Publications Cited Journal 8 Conferences 16 Book chapter 1 Dissertation István Petrás, "Spatio-Temporal Patterns and Active Wave Computing", Ph.D Thesis, 2005 Keywords: CNN, Complexity, Nonlinear Waves Journals Daróczy, B. and Petrás, I. and Benczúr, A. and Fekete, Z. and Nemeskey, D. and Siklósi, D. and Weiner, Zs., "Interest Point and Segmentation-Based Photo Annotation",Multilingual Information Access Evaluation II. Multimedia Experiments,pp 340-347,Springer 2010 I. Petrás, M. Gilli "Complex dynamics in one-dimensional CNNs", CTA special issue, vol. 34, pp 3-20,  2006 pdf V. Gál, J. Hámori, T. Roska, D. Bálya, Zs. Bor-ostyánkői, M. Brendel, K. Lotz, L. Négyessy, L. Orzó, I. Petrás, Cs. Rekeczky, J. Takács, P. Venetiáner, Z. Vidnyánszky and Á. Zarándy "Receptive Field Atlas and Related CNN Models", International Journal of Bifurcation and Chaos (IJBC), 14, 2, Pages 551–584 , 02.2004 R. Carmona-Galán, F. Jiménez-Garrido, C. M. Domínguez-Matas, R. Domínguez-Castro, S. E. Meana, I. Petrás and A. Rodríguez-Vázquez "Second-Order Neural Core for Bioinspired Focal-Plane Dynamic Image Processing in CMOS", IEEE Transactions on Circuits and Systems-I, 51, 5, Pages 915-925,  05.2004  pdf Keywords: CNN, VLSI, Parallel computing D. Bálya, I. Petrás, T. Roska, R. Carmona, A. Rodríguez-Vázquez "Implementing the Multi-Layer CNN Retina Model on the Complex-Cell Stored Program 2-Layer CNN Universal Machine Chip Prototype", Int. Journal of Bifurcation and Chaos, (IJBC), 14, 2,  02.2004  pdf Keywords: retina modelling, cnn, vlsi R. Carmona, F. Jiménez-Garrido, R. Domínguez-Castro, S. Espejo, T. Roska, Cs. Rekeczky, I. Petrás and A. Rodríguez-Vázquez "A Bio-Inspired two-Layer Mixed-Signal Flexible Programmable Chip for Early Vision", IEEE Transactions on Neural Networks, 14, 5, Pages 1313-1336 , 2003 pdf I. Petrás, C. Rekeczky, T. Roska, R. Carmona, F. Jimenez-Garrido, and A. Rodriguez-Vazquez "Exploration of Spatial-Temporal Dynamic Phenomena in a 32x32-Cells Stored Program 2-Layer CNN Universal Machine Chip Prototype", Journal of Circuits, Systems, and Computers (JCSC), 12, 6,  2003 pdf I. Petrás, Tamás Roska, Leon O. Chua "New Spatial-Temporal Patterns and The First Programmable On-Chip Bifurcation Test-Bed", IEEE Trans. on Circuits and Systems I, (TCAS I.), 50, 5, Pages 619-633, 05.2003 pdf   Conference paper Daróczy, B. and , István Petrás András A. Benczúr Dávid Nemeskey R. Pethes,"SZTAKI@ ImageCLEF 2010", Working Notes of CLEF,2010 Daróczy, B. and Falavigna, D. and Gretter, R. and Nemeskey, D. and Pethes, R. and Petrás, I. and Benczúr, "JUMAS@ TRECVID 2010", Working Notes of CLEF, 2010 Bálint Daróczy István Petrás András A. Benczúr, Zsolt Fekete, Dávid Nemeskey Dávid Siklósi Zsuzsa Weiner, "SZTAKI@ ImageCLEF 2009", Working Notes of CLEF, 2009 L. Kovács, Á. Utasi, Z. Szlávik, L. Havasi, I. Petrás, T. Szirányi: "Digital Video Event Detector Framework for Surveillance Applications", Proceedings of AVSS (6th IEEE International Conference on Advanced Video and Signal Based Surveillance), pp. 565-570.,2009 L. Kovács, Z. Szlávik, Cs. Benedek, L. Havasi, I. Petrás, D. Losteiner, Á. Utasi, A. Licsár, L. Czúni, T. Szirányi: Video Surveillance Framework for Crime Prevention and Event Indexing, ICT4JUSTICE Workshop, Thessaloniki, 2008 Z. Szlávik, L. Kovács, L. Havasi, Cs. Benedek, I. Petrás, Á. Utasi, A. Licsár, L. Czúni, T. Szirányi: "Behavior and Event Detection for Annotation and Surveillance", International Workshop on Content-Based Multimedia Indexing (CBMI 2008), London, UK., 2008 pdf I. Petrás, Z. Szlávik, L. Kovács, T. Szirányi, C. Beleznai, Y. Dedeoglu, B. U. Töreyin, U. Güdükbay, A. E. Çetin, M. Pardas: Flexible Test-bed for Unusual Behavior Detection. Conference: CIVR. In: Proceedings. 2007 pdf I. Petrás, T. Roska "CNN as Curve Shortening Flow Computer", Proceedings of 8th IEEE International Workshop on Cellular Neural Networks and their Applications, 2004 pdf 11. D. Bálya, I. Petrás and Cs. Rekeczky: “Pattern Formation on the Prototype Complex-Cell CNN-UM Chip (CACE1K)”, International Symposium on Circuits and SystemsISCAS 2004, Vancouver May, pp. III-53-56. pdf Cs. Rekeczky, I. Petrás, I. Szatmári and P. Földesy "Active Wave Computing on Silicon: Chip Experiments", IEEE European Conference on Circuit Theory and Design - ECCTD 2003, 2, Pages 430-433, 09.2003 pdf I. Petrás, P. Checco, M. Gilli, and T. Roska "On the Effect of Boundary Condition on CNN Dy-namics: Stability and Instability; Bifurcation Processes and Chaotic Phenomena", Proc. of ISCAS 2003, III , Pages 590-593, 2003 pdf I. Petrás, T. Roska "New spatial-temporal patterns and the first programmable on-chip bifurcation test-bed", Proceedings of 7th IEEE International Workshop on Cellular Neural Networks and their Applications, Pages 25-32,2002 pdf I. Petrás, T. Roska "Application of Direction Constrained and Bipolar Waves for Pattern Recognition", Int. Workshop on Cellular Neural Networks and Their Applications (CNNA2000), Pages 3-8, 2000 pdf P. Szolgay, Á. Zarándy, S. Zöld, T. Roska, P. Földesy, L. Kék, T. Kozek, K. László, I. Petrás, Cs. Rekeczky, I. Szatmári and D. Bálya, "The Computational Infrastructure for Cellular Visual Microprocessors", Proceedings of Seventh Int. Conf. on Microelectronics for Neural, Fuzzy, and Bio-Inspired Systems, (Mi-croNeuro'99), Pages 54-60, 1999 Á. Zarándy, T. Roska, P. Szolgay, S. Zöld, P. Földesy and I. Petrás "CNN Chip Prototyping and Development Systems", European Conference on Circuit Theory and Design - ECCTD'99, Design Automation Day proceedings, Pages 69-81, 1999 P. Szolgay, K. László, L. Kék, T. Kozek, L. Nemes, I. Petrás, Cs. Rekeczky, I. Szatmári, Á. Zarándy, S. Zöld and T. Roska "The CADETWin Application Software Design System - A Tutorial", European Conference on Circuit Theory and Design - ECCTD'99, Design Automation Day proceedings, Pages 58-68, 1999   Technical report I. Petrás, Tamás Roska, Leon O. Chua "New Spatial-Temporal Patterns and The First Programmable On-Chip Bifurcation Test-Bed", Tecnical Report ,pdf

Book chapter

1. Appendix of L. Chua and T. Roska, "Cellular neural networks and visual computing - Foundations and applications", Cambridge University Press, ISBN: 0521652472, 2001