Ákos Utasi, Ph.D.

Research Area

• Image and Video Processing
• Visual Surveillance
• Event Detection
• Action Recognition

Ph.D. Thesis

• Á. Utasi, Novel Probabilistic Methods for Visual Surveillance Applications, Doctoral School of Information Science and Technology, University of Pannonia, Veszprém, Hungary, January 2012 (PDF Details BibTeX)

List of Publications

• Á. Utasi, Cs. Benedek, "A Multi-View Annotation Tool for People Detection Evaluation", in Proc. of The 1st International Workshop on Visual Interfaces for Ground Truth Collection in Computer Vision Applications, Capri, Italy, 21 May 2012 (BibTeX,code)
• Á. Utasi, Cs. Benedek, "A Bayesian Approach on People Localization in Multi-Camera Systems", IEEE Transactions on Circuits and Systems for Video Technology, in press 2012 (BibTeX,code,data)
• D. Baltieri, R. Vezzani, R. Cucchiara, Á. Utasi, Cs. Benedek, T.Szirányi, "Multi-View People Surveillance Using 3D information", in Proc. of The 11th International Workshop on Visual Surveillance (in conjucttion with ICCV 2011), pp. 1817-1824, Barcelona, Spain, 6-13 November, 2011 (PDF,BibTeX)
• Á. Utasi, Cs. Benedek, "A 3-D Marked Point Process Model for Multi-View People Detection", in Proc. of The IEEE Conference on Computer Vision and Pattern Recognition, pp. 3385-3392, Colorado Springs, CO, USA, 21-23 June 2011 (PDF,BibTeX,code)
• A. Kovács, Á. Utasi, L. Kovács, T. Szirányi, "Shape and Texture Fused Recognition of Flying Targets", in Proc. of Signal Processing, Sensor Fusion, and Target Recognition XX, Orlando, FL, USA, 23-27 April 2011 (PDF,BibTeX,code)
• Á. Utasi, A. Kovács, "Recognizing Human Actions by Using Spatio-temporal Motion Descriptors", in Proc. of Advanced Concepts for Intelligent Vision Systems, pp. 366-375, Sydney, Australia, 13-16 December 2010 (PDF,BibTeX)
• Á. Utasi, Cs. Benedek, "Multi-Camera People Localization and Height Estimation Using Multiple Birth-and-Death Dynamics", in Proc. of The 10th International Workshop on Visual Surveillance (in conjunction with ACCV 2010), pp. 74-83, Queenstown, New Zealand, 8-12 November 2010 (PDF,BibTeX)
• L. Kovács, Á. Utasi, "Shape and Motion Fused Multiple Flying Target Recognition and Tracking", in Proc. of Automatic Target Recognition XX, at SPIE Defense, Security, and Sensing, Orlando, FL, USA, 5-7 April 2010 (PDF,BibTeX)
• Á. Utasi, L. Czúni, "Detection of Unusual Optical Flow Patterns by Multilevel Hidden Markov Models", Optical Engineering, Volume 49, Issue 1, 2010 (PDF,BibTeX)
• L. Kovács, Á. Utasi, T. Szirányi, "VISRET - A Content Based Annotation, Retrieval and Visualization Toolchain", in Proc. of Advanced Concepts for Intelligent Vision Systems, pp. 265-276, September 2009 (PDF,BibTeX)
• Á. Utasi, L. Czúni, "Detecting Irregular Camera Events in Time-Multiplexed Videos", Electronics Letters, Volume 45, Issue 18, pp. 937-939, 2009 (PDF,BibTeX)
• Á. Utasi, L. Czúni, "Analysis of Time-Multiplexed Security Videos", in Proc. of The 6th IEEE International Conference on Advanced Video and Signal Based Surveillance, pp. 547-552, Genoa, Italy, 2-4 September 2009 (PDF,BibTeX)
• Á. Utasi, L. Kovács, Z. Szlávik, L. Havasi, I. Petrás, T. Szirányi, "Digital Video Event Detector Framework for Surveillance Applications", in Proc. of The 6th IEEE International Conference on Advanced Video and Signal Based Surveillance, pp. 565-570, Genoa, Italy, 2-4 September 2009 (PDF,BibTeX)
• L. Kovács, Á. Utasi, T. Szirányi, "Extraction, Categorization, and Unusual Motion Signaling of Small Moving Objects", in Proc. of Signal and Data Processing of Small Targets, San Diego, CA, USA, 2-6 August 2009 (PDF,BibTeX)
• Á. Utasi, Á. Kiss, T. Szirányi, "Statistical Filters for Crowd Image Analysis", in Proc. of The 11th IEEE International Workshop on Performance Evaluation of Tracking and Surveillance (in conjunction with CVPR 2009), pp. 95-100, Miami, USA, 25 June 2009 (PDF,BibTeX)
• L. Havasi, Z. Szlávik, L. Kovács, Á. Utasi, Cs. Benedek, T. Szirányi, "Validate Privacy Constraints in Surveillance Systems", in Proc. of ICT Solutions for Justice, Skopje, Macedonia, 24 September 2009 (BibTeX)
• Á. Utasi, L. Czúni, "HMM-based Unusual Motion Detection without Tracking", in Proc. of The 19th International Conference on Pattern Recognition, pp. 1-4, Tampa, USA, 8-11 December 2008 (PDF,BibTeX)
• 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", in Proc. of ICT Solutions for Justice, Thessaloniki, Greece, 24 October 2008 (BibTeX)
• Á. Utasi, L. Czúni, "Visual Analysis of Urban Road Traffic", in Proc. of The 15th International Conference on Systems, Signals and Image Processing, pp. 445-448, Bratislava, Slovakia, 25-28 June 2008 (PDF,BibTeX)
• 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", in Proc. of The 6th International Workshop on Content-Based Multimedia Indexing, pp. 117-124, London, UK, 18-20 June 2008 (BibTeX)
• Á. Utasi, L. Czúni, "Anomaly Detection with Low-Level Processes in Videos", in Proc. of The 3rd International Conference on Computer Vision Theory and Applications, pp. 678-681, Funchal, Portugal, 22-25 January 2008 (PDF,BibTeX)
• Á. Utasi, L. Czúni, "Unusual Event Detection in Low-Quality Urban Surveillance Videos with Modeling Motion Directions", in Proc. of The Asia-Pacific Workshop on Visual Information Processing, Tainan, Taiwan, 15-17 December 2007 (BibTeX)
• Á. Utasi, L. Czúni, "Reducing the Foreground Aperture Problem in Mixture of Gaussians Based Motion Detection", in Proc. of The 14th International Conference on Systems, Signals and Image Processing, pp. 157-160, Maribor, Slovenia, 27-30 June 2007 (PDF,BibTeX)

Publications in Hungarian

• Á. Utasi, Cs. Benedek, "Személyek lokalizálása és magasságuk becslése többszörös születés és halál dinamikával többkamerás környezetben", in Proc. of The 8th Conference of the Hungarian Association for Image Processing and Pattern Recognition, pp. 364-375, Szeged, Hungary, 25-28 January 2011 (PDF,BibTeX)
• Á. Utasi, L. Czúni, "Rendhagyó optikai áramlás detekciója rejtett Markov modellekkel", in Proc. of The 8th Conference of the Hungarian Association for Image Processing and Pattern Recognition, pp. 245-257, Szeged, Hungary, 25-28 January 2011 (PDF,BibTeX)
• Á. Utasi, L. Czúni, "Idő-multiplexelt biztonsági felvételek elemzése", in Proc. of The 7th Conference of the Hungarian Association for Image Processing and Pattern Recognition, Budapest, Hungary, 28-30 January 2009 (PDF,BibTeX)
• Á. Utasi, L. Czúni, "Valós idejű mozgásdetektálás módosított Mixture of Gaussians eljárással", in Proc. of The 6th Conference of the Hungarian Association for Image Processing and Pattern Recognition, pp. 251-256, Debrecen, Hungary, 25-27 January 2007 (PDF,BibTeX)

Software Tools and Benchmark Data

Pictures

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