnf. 172]  Karras, D.A., Papademetriou, R.C., “A systematic review of analytical management techniques in Business Process Modelling for SMEs beyond what-if-analysis and towards a framework for integrating them with BPM”, 2017, BMSD 2017 - Proceedings of the 7th International Symposium on Business Modeling and Software Design, pp. 99-110, SCITEPRESS, Barcelona, Spain , July 2017, ISBN (Print) 978-989-758-238-7, 2017, DOI: 10.5220/0006527900990110, EID: 2-s2.0-85032958952

[Cnf. 173]  Ilias Chalvatzis ; Dimitrios A. Karras ; Rallis C. Papademetriou , “Evaluation of Security Vulnerability Scanners for Small and Medium Enterprises Business Networks Resilience towards Risk Assessment”, 2019, 2019 IEEE International Conference on Artificial Intelligence and Computer Applications (ICAICA), DOI: 10.1109/ICAICA.2019.8873438, pp. 52-58, Dalian, China, EID: 

2-s2.0-85074430877

[Cnf. 174]  Ilias Chalvatzis ; Dimitrios A. Karras ; Rallis C. Papademetriou , “Using NASL based Superscripts to measure System Security through Analyzing and Organizing attacks”, 2019, 2019 27th Telecommunications Forum (TELFOR), DOI: 10.1109/TELFOR48224.2019.8971211, Belgrade, Servia, DOI: 10.1109/TELFOR48224.2019.8971211, EID: 2-s2.0-85079319998

[Cnf. 175]  A. Filippou ; Dimitrios A. Karras ; I. Tsatrafyllis, “On Efficient Scheduling Schemes in Multiagent Wireless Sensor Networks Simulation Systems”, 2019, 2019 27th Telecommunications Forum (TELFOR), Belgrade, Servia, DOI: 10.1109/TELFOR48224.2019.8971316, EID: 2-s2.0-85079319902

[Cnf. 176]  Maheshwari A, Padma S., Shrivastava D P, Dimitrios A. Karras, Phyu Phyu Khaing, “An Overview Of Hiding Information Using Steganography Methods With Cryptography”, in Proceedings of the 2020 KSRCAS - FICCSI 20, First International Conference on Computer Science and Intelligence (FICCSI), February 2020, India, pp.146-153,

https://www.researchgate.net/publication/340570639_AN_OVERVIEW_OF_HIDING_INFORMATION_USING_STEGANOGRAPHY_METHODS_WITH_CRYPTOGRAPHY_INTRODUCTION

DOI: 10.5281/zenodo.13787755

[Cnf. 177]  Dimitrios A. Karras , “An Effective Statistical Test Suite for Pseudorandom number Generators in Digital Signatures and Security Robustness Evaluation including a Wavelet Test for Randomness”, in Proceedings of 2020 IEEE International Conference on Progress in Informatics and Computing (PIC) December 18-20, 2020, Shanghai, China, pp.314-322., DOI: 10.1109/PIC50277.2020.9350846, EID: 2-s2.0-85101670674

[Cnf. 178]  SP Praveen, S Sindhura, A Madhuri, Dimitrios A. Karras, “A Novel Effective Framework for Medical Images Secure Storage Using Advanced Cipher Text Algorithm in Cloud Computing”, in Proceedings of 2021 IEEE International Conference on Imaging Systems and Techniques (IST), August 2021, DOI: 10.1109/IST50367.2021.9651475, Publisher: IEEE, Conference Location: Kaohsiung, Taiwan, https://ieeexplore.ieee.org/abstract/document/9651475, DOI: 10.1109/IST50367.2021.9651475, EID: 2-s2.0-85124353335

[Cnf. 179] D. Cakeri and D. A. Karras, "On a Comprehensive Implementation and Performance Evaluation Framework of Fast Algorithms for Exact String Matching," 2022 International Conference on Computing, Networking, Telecommunications & Engineering Sciences Applications (CoNTESA), Publisher: IEEE, Skopje, North Macedonia, 2022, pp. 23-30, doi: 10.1109/CoNTESA57046.2022.10011253, https://ieeexplore.ieee.org/document/10011253

[Cnf. 180] M. Sakthivel, S. Kant Gupta, D. A. Karras, A. Khang, C. Kumar Dixit and B. Haralayya, "Solving Vehicle Routing Problem for Intelligent Systems using Delaunay Triangulation," 2022 International Conference on Knowledge Engineering and Communication Systems (ICKES), Chickballapur, India, 2022, pp. 1-5, doi: 10.1109/ICKECS56523.2022.10060807, Publisher: IEEE,  https://ieeexplore.ieee.org/document/10060807

[Cnf. 181] V. S. Kumar, M. Sakthivel, D. A. Karras, S. Kant Gupta, S. M. Parambil Gangadharan and B. Haralayya, "Drone Surveillance in Flood Affected Areas using Firefly Algorithm," 2022 International Conference on Knowledge Engineering and Communication Systems (ICKES), Chickballapur, India, 2022, pp. 1-5, doi: 10.1109/ICKECS56523.2022.10060857,  Publisher: IEEE,  https://ieeexplore.ieee.org/document/10060857

[Cnf. 182] S. Tahilyani, S. Saxena, D. A. Karras, S. Kant Gupta, C. Kumar Dixit and B. Haralayya, "Deployment of Autonomous Vehicles in Agricultural and using Voronoi Partitioning," 2022 International Conference on Knowledge Engineering and Communication Systems (ICKES), Chickballapur, India, 2022, pp. 1-5, doi: 10.1109/ICKECS56523.2022.10060773,  Publisher: IEEE,  https://ieeexplore.ieee.org/document/10060773

[Cnf. 183] V. S. Kumar, A. Alemran, D. A. Karras, S. Kant Gupta, C. Kumar Dixit and B. Haralayya, "Natural Language Processing using Graph Neural Network for Text Classification," 2022 International Conference on Knowledge Engineering and Communication Systems (ICKES), Chickballapur, India, 2022, pp. 1-5, doi: 10.1109/ICKECS56523.2022.10060655, Publisher: IEEE, https://ieeexplore.ieee.org/document/10060655

[Cnf. 184] S. K. Gupta, W. Ahmad, D. A. Karras, A. Khang, C. K. Dixit and B. Haralayya, "Solving Roulette Wheel Selection Method using Swarm Intelligence for Trajectory Planning of Intelligent Systems," 2023 International Conference on Recent Trends in Electronics and Communication (ICRTEC), Mysore, India, 2023, pp. 1-5, doi: 10.1109/ICRTEC56977.2023.10111861.

[Cnf. 185] A. Kishore Kumar, A. Alemran, D. A. Karras, S. Kant Gupta, C. Kumar Dixit and B. Haralayya, "An Enhanced Genetic Algorithm for Solving Trajectory Planning of Autonomous Robots," 2023 IEEE International Conference on Integrated Circuits and Communication Systems (ICICACS), Raichur, India, 2023, pp. 1-6, doi: 10.1109/ICICACS57338.2023.10099994 .

[Cnf. 186] D. Elmazi, D. A. Karras, A. Alkholidi and K. Çapari, "Cybersecurity and Privacy Attacks Detection in IoT Networks with Improved Data Engineering and Machine Learning Methods," 2023 IEEE Ninth International Conference on Big Data Computing Service and Applications (BigDataService), Athens, Greece, 2023, pp. 223-228, doi: 10.1109/BigDataService58306.2023.00046.

[Cnf. 187]  Rexha, S., Karras, D.A. (2024). On the Design and Performance Evaluation of Android Based Alarming Applications. In: Miraz, M.H., Southall, G., Ali, M., Ware, A. (eds) Emerging Technologies in Computing. iCETiC 2023. Lecture Notes of the Institute for Computer Sciences, Social Informatics and Telecommunications Engineering, vol 538. Springer, Cham. https://doi.org/10.1007/978-3-031-50215-6_11

[Cnf. 188]  Edmira Cakrani; D. A. KARRAS; Gjergji Shqau (2024). Sustainable Development Goals and FDI – Case of Albania. In the Proceedings of International Scientific Conference ERAZ - Knowledge Based Sustainable Development 2023, 9th International Scientific Conference ERAZ 2023 – Selected Papers, Part of ISSN: 2683-5568, DOI: https://doi.org/10.31410/ERAZ.S.P.2023.43

https://www.researchgate.net/profile/Goran-Pavlovic-2/publication/377725131_Algorithmic_human_resource_management_characteristics_possibilities_and_challenges/links/65f6aea7c05fd268801b0439/Algorithmic-Human-Resource-Management-Characteristics-Possibilities-and-Challenges.pdf#page=53

[Cnf. 189] Prifti, Lejdi, Betim Cico, and Dimitrios Karras (2024), “Smart Contract Vulnerability Detection Using Deep Learning Algorithms on EVM bytecode." 13th Mediterranean Conference on Embedded Computing (MECO), Budva, Montenegro, 2024, Publisher IEEE,  pp. 1-7, DOI: 10.1109/MECO62516.2024.10577852 , https://ieeexplore.ieee.org/document/10577852

Citations of my research works from other researchers (9/12/2024)- excluding self-citations- appear in more than 3516//2276 (Google Scholar//Semantic Scholar) and 2546 (ResearchGate Index citations, with more than 24827 ResearchGate Index Reads metric) research papers, as well as in more than 1779//1165 research papers in Scopus//Web of Science peer-reviewed research databases, with H/G indexes 26/73 (Google Scholar), Scopus-H index 17 and RG-Research Interest score 1365 (in the top 5% of the ResearchGate index members database).

Based on

 https://www.adscientificindex.com/scientist/dimitrios-alexios-karras/1840497 my current rankings according to Google Scholar are as in the next shown table