Bio-Medical Informatics Group

Publications in International Conferences

G. Matsopoulos, S. Marshall, “A new morphological scale-space operator”, IEE International Conference on Image Processing and its Applications, Maastricht, Netherlands, no. 354, pp. 246-249, April 1992.

S. Marshall, G.K. Matsopoulos, “Morphological Data Fusion in Medical Imaging”, IEEE Workshop on Non Linear Signal Processing, Tampere, Finland, pp. 6.1/5.1-5-6, January 1993.

G. Matsopoulos, S. Marshall, “Feature migration in morphological scale-space”, Proceedings of International Conference Of Acoustics, Speech and Signal Processing, ICASSP 93, Minneapolis, USA, pp. III 599-602, April 1993.

G.K. Matsopoulos, S. Marshall, T.S. Durrani, “Measurement of a human fetal head from ultrasound images using mathematical morphology”, The 51st Annual Congress of the British Institute of Radiology, Radiology and Oncology, Glasgow, vol. 66, pp. 75, May 1993.

G.K. Matsopoulos, S. Marshall, J. Mackie, S.E. Solomonidis, “3-D Imaging of the Residual Limb of an Above Knee Amputee using Morphological Edge Detection Algorithms”, Image Processing Theory and Applications, ed. G. Vernazza, Elsevier Science Publisher, San Remo, Italy, pp. 365-368, June 1993.

J.E.E. Fleming, G.K. Matsopoulos, S.E. Solomonidis, W.A. Sandham, W.D. Spence, “Pilot study into use of Ultrasound to locate femoral remnant in Above-Knee Amputees”, The 25th Annual Meeting of the British Medical Ultrasound Society, Eastbourn, vol. 67, no. 799, p. 64, July 1994.

S. Marshall, G.K. Matsopoulos, J.N.H. Brunt, “Fusion of MR and CT images of the human brain using Multiresolution Morphology”, Mathematical Morphology and Its Applications to Signal Processing II, ISMM 94, Fontainbleau, France, 7-9 September 1994.

J.N.H. Brunt, S. Marshall, G.K. Matsopoulos, “Data Preserving fusion of MR and CT images using Multiresolutions Mathematical Morphology”, Extending the Spectrum, 1st Joint Annual Conference of IPSS and BESS, University of Keele, September 1994.

S. Marshall, D. Florencio, J. N. H. Brunt, G. K. Matsopoulos, “Data Cylinders in Medical Image Fusion”, IEEE Workshop on Non Linear Image Processing, Halkidiki, Greece, pp. 121-124, June 1995.

N. Uzunoglou, G. Matsopoulos, M. Stakian, “Mathematical Modeling of Bone New Growth”, International Conference on Application of Critical Technologies for the Needs of Society, Yerevan, Armenia, September 1995.

G. Matsopoulos, K.S. Nikita, N.K. Uzunoglu, G. Pistevos, “Quantitative Description of the Femoral Head Shape in Perthes’ Disease: An Automatic Image Processing Technique”, Proceedings of the 1995 RSNA International Conference, p. 363, 1995.

N. Mouravliansky, G. Matsopoulos, K.S. Nikita, N.K. Uzunoglu and G. Pistevos, “An Image Processing Technique for the Quantitative Analysis of Hip Disorder in Perthes’ Disease”, 18th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, CD-Rom 2 pages, Amsterdam, 31October –3 November, 1996.

G. Matsopoulos, K.S. Nikita, N. Mouravliansky, N. Uzunoglu, “A Fast, Fremeless, Multimodal Head Imaging Registration Using a Fast Distance Map Computation Technique”, Proceedings of the World Congress on Medical Physics and Biomedical Engineering, p. 675, Nice, 14-19 September, 1997.

K.S. Nikita, N. Mouravliansky, G. Matsopoulos, A. Nikita, “Integration of Region Based and Deformable Techniques for the Automatic Segmentation and 3-D Visualization of Liver Structure from CT images”, Proceedings of the World Congress on Medical Physics and Biomedical Engineering, p. 792, Nice, 14-19 September, 1997.

A. Marsh, K. Delibasis, Ch. Michael, N. Mouravliansky, G. Matsopoulos, K.S. Nikita, N. Uzunoglu, “EUROMED – A WWW-Based Multi-Media Telemedical Information System”, Proceedings of the VIIIth Mediterranean Conference on Medical and Biological Engineering and Computing, CD Rom – 6 pages, Medicon ’98, Limassol, Cyprus, June 1998.

G.K. Matsopoulos, N. Mouravliansky, K. Delibasis, K.S. Nikita, “Medical Imaging Interpolation Technique Based on Mathematical Morphology”, Proceedings of the VIIIth Mediterranean Conference on Medical and Biological Engineering and Computing, Medicon ’98, CD Rom – 6 pages, Limassol, Cyprus, June 1998.

P. Asvestas, G.K. Matsopoulos, K.S. Nikita, “Classification of Ultrasonic Liver Images Using a Power Differentiation Method”, Proceedings of the VIIIth Mediterranean Conference on Medical and Biological Engineering and Computing, Medicon ’98, Limassol, Cyprus, CD Rom – 6 pages, June 1998.

K. Delibasis, N. Mouravliansky, G. Matsopoulos, A. Marsh, “WWW -based visualization of 4D MR Cardiac Data: A Pilot Study”, Conference of European Society of Cardiology, Vienna, August 1998.

K.K. Delibasis, N. Mouravliansky, G.K. Matsopoulos, K.S. Nikita, A. Marsh, “WWW Based Measurements and Visualization of 4D MR Cardiac Data: A Pilot Study”, Proceedings of the 20th Annual International Conference of the IEEE Engineering in Medicine and Biology (EMBS), vol. 20(1), pp. 484-487, Hong Kong, 29 October-1 November, 1998.

N. Mouravliansky, G.K. Matsopoulos, K.K. Delibasis, K.S. Nikita, “Automatic Retinal Registration Using Global Optimization Techniques”, Proceedings of the 20th Annual International Conference of the IEEE Engineering in Medicine and Biology (EMBS), vol. 20(1), pp. 567-570, Hong Kong, 29 October-1 November, 1998.

S.G. Mougiakakou, K.S. Nikita, M. Protonotarios, G. Matsopoulos, “Neural Network based Decision Support System for Outpatients Diabetes Management”, Symposium on COMPUTERS in DIABETES ’98 on the occasion of the EASD ’98, Barcelona, Spain.

K.K. Delibasis, G.K. Matsopoulos, N.A. Mouravliansky, K.S. Nikita, “Efficient Implementation of the Marching Cubes Algorithm for Rendering Medical Data”, High-Performance Computing and Networking, 7th International Conference and Exhibition, Amsterdam, April 1999. In: P. Sloot, M. Bubak, A. Hoekstra, B. Hertzberger (Eds.), Lecture Notes in Computer Science, vol. 1593, pp. 989-997, Springer, 1999.

E. Ntasis, K.S. Nikita, G. Matsopoulos, “Security services for telematics applications for clinical radio-oncology”, 3rd IMACS International Multiconference on Circuits, Systems, Communications and Computers, CSCC’99, pp. 369-373, Athens, June 1999.

J. Larios, G. Matsopoulos, “A model for an efficient biomedical-equipment procurement process supported by an integrated tendering and bids appraisal information system”, 5th International Conference on Rating Technology and Human Decisions: Global bridges into the 21st Century, pp. 1815-1818, Athens, July 1999.

N.A. Mouravliansky, K.K. Delibasis, G.K. Matsopoulos, K.S. Nikita, “A Νew Μethod for the Εlastic Registration of CT and MR Ηead Ιmages”, Proceedings of the 1999 IEEE BMES – EMBS, p. 1156, Atlanta, October 1999.

G.K. Matsopoulos, K.K. Delibasis, N.A. Mouravliansky, K.S. Nikita, “Unsupervised Learning for Automatic CT-MR Image Registration with Local Deformations”, Advancement of Medicine and Health Care through Technology – the Challenge to Biomedical Engineering in Europe, vol. II, pp. 982-983, Vienna, 4-7 November, 1999.

G.K. Matsopoulos, K.K. Delibasis, N. Mouravliansky, K.S. Nikita, “A Combination of Rigid and Elastic Transformations for Automatic Medical Surface Registration”, 4th International Workshop on Mathematical Methods in Scattering Theory and Biomedical Technology, Perdika, Thesprotia, 8-10 October, 1999. In: Scattering Theory and Biomedical Technology: Modelling and Applications, C.V. Massalas, G. Dassios, K. Kiriaki, D. Fotiades, A. Payatakes (Eds.), pp. 250-264, World Scientific Publishing Co., Inc., River Edge, NJ, USA, 2000.

P. Asvestas, G.K. Matsopoulos, K.S. Nikita, “Classification of Ultrasonic Liver Images Using a New Estimator of Fractal Dimension”, 4th International Workshop on Mathematical Methods in Scattering Theory and Biomedical Technology: Modelling and Applications, C.V. Massalas, G. Dassios, K. Kiriaki, D. Fotiades, A. Payatakes (Eds.), pp. 208-216, World Scientific Publishing Co., Inc., River Edge, NJ, USA, 2000.

C. Grava, S.B. Golemati, P. Asvestas, K.S. Nikita, G.K. Matsopoulos, “Estimation of Arterial Wall Motion from Ultrasound Images”, New Τrends in Signal Processing (5-th edition), pp. 195-202, Liptovsky Mikulas-Slovakia, 24-26 May, 2000.

P. Asvestas, G. Matsopoulos, K.S. Nikita, “Self Similar Interpolation of 3D Medical Data”, Proceedings of the 2000 World Congress on Medical Physics and Biomedical Engineering, CD Rom – 1 page, Chicago, 23-28 July, 2000.

G. Matsopoulos, K. Delibasis, N. Mouravliansky, K.S. Nikita, “A Review Study of Surface-Based Methods Towards Automatic Medical Image Registartion”, Proceedings of the 2000 World Congress on Medical Physics and Biomedical Engineering, CD Rom – 1 page, Chicago, 23-28 July, 2000.

G. Matsopoulos, K. Delibasis, N. Mouravliansky, K.S. Nikita, “Combining Various Geometrical Transformation Models wih Optimization Techniques Towards a Surface-Based Medical Image Registartion”, Proceedings of the 2000 World Congress on Medical Physics and Biomedical Engineering, CD Rom – 1 page, Chicago, 23-28 July, 2000.

E. Ventouras, C. Papageorgiou, P. Asvestas, G. Matsopoulos, N. Uzunoglu, G.C. Christodoulou, “Expert Signal Processing System Supporting Diagnosis and Therapeutic Assessment in Psychiatry”, Proceedings of the 10th National Conference with International Participation on Metrology and Metrology Assurance, pp. 203-206, Technical University of Sofia, Sozopol, Bulgaria, 2000.

G.K. Loudos, K.S. Nikita, N.A. Mouravliansky, N.K. Uzunoglu, G.K. Matsopoulos, N.D. Giokaris, A. Karabarbounis, C.N. Papanicolas, E. Styliaris, S.C. Archimandritis, A.D. Varvarigou, D. Maintas, K. Stefanis, “An Assessment of Position Sensitive Photomultilpier Tubes for High Resolution 3D Imaging”, Nuclear Science Symposium, pp. 14/37-14/41, Lyon, France, 15-20 Octomber 2000.

G.C. Kagadis, N.A. Mouravliansky, P.A. Asvestas, K.K. Delibasis, G.K. Matsopoulos, K.S. Nikita, G.C. Nikiforidis, P.J. Vassilakos, “Surface based Scheme for the Automatic Registration of CT and SPECT Brain Images: A Clinical Study,” European Congress of Radiology 2001, vol. 11(2), suppl. 1:137, Vienna, Austria, 2-6 March 2001.

S.G. Mougiakakou, M. Gletsos, G.K. Matsopoulos, A.S. Nikita, K.S. Nikita, D. Kelekis, “Development of a Decision Support System for the Classification of Hepatic Lesions from CT Images,” Proceedings of the 4th International Conference in Neural Networks and Expert Systems in Medicine and Healthcare (NNESMED 2001), pp. 74-80, Milos Island, Greece, June 2001.

G. Loudos, K. Nikita, N. Uzunoglu, N. Mouravliansky, G. Matsopoulos, “Performance of Iterative Reconstruction Algorithms For Small Organs High Resolution SPECT Imaging Using A PSPMT Based Detector”, European Association of Nuclear Medicine, Book of abstracts, p. 970, Napoli, 25-29 September 2001.

P. Asvestas, S. Golemati, G.K. Matsopoulos, K.S. Nikita, “Fractal Analysis of Ultrasound Images of Carotid Atherosclerotic,” Proceedings of the 23rd Annual International Conference of the IEEE Engineering in Medicine and Biology Society, vol. 3, pp. 2789-2792, Istanbul, Turkey, 25-28 October 2001.

M. Gletsos, S.G. Mougiakakou, G.K. Matsopoulos, A.S. Nikita, K.S. Nikita, D. Kelekis, “Classification of Hepatic Lesions from CT Images Using Texture Features and Neural Networks,” Proceedings of the 23rd Annual International Conference of the IEEE Engineering in Medicine and Biology Society, vol.3, pp.2748-2751, Istanbul, Turkey, 25-28 October 2001.

C.P. A. Sariyanni, P. Asvestas, G. K. Matsopoulos, K. S. Nikita, A. S. Nikita, D. Kelekis, “A Fractal Analysis of CT Liver Images for the Discrimination of Hepatic Lesions: A Comparative Study”, Proceedings of the 23th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, vol.2, pp.1557-1560, Istanbul, Turkey, 25-28 October 2001.

E.I. Zacharaki, P. Asvestas, G.K. Matsopoulos, K.K. Delibasis, and K.S.Nikita, “An automatic registration scheme based on similarity measures: an application to dental imaging”, Proceedings of the 23rd Annual International Conference of the IEEE Engineering in Medicine and Biology Society, vol.3, pp.2429-2432, Istanbul, Turkey, 25-28 October 2001.

C. Papageorgiou, D. Kolostoubis, I. Zervas, P. Asvestas, C. Vasios, G.K. Matsopoulos, N. Uzunoglu, A. Rabavilas, G.N. Christodoulou, “Irrational Beliefs and Auditory P200 Elicited During a Working Memory Test in Obsessive-Compulsive Disorder”, ICPM – 16th World Congress on Psychosomatic Medicine, Gothenburg, Sweden, p. 89, August 24-29, 2001.

C. Papageorgiou, P. Oulis, C. Vasios, P. Asvestas, G.K. Matsopoulos, N. Uzunoglu, A. Rabavilas, G.N. Christodoulou, “Changes of P600 Event-Related Potentials Elicited During a Working Memory Test in Schizophrenics with Auditory Hallucinations”, ICPM – 16th World Congress on Psychosomatic Medicine, Gothenburg, Sweden, p. 90, August 24-29, 2001.

C. Vasios, C. Papageorgiou, V.P. Kontaxakis, B. Havaki-Kontaxaki, G.K. Matsopoulos, N. Uzunoglu, G.N. Christodoulou, “Development of a Decision Support System for the Classification of Patients with First-Episode Schizophrenia”, Journal of Psychosomatic Research, Abstracts of the 24th European Conference of Psychosomatic Research, vol. 52, no. 5, p. 386-387, Lisboa, Portugal, June 19-22, 2002.

C. Papageorgiou, L. Lykouras, P. Mourtzouchou, C. Vasios, G.K. Matsopoulos, N. Uzunoglu, “P300 Changes in Delusional Misidentification Syndromes”, XII World Congress of Psychiatry, Yokohoma, Japan, p. 282, August 24-29, 2002.

C. Vasios, C. Papageorgiou, G.K. Matsopoulos, K.S. Nikita, N. Uzunoglu, A. Rabavilas, “A Decision Support System of Evoked Potentials”, XII World Congress of Psychiatry, Yokohoma, Japan, p. 282, August 24-29, 2002.

C. Papageorgiou, P. Oulis, C. Vasios, G.K. Matsopoulos, N. Uzunoglu, A. Rabavilas, “The Effects of Atypical Antipsychotics on P300”, XII World Congress of Psychiatry, Yokohoma, Japan, p. 283, August 24-29, 2002.

S.G. Mougiakakou, A. Tsouchlaraki, C. Kassios, K.S. Nikita, G. Matsopoulos, N. Uzunoglu, “SCAPEVIEWER: Preliminary Results of a Landscape Quality Classification System,” International Conference on Disturbed Landscapes: Analysis, Modeling and Evaluation, September 24-27, 2002.

C. Vasios, G.K. Matsopoulos, K.S. Nikita, N. Uzunoglu, C. Papageorgiou, “A Decision Support System for the Classification of Event-Related Potentials”, Sixth Seminar on neural Network Applications in Electrical Engineering, Belgrade Yugoslavia, pp. 159-162, September 26-28, 2002.

S.G. Mougiakakou, M. Gletsos, A. Nikita, G. Matsopoulos, K.S. Nikita, “Classification of Focal Liver Lesions from CT Images using Texture Features and a Neural Network Trained by a Hybrid Method,” 2nd European Medical & Biological Engineering Conference, Vienna, Austria, Part 2, pp. 1560-1561, December 04-08, 2002.

N. Mouravliansky, G. Matsopoulos, K. Delibasis, E.I. Zacharaki, P. Asvestas, K.S. Nikita, “Image Registration Based on Lifting Process: an Application to Dental Imaging,” 2nd European Medical & Biological Engineering Conference, Vienna, Austria, Part 1, pp. 852-853, December 04-08, 2002.

C. Vasios, C. Papageorgiou, G.K. Matsopoulos, K.S. Nikita, N. Uzunoglu, “Development of a Decision Support System for the Classification of Event-Related Pontetials” 2nd European Medical & Biological Engineering Conference, Vienna, Austria, Part 1, pp. 768-769, December 04-08, 2002.

P. Asvestas, G.K. Matsopoulos and K.S. Nikita “Contrast Enhancement of Medical Images Using Iterated Function Systems”, 2nd European Medical & Biological Engineering Conference, Vienna, Austria, Part 1, pp. 838-839, December 04-08, 2002.

S.G. Mougiakakou, M. Gletsos, A. Nikita, G. Matsopoulos, K.S. Nikita, D. Kelekis, “Computer-Aided Diagnostic System for the Characterization of CT Focal Liver Lesions using Texture Features and Artificial Intelligence Techniques”, European Conference in Radiology, Vienna, Austria, March 2003.

S.G. Mougiakakou, A. Tsouchlaraki, C. Cassios, K.S. Nikita, G. Matsopoulos, N. Uzunoglu, A. Leka, “SCAPEVIEWER: A Semi-automatic System for Landscape Quality Classification and Landscape Indices Selection”, International Conference on ‘Sustainable Development Indicators in the Mineral Industries’, Milos, Greece, May 21-23, 2003.

C.E. Vasios, G.K. Matsopoulos, E.M. Ventouras, C. Papageorgiou, K.S. Nikita, V.P. Kontaxakis, G.N. Christodoulou, and N.K. Uzunoglu, “Multivariate Autoregressive Modelling Combined with Simulated Annealing Optimisation Technique for feature Extraction and Classification of Intracranial Current Activity”, Proceedings of International Conferences on Neural Networks and Expert Systems in Medicine and Healthcare (NNESMED), pp. 73-78, Sheffield Hallam University, Sheffield, United Kingdom, 21-23 July 2003.

C. Vasios, G.K. Matsopoulos, E.M. Ventouras, C.C Papageorgiou, K.S. Nikita, V.P. Kontaxakis, G.N. Chrostodoulou, N.K. Uzunoglu, “Intracranial Current Signals Classification using Multivariate Autoregressive Modeling and Simulated Annealing Technique”, IASTED International Conference Biomedical Engineering, BioMED 2003, pp. 33-38, Salzburg, Austria, June 25-27, 2003.

G. Matsopoulos, P. Asvestas, K. Delibasis, N. Mouravliansky, N. Uzunoglu, “Registration of portal images using self-organizing maps”, Proceedings of the Third IASTED International Conference on Visualization, Imaging and Image Processing, vol. I, pp. 323-327, Benalmenda, Spain, 8-10 September 2003.

E.I Zacharaki, G.K. Matsopoulos, K.S. Nikita, G.S. Stamatakos, “3D image registration and fusion tools in simulating tumor evolution”, Proceedings of the Third IASTED International Conference on Visualization, Imaging and Image Processing, vol. I, pp. 307-3311, Benalmenda, Spain, 8-10 September 2003.

N. Mouravliansky, E.I Zacharaki, P. Avestas, G. Matsopoulos, K. Delibasis, K.S. Nikita, “Image registration based on lifting process and genetic optimization: An application to dental imaging”, Proceedings of the Third IASTED International Conference on Visualization, Imaging and Image Processing, vol. I, pp. 312-316, Benalmenda, Spain, 8-10 September 2003.

E.I Zacharaki, G.K. Matsopoulos, K.S. Nikita, G.S. Stamatakos, “An application of multimodal image registration and fusion in a 3D tumor simulation model”, Proceedings of the 25th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, vol.1, pp.686-689, Cancun, Mexico, 17-21 September 2003.

P.A. Asvestas, M. Skevofilakas, G.K. Matsopoulos, K.S. Nikita, “Interpolation of Tomographic Data Using a Self-Similar Approach”, Proceedings of the 25th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, vol.2, pp.914-917, Cancun, Mexico, 17-21 September 2003.

E. Karali, P. Asvestas, K.S. Nikita, and G.K. Matsopoulos, “Comperative Assesment of Automatic Retinal Image Registration Schemes”, 4th European Symposium on Biomedical Engineering & 2nd Summer School on Emerging Technologies in Biomedicine, University of Patras, Patra, Greece, June 2004.

E. Karali, P. Asvestas, K.S. Nikita, and G.K. Matsopoulos, “Comparison of Different Gloabal and Local Automatic Registration Schemes: An Application to Retinal Images”, Medical Image Computing and Computer-Assisted Intervention – MICCAI 2004: 7th International Conference, Saint-Malo, France, Proceedings, Part I, In: C. Barillot, D.R. Haynor, P. Hellier (Eds.), Lecture Notes in Computer Science, vol. 3216, pp. 813-820, Springer-Verlag, September 2004.

C.E. Vasios, G.K. Matsopoulos, E.M. Ventouras, K.S. Nikita and N. Uzunoglu, “Cross-validation and Neural Network Architecture Selection for the Classification of Intracranial Current Sources”, 7th Seminar on Neural Network Applications in Electrical Engineering, NEUREL-2004, University of Belgrade, Yugoslavia, September 23-25, 2004.

A. Nikita, S. Mougiakakou, M. Gletsos, G. Matsopoulos, K. Nikita, D. Kelekis, “Computer-aided diagnosis system for the characterization of focal lesions in hepatic CT images”, 90th Scientific Assembly and Annual Meeting of Radiological Society of North America (RSNA’04), Chicago, USA, November 23 – December 3, 2004.

V.E. Kouloulias, G. Matsopoulos, N. Mouravliansky, P. Asvestas, K. Delibasis, N. Uzunoglu, A.D. Kelekis, E. Efstathopoulos, N. Kelekis, “Image processing techniques for the manipulation, processing and storage of mammography radiological data”, European Congress in Radiology, Vienna, Austria, March 4-8, 2005.

G. Matsopoulos, V.E. Kouloulias, , N. Mouravliansky, P. Asvestas, K. Delibasis, N. Uzunoglu, A. Kelekis, N. Kelekis, “An elastic registration scheme for the alignment of thoracic CT data of patients with stage III non-small cell lung cancer during radiotherapy treatment”, European Congress in Radiology, Vienna, Austria, March 4-8, 2005.

C.E. Vasios, G.K. Matsopoulos, E.M. Ventouras, C. Papageorgiou, V.P. Kontaxakis, K.S. Nikita and N. Uzunoglu, “Cross-validated classification of intracranial sources extracted by BET-ART method”, IEEE-EMBS 2nd International Conference on Neural Engineering, Washington D.C., USA, March 16-19, 2005.

C.E. Vasios, G.K. Matsopoulos, E.M. Ventouras, C. Papageorgiou, V.P. Kontaxakis, K.S. Nikita and N. Uzunoglu, “Multivariate Autoregressive Modeling Combined with Simulated Annealing Optimization for Classifying Sources of Event Related Potentials”, BEM&NFSI Joint Meeting of 5th International Conference on Bioelectromagnetism and 5th International Symposium on Noninvasive Functional Source Imaging, Minnesota, USA, May 12-15, 2005.

G.K. Matsopoulos, N. Mouravliansky, P. Asvestas, K. Delibasis, M. Bimpas, E. Kolokotroni, A. Amditis, N. Uzunoglu, “A head-mounted eye tracking monitoring system”, Proc. on Eurosensorsxix Conference, Barcelone, Spain, September 11-14, 2005.

P.A. Asvestas, K.K. Delibasis, N.A. Mouravliansky, G.K. Matsopoulos, T. Zeyen, “Automatic classification of glaucomatic patients based on vessel shape analysis”, in Proceedings of The 3rd European Medical and Biological Engineering Conference – EMBEC’05, Prague, Czech Republic, November 20 – 25, 2005.

E. Karali, P. Asvestas, G.K. Matsopoulos, and K.S. Nikita, “Automatic registration schemes applied to retinal images: An evaluation study”, in Proceedings of The 3rd European Medical and Biological Engineering Conference – EMBEC’05, Prague, Czech Republic, November 20 – 25, 2005.

E. Karali, P. Asvestas, G.K. Matsopoulos, V. Karali, K.S. Nikita, “Automatic Retinal Image Registration”, WSEAS Transactions on Biology and Biomedicine, issue 1, vol.3, pp. 13-17, January 2006.

E. Ventouras, C. Vassios, G.K. Matsopoulos, I. Karanasiou, H.T. van Schie, E. de Bruijn, and N. Uzunoglu, “Classification of Correct and Incorrect ResponsesBased on Error-Related Negativity”, Proceedings of CogSySII Conference, pp. 38, Nijmegen: Radboud University Nijmegen, The Netherlands, May 2006.

G.K. Matsopoulos, N. Mouravliansky, P. Asvestas, K. Delibasis, M. Bimpas, E. Kolokotroni, A. Amditis, N. Uzunoglu “An Eyeglass-based monitoring sensor”, Proceeding of International Conference on Monitoring sleep and sleepiness – from physiology to new sensors, pp. , Basel, Switzerland, 29-30 May 2006.

C.E. Vasios and G.K. Matsopoulos, “An Artificial Neural Network Approach to the Classification of Inferred Intracranial Signals”, 5th WSEAS International Conference on Signal Processing (SIP’06), vol.1, Istabul, Turkey, May 2006.

G.K. Matsopoulos, P.A. Asvestas, K.K. Delibasis, V. Kouloulias, N. Uzunoglu, “ESTERR-PRO: A set-up verification software system using electronic portal imaging”, 5th European Symposium on BioMedical Engineering -ESBME 2006, University of Patras, Patra, Greece, July 2006.

P.A. Asvestas, G.K. Matsopoulos, K.K. Delibasis, N.A. Mouravliansky, “Registration of retinal angiograms using Self Organizing Maps”, 28th Annual International Conference of IEEE EMBS – EMBC 06, pp. 4722-4725, New York City, USA, August 2006.

T. Economopoulos, P.A. Asvestas, G.K. Matsopoulos, K. Gröndahl, H-G. Gröndahl, “Automatic correspondence using the Enhanced Hexagonal Center-based Inner Search Algorithm for point-based dental image registration”, 28th Annual International Conference of IEEE EMBS – EMBC 06, pp. 1421-1424, New York City, USA, August 2006.

2008

V.E. Markaki, P.A. Asvestas, and G.K. Matsopoulos, “An iterative point correspondence algorithm for automatic image registration: an application to dental subtraction radiography”, 6th European Symposium on Biomedical Engineering, 19-21 June 2008, Chania, Crete island, Greece.

E. Zoulias, P.A. Asvestas, G.K. Matsopoulos, N. Uzunoglu, S. Tseleni-Balafouta, H. Gakiopoulou, “Data mining approach for classifying FNA thyroid data”, 6th European Symposium on Biomedical Engineering, 19-21 June 2008, Chania, Crete island, Greece.

S. David, L. Fisikopoulos, M. Georgiou, G. Loudos, G. Matsopoulos, A. Varvarigou, G. Panayiotakis, I. Kandarakis, “Evaluation of a pinhole SPECT system for efficient small animal imaging and scintimammography”, 3rd International Conference “From Scientific Computing to Computational Engineering” (3rd IC-SCCE), Athens, Greece, July 8th – 12th, 2008.

G. Loudos, M. Georgiou, L. Fisikopoulos, S. David, G. Matsopoulos, I. Kandarakis, R. Pani, “Performance evaluation of a small field of view gamma camera for efficient scintimammography”, 4th International Meeting of the Hellenic Society of Nuclear Medicine, 7-9 November 2008, Thessaloniki, Greece.

G.K. Matsopoulos, V.E. Markaki, and P.A. Asvestas, “An iterative point correspondence algorithm for automatic image registration”, 11th Congress of the European Academy of Dento-Maxillo-Facial Radiology, 25-28 June 2008, Budapest, Hungary.

P. A. Asvestas, E. Ventouras, I. Karanasiou, and G. K. Matsopoulos, “Classification of Event-Related Potentials Associated with Response Errors in Actors”, 8th IEEE International Conference on BioInformatics and BioEngineering (BIBE), 8-10 October 2008, Athens, Greece.

L. Lavasidis, F. Grozou, A. Vlachokosta, P. Asvestas, G. Matsopoulos, M. Paschopoulos, “Development of a software system for processing hysteroscopic images of the endometrium”, in 17th Annual Congress of the European Society for Gynaecological Endoscopy, Book of Abstracts-Gynaecological Surgery, vol. 5 – Springer Verlag 2008, Amsterdam, The Netherlands, 2008.

2009

K.K. Delibasis, P.A. Asvestas, G.K. Matsopoulos, T. Econnomopoulos, and N. Assimakis, “A real time eye-motion monitoring system”, International Conference , 16th International Conference on Systems, Signals and Image Processing, 18-10 June 2009, Xalkida, Greece.

V. Markaki, P. Asvestas, G. Matsopoulos, V. Kouloulias, “Isocenter verification in radiotherapy based on automatic image registration”, IFMBE Proceedings, vol. 25, no.4, pp. 692-695, 2009.

S. Tassani, N. Mouravliansky, P. Asvestas, G.K. Matsopoulos, F. Baruffaldi, “3D Registration scheme of microtomographic volumes for the assessment of trabecular bone fracture” International Conference on Computational Bioingineering, Bertinoro (Forlì), Italy, 16-18 September 2009.

2010

E. Faliagka, E., V.N. Syrimpeis, A. Tsakalidis, G.K. Matsopoulos, J. Tsaknakis, G. Tzimas, “Diagnosis: A global alignment and fusion medical system”, HEALTHINF 2010 – 3rd International Conference on Health Informatics, Proceedings , pp. 21-28, 2010.

S. Tassani, P.A. Asvestas, G.K. Matsopoulos, F. Baruffaldi, “Automatic identification of trabecular bone fracture”, MEDICON 2010 – IFMBE Proceedings, vol. 29, pp. 296-299, 2010.

S. Tassani, P.A. Asvestas, G.K. Matsopoulos, and F. Baruffaldi, “3D registration of micro-CT images for the identification of trabecular fracture region” Skyscan User Meeting, Mechelen – Belgium, 7-9 July 2010.

A.N. Ouzounoglou, T.L. Economopoulos, P.A. Asvestas, G.K. Matsopoulos, “Fingerprint matching with self organizing maps”, MEDICON 2010 – IFMBE Proceedings, vol. 29, pp. 307-310, 2010.

T.L. Economopoulos, P.A. Asvestas, G.K. Matsopoulos, B. Molnar, P. Windisch, “Volumetric difference evaluation of registered three-dimensional preoperative and postoperative CT volumes”, Proceedings of the IEEE/EMBS Region 8 International Conference on Information Technology Applications in Biomedicine, ITAB, art. no. 5687753, 2010.

A. Vlachokosta, P. Asvestas, F. Grozou, L. Lavasidis, T. Vrekoussis, G. Matsopoulos, M. Paschopoulos, “The examination of the endometrial cavity through hysteroscopical identification of vessels’ characteristics”, in 19th Annual Congress of the European Society for Gynaecological Endoscopy, pp. S191, Barcelona, Spain, 2010.

L. Lavasidis, F. Grozou, A. Vlachokosta, P. Asvestas, T. Vrekoussis, G. Dimakopoulos, G. Matsopoulos, M. Paschopoulos, “The recognition of vessels’ bifurcations through hysteroscopy and its importance in diagnosis of endometrial cancer”, in 19th Annual Congress of the European Society for Gynaecological Endoscopy, Barcelona, Spain, 2010.

E. Fysikopoulos, M. Georgiou, N. Efthimiou, S. David, G. Loudos and G. Matsopoulos, “An Efficient Implementation on a Low Cost FPGA for Photon Detection in Nuclear Imaging”, IEEE Nuclear Science Symposium, Medical Imaging Conference, Oct 30 – Nov 6, Knoxville, Tennessee, USA, 2010.

E. Fisikopoulos, M. Georgiou, N. Efthimiou, S. David, G. Loudos and G. Matsopoulos, “A Spartan3e based low-cost system for gamma-ray detection in small SPECT or PET systems”, IEEE International Conference on Imaging Systems and Techniques, July 1-2, 2010.

2011

S. Tassani, F. Demenegas, and G.K. Matsopoulos, “Structural characteristics of trabecular bone fracture. Preliminary results”, 3rd Joint Meeting of European Calcified Tissue Society and the International Bone and Mineral Society, 7-11 May 2011, Athens, Bone 48(2), pp. 266, 2011.

S. Tassani, F. Demenegas, and G.K. Matsopoulos, “Identification and study of trabecular fracture zone” Micro-CT User Meeting, pp. 129-132, 2011, (ISBN: 978-90-816-7810-0).