Article

Ramirez, Heilym, Velastin, Sergio A., Meza, Ignacio, Fabregas, Ernesto, Makris, Dimitrios and Farias, Gonzalo (2021) Fall detection and activity recognition using human skeleton features. IEEE Access, 9, pp. 33532-33542. ISSN (online) 2169-3536

Nazir, Saima, Yousaf, Muhammad Haroon, Nebel, Jean-Christophe and Velastin, Sergio A. (2018) A Bag of Expression framework for improved human action recognition. Pattern Recognition Letters, 103, pp. 39-45. ISSN (print) 0167-8655

Salvadori, Claudio, Petracca, Matteo, Martínez del Rincón, Jesus, Velastin, Sergio A. and Makris, Dimitrios (2017) An optimisation of Gaussian mixture models for integer processing units. Journal of Real-Time Image Processing, 13(2), pp. 273-289. ISSN (print) 1861-8200

Chen, Zezhi, Ellis, Tim and Velastin, Sergio A. (2016) Vision-based traffic surveys in urban environments. The Journal of Electronic Imaging (JEI), 25(5), 051206. ISSN (print) 1017-9909

Herrera-Acuna, Raul, Argyriou, Vasileios and Velastin, Sergio (2015) A Kinect-based 3D hand-gesture interface for 3D databases. Journal on Multimodal User Interfaces, 9(2), pp. 121-139. ISSN (print) 1783-7677

Yin, F., Velastin, S.A., Ellis, T. J. and Makris, D. (2015) Learning multi-planar scene models in multi-camera videos. IET Computer Vision, 9(1), pp. 25-40. ISSN (print) 1751-9632

Yin, F., Makris, D., Velastin, S. A. and Ellis, T. J. (2015) Calibration and object correspondence in camera networks with widely separated overlapping views. IET Computer Vision, 9(3), pp. 354-367. ISSN (print) 1751-9632

Buch, N. and Velastin, S.A. (2014) Local Feature Saliency Classifier for Real-Time Intrusion Monitoring. Optical Engineering, 53(7), 073108. ISSN (print) 0091-3286

Lewandowski, Michal, Makris, Dimitrios, Velastin, Sergio A and Nebel, Jean-Christophe (2014) Structural Laplacian eigenmaps for modeling sets of multivariate sequences. IEEE Transactions on Cybernetics, 44(6), pp. 936-949. ISSN (print) 2168-2267

Simonnet, D, Velastin, S.A., Turkbeyler, E and Orwell, J. (2013) Backgroundless detection of pedestrians in cluttered conditions based on monocular images: a review. IET Computer Vision, 6(6), pp. 540-550. ISSN (print) 1751-9632

Valera, Maria, Velastin, Sergio A., Ellis, Anna and Ferryman, James (2011) Communication mechanisms and middleware for distributed video surveillance. IEEE Transactions on Circuits and Systems for Video Technology, 21(12), pp. 1795-1809. ISSN (print) 1051-8215

Buch, N., Velastin, S.A. and Orwell, J. (2011) A review of computer vision techniques for the analysis of urban traffic. IEEE Transactions on Intelligent Transportation Systems, 12(3), pp. 920-939. ISSN (print) 1524-9050

Khoudour, L., El-Koursi, E.M., Velastin, S.A., Buch, N., Lim-Thiebot, S. and Fontaine, F. (2011) An approach for protecting transport infrastructure. Proceedings of the Institution of Mechanical Engineers, Part F: Journal of Rail and Rapid Transit, 225(4), pp. 383-393. ISSN (print) 0954-4097

Buch, N., Orwell, J. and Velastin, S.A. (2010) Urban road user detection and classification using 3D wire frame models. IET Computer Vision, 4(2), pp. 105-116. ISSN (print) 1751-9632

Leung, V., Orwell, J. and Velastin, S.A. (2010) Performance evaluation of tracking for public transport surveillance. Annals of the BMVA, 6, pp. 1-12.

Khoudour, L, Aubert, D., Velastin, S., Leung, V. and Orwell, J. (2010) Video-based detection of specific events in public transport networks. Studia Informatica Universalis, 8(4), pp. 58-88.

Yin, Fei, Makris, Dimitrios, Velastin, Sergio A and Orwell, James (2010) Quantitative evaluation of different aspects of motion trackers under various challenges. Annals of the BMVA, 2010(5), pp. 1-11.

Yin, F., Makris, D. and Velastin, S.A. (2008) Time efficient ghost removal for motion detection in visual surveillance systems. Electronics Letters, 44(23), pp. 1351-1353. ISSN (print) 0013-5194

Zhan, Beibei, Monekosso, Dorothy N., Remagnino, Paolo, Velastin, Sergio A. and Xu, Li-Qun (2008) Crowd analysis: a survey. Machine Vision and Applications, 19(5-6), pp. 345-357. ISSN (print) 0932-8092

Dee, Hannah M. and Velastin, Sergio A. (2008) How close are we to solving the problem of automated visual surveillance? A review of real-world surveillance, scientific progress and evaluative mechanisms. Machine Vision and Applications, 19(5-6), pp. 329-343. ISSN (print) 0932-8092

Velastin, S. (2008) Editorial - Visual information engineering. IET Computer Vision, 2(2), pp. 35-36. ISSN (print) 1751-9632

Leung, V, Colombo, A., Orwell, J. and Velastin, S.A. (2008) Modelling periodic scene elements for visual surveillance. IET Computer Vision, 2(2), pp. 88-98. ISSN (print) 1751-9632

Remagnino, Paolo, Velastin, Sergio A., Foresti, Gian Luca and Trivedi, Mohan (2007) Editorial: Novel concepts and challenges for the next generation of video surveillance. Machine Vision and Applications, 18(3-4), pp. 135-137. ISSN (print) 0932-8092

Fuentes, Luis M. and Velastin, Sergio A. (2006) People tracking in surveillance applications. Image and Vision Computing, 24(11), pp. 1165-1171. ISSN (print) 0262-8856

Velastin, Sergio A., Boghossian, Boghos A. and Vicencio-Silva, Maria Alicia (2006) A motion-based image processing system for detecting potentially dangerous situations in underground railway stations. Transportation Research Part C Emerging Technologies, 14(2), pp. 96-113. ISSN (print) 0968-090X

Valera, M. and Velastin, S. A. (2005) Intelligent distributed surveillance systems: a review. IEE Proceedings Vision, Image and Signal Processing, 152(2), pp. 192-204. ISSN (print) 1350-245X

Velastin, S. A., Boghossian, B. A., Lo, B. P. L., Sun, Jie and Vicencio-Sliva, M. A. (2005) PRISMATICA: toward ambient intelligence in public transport environments. IEEE Transactions on Systems, Man, and Cybernetics, Part A: Systems and Humans, 35(1), pp. 164-182. ISSN (print) 1083-4427

Davies, Antony C. and Velastin, Sergio A. (2005) Progress in computational intelligence to support CCTV surveillance systems. International Journal of Computing, 4(3), pp. 76-84. ISSN (print) 1727-6209

Fuentes, Luis M. and Velastin, Sergio A. (2004) Tracking-based event detection for CCTV systems. Pattern Analysis & Applications, 7(4), pp. 356-364. ISSN (print) 1433-7541

Velastin, Sergio A., Lo, Benny and Sun, Jie (2004) A flexible communications protocol for a distributed surveillance system. Journal of Network and Computer Applications, 27(4), pp. 221-253. ISSN (print) 1084-8045

Fuentes, L. and Velastin, S.A. (2004) Advanced surveillance: From tracking to event detection. IEEE Latin America Transactions, 2(3), pp. 206-211. ISSN (print) 1548-0992

Lo, Benny Ping Lai, Sun, Jie and Velastin, Sergio A. (2003) Fusing Visual and Audio Information in a Distributed Intelligent Surveillance System for Public Transport Systems. Acta Automatica Sinica, 29(3), pp. 393-407. ISSN (print) 1874-1029

Corvee, E., Velastin, S.A. and Jones, G.A. (2003) Occlusion tolerent tracking using hybrid prediction schemes. Acta Automatica Sinica, 29(3), pp. 356-369. ISSN (print) 1874-1029

Velastin, S.A., Vicencio-Silva, M.A., Lo, B, Sun, J. and Khoudour, L (2002) A distrubuted surveillance system for improving security in public transport networks. Measurement and Control, 35(8), pp. 209-213. ISSN (print) 0020-2940

Boghossian, B.A. and Velastin, S.A. (1999) Image processing system for pedestrian monitoring using neural classification of normal motion patterns. Measurement and Control, 32(9), pp. 261-264. ISSN (print) 0020-2940

Marana, A.N., Velastin, S.A., Costa, L. da F. and Lotufo, R.A. (1998) Automatic estimation of crowd density using texture. Safety Science, 28(3), pp. 165-175. ISSN (print) 0925-7535

Davies, A.C., Yin, Jia Hong and Velastin, S.A. (1995) Crowd monitoring using image processing. Electronics & Communication Engineering Journal, 7(1), pp. 37-47. ISSN (print) 0954-0695

Xia, F, Velastin, S.A. and Davies, A.C. (1995) Evaluation of the Data Interaction Architecture Demonstrator by means of a multiple mobile robot workspace simulation. Microprocessors and Microsystems, 19(1), pp. 23-33. ISSN (print) 0141-9331

Indyk, Daniel and Velastin, Sergio A. (1994) Survey of range vision systems. Mechatronics, 4(4), pp. 417-449. ISSN (print) 0957-4158

Velastin, Sergio A. (1992) Modular programming in C. An approach suitable for teaching. International Journal of Electrical Engineering Education, 29(3), pp. 243-254. ISSN (print) 0020-7209

Book

Sencar, H.T., Velastin, S., Nikolaidis, N. and Lian, S. (2010) Intelligent multimedia analysis for security applications. Berlin, Germany : Springer. (Studies in Computational Intelligence, 282) ISSN (print) 1860-949X ISBN 9783642117541

Book Section

Lewandowski, M, Simonnet, D, Makris, D., Velastin, S.A. and Orwell, J. (2013) Tracklet Reidentification in Crowded Scenes using Bag of Spatio-Temporal Histograms of Oriented Gradients. In: Carrasco-Ochoa, Jesús Ariel , Martínez-Trinidad, José Francisco , Rodríguez, Joaquín Salas and Sanniti di Baja, Gabriella, (eds.) Pattern Recognition. Springer Berlin Heidelberg. pp. 94-103. (Lecture Notes in Computer Science, (7914)) ISSN (online) 0302-9743 ISBN 9783642389887

Orrite-Urunuela, Carlos, Martinez, Francisco, Herrero, Elias, Ragheb, Hossein and Velastin, Sergio A. (2012) Independent Viewpoint Silhouette-based Human Action Modelling and Recognition. In: Pal, Sankar K. , Petrosino, Alfredo and Maddalena, Lucia, (eds.) Handbook on Soft Computing for Video Surveillance. London, U.K. : Taylor & Francis. ISBN 9781439856840

Simonnet, D, Velastin, S.A., Orwell, J. and Turkbeyler, E (2011) Selecting and evaluating data for training a pedestrian detector for crowded conditions. In: UNSPECIFIED, (ed.) 2011 IEEE International Conference on Signal and Image Processing Applications. IEEE. pp. 174-179. (IEEE International Conference on Signal and Image Processing Applications (ICSIPA)) ISBN 9781457702433

Zhan, B., Remagnino, P, Monekosso, D.N. and Velastin, S. (2009) The Analyss of Crowd Dynamics: from Observations to Modeling. In: Mumford, Christine. L. and Jain, Lakhmi C., (eds.) Computational Intelligence: Collaboration, Fusion and Emergence. Springer. pp. 441-474. (Intelligent Systems Reference Library, 1) ISSN (print) 1868-4394 ISBN 9783642017988

Buch, Norbert, Yin, Fei, Orwell, James, Makris, Dimitrios and Velastin, Sergio A. (2009) Urban Vehicle Tracking using a combined 3D model detector and classifier. In: Velásquez, Juan D. , Ríos, Sebastián A. , Howlett, Robert J. and Jain, Lakhmi C., (eds.) Knowledge-Based and Intelligent Information and Engineering Systems. Berlin : Springer. pp. 169-176. (Lecture Notes in Computer Science, (5711)) ISSN (print) 0302-9743 ISBN 9783642045943

Zhan, B., Monekosso, D.N., Rush, S., Remagnino, P. and Velastin, S.A. (2008) Augmenting professional training, an ambient intelligent approach. In: Monekosso, Dorothy , Remagnino, Paolo and Kuno, Yoshinori, (eds.) Intelligent Environments, Methods, Algorithms and Applications. London, U.K. : Springer. pp. 105-121. (Advanced Information and Knowledge Processing) ISBN 9781848003453

Zhan, B., Remagnino, P., Monekosso, N. and Velastin, S.A. (2008) Self-Organizing maps for the automatic interpretation of crowd. In: Bebis, George , Boyle, Richard , Parvin, Bahram , Koracin, Darko , Remagnino, Paolo , Porikli, Fatih , Peters, Jörg , Klosowski, James , Arns, Laura , Chun, Yu Ka , Rhyne, Theresa-Marie and Monroe, Laura, (eds.) Advances in Visual Computing. Berlin : Springer. pp. 440-449. (Lecture Notes in Computer Science, (5358)) ISSN (print) 0302-9743 ISBN 9783540896388

Colombo, Alberto, Leung, Valerie, Orwell, James and Velastin, Sergio A. (2007) Consistent detection and identification of individuals in a large camera network. In: Carapezza, Edward M., (ed.) Unmanned/Unattended Sensors and Sensor Networks IV. SPIE. (Proceedings of the SPIE, (6736))

Velastin, S. A. (2006) Epilogue. In: Velastin, Sergio A. and Remagnino, Paolo, (eds.) Intelligent Distributed Video Surveillance Systems. London, UK : Institution of Electrical Engineers. pp. 271-276. (IEE Professional Applications of Computing Series, (5)) ISBN 9780863415043

Velastin, Sergio and Remagnino, P. (2006) Foreword. In: Velastin, Sergio A. and Remagnino, Paolo, (eds.) Intelligent Distributed Video Surveillance Systems. London, UK : Institution of Electrical Engineers. pp. xi-xiii. (IEE Professional Applications of Computing Series, (5)) ISBN 9780863415043

Valera, M. and Velastin, S. A. (2006) A review of the state-of-the-art in distributed surveillance systems. In: Velastin, Sergio A. and Remagnino, Paolo, (eds.) Intelligent Distributed Video Surveillance Systems. London, UK : Institution of Electrical Engineers. pp. 1-30. (IEE Professional Applications of Computing Series, (5)) ISBN 9780863415043

Remagnino, P., Hagras, H., Velastin, S. and Monekosso, N. (2005) Ambient intelligence: a gentle introduction. In: Remagnino, Paolo , Foresti, Gian Luca and Ellis, Tim, (eds.) Ambient intelligence: a novel paradigm. New York, U.S. : Springer. ISBN 0387229906

Zhan, B, Remagnino, P and Velastin, SA (2005) Mining paths of complex crowd scenes. In: Bebis, George , Boyle, Richard , Koracin, Darko and Parvin, Bahram, (eds.) Advances in Visual Computing. Berlin : Springer. pp. 126-133. (Lecture Notes in Computer Science, (3804)) ISSN (print) 0302-9743 ISBN 9783540307501

Fuentes, L.M. and Velastin, S.A. (2002) Assessment of image processing techniques as a means of improving personal security in public transport. In: Remagnino, Paolo , Jones, Graeme A , Paragios, Nikos and Regazzoni, Carlo S., (eds.) Video-based surveillance systems: computer vision and distributed processing. AH Dordrecht, Netherlands : Kluwer Academic Publishers. pp. 159-166. ISBN 9780792376323

Conference or Workshop Item

Sourtzinos, Panos, Velastin, Sergio A, Jara, Miguel, Zegers, Pablo and Makris, Dimitrios (2016) People counting in videos by fusing temporal cues from spatial context-aware convolutional neural networks. In: Workshop on Crowd Understanding at ECCV 2016 Conference; 10 Oct 2016, Amsterdam, The Netherlands.

Jablonski, Konrad, Argyriou, Vasileios, Greenhill, Darrel and Velastin, Sergio A. (2015) Evaluation framework for crowd behaviour simulation and analysis based on real videos and scene reconstruction. In: 6th Latin American Conference on Networked and Electronic Media (LACNEM-2015); 23 - 25 Sep 2015, Medellin, Colombia.

Herrera-Acuna, Raul A., Argyriou, Vasileios and Velastin, Sergio A. (2013) Graphical interfaces for development exploiting the third dimension using Kinect. In: 9th International Conference on Intelligent Environments - IE'13; 18-19 Jul 2013, Athens, Greece.

Dupre, R., Herrera-Acuna, R., Argyriou, V. and Velastin, S.A. (2013) 3D Interaction environment for free view point TV and games using multiple tablet computers. In: IEEE Conference on Computer Vision and Pattern Recognition Workshops; 23-28 June 2013, Oregon, USA.

Pedagadi, S., Orwell, J., Velastin, S.A. and Boghossian, B. (2013) Local Fisher Discriminant Analysis for Pedestrian Re-identification. In: 2013 IEEE Conference on Computer Vision and Pattern Recognition (CVPR); 23-28 June 2013, Oregon, USA. ISSN (print) 1063-6919

Herrera-Acuna, R., Argyriou, V. and Velastin, S.A. (2013) Portable Multi Touch TableTop: a composite approach for industrial applications. In: Constantinides International workshop on Signal Processing; 25 Jan 2013, London, U.K..

Chen, Zezhi, Ellis, Tim and Velastin, Sergio (2012) Confidence based active learning for vehicle classification in urban traffic. In: IV Chilean Workshop on Pattern Recognition; 14 - 15 Nov 2012, Valparaíso, Chile.

Herrera-Acuna, R., Velastin, S.A. and Argyriou, V. (2012) The evolution of multi touch tabletop systems. In: 4th Latin American Conference on Networked and Electronic Media; 17 - 19 Oct 2012, Santiago, Chile.

Simonnet, Damien, Lewandowski, Michal, Velastin, Sergio A., Orwell, James and Turkbeyler, Esin (2012) Re-Identification of pedestrians in crowds using dynamic time warping. In: 1st International Workshop on Re-Identification, ECCV 2012; 12 Oct 2012, Florence, Italy.

Chen, Z., Ellis, T. and Velastin, S.A. (2012) Vehicle Detection, Tracking and Classification in Urban Traffic. In: 15th International IEEE Conference on Intelligent Transportation Systems; 16 - 19 Sept 2012, Anchorage, Alaska. ISSN (print) 2153-0009 ISBN 9781467330640

Salvadori, Claudio, Makris, Dimitrios, Petracca, Matteo, Martinez del Rincon, Jesus and Velastin, Sergio (2012) Gaussian mixture background modelling optimisation for micro-controllers. In: 8th International Symposium on Visual Computing (ISVC); 16-18 July 2012, Crete, Greece. (Lecture Notes in Computer Science, no. 7431) ISBN 9783642331787

Herrera-Acuna, R.A.H., Fidas, C., Argyriou, V. and Velastin, S.A. (2012) Toward a Two-Handed Gesture-Based Visual 3D Interactive Object-Oriented Environment for Software Development. In: 8th International Conference on Intelligent Environments (IE); 26 - 29 June 2012, Guanajuato, Mexico. ISBN 9781467320931

Martinez-Uso, Adolfo, Salgues, G. and Velastin, S.A. (2011) Evaluation of Unsupervised Segmentation Algorithms for Silhouette Extraction in Human Action Video Sequences. In: Second International Visual Informatics Conference; 9-11 Nov 2011, Selangor, Malaysia.

Fraz, Muhammad Moazam, Remagnino, Paolo, Hoppe, Andreas, Velastin, Sergio A. and Barman, Sarah (2011) A supervised method for retinal blood vessel segmentation using line strength multiscale gabor and morphological features. In: IEEE International Conference on Signal and Image Processing Applications; 16 - 18 Nov 2011, Kuala Lumpur, Malaysia. ISBN 9781457702433

Chen, Zezhi, Ellis, Tim and Velastin, Sergio A. (2011) Vehicle type categorization: a comparison of classification schemes. In: 14th International IEEE Conference on Intelligent Transportation Systems; 05 - 07 Oct 2011, Washington DC, U.S.. ISSN (print) 2153-0009 ISBN 9781457721984

Chen, Zezhi, Ellis, Tim and Velastin, Sergio (2011) Vehicle type catergorization: A comparison of classification schemes. In: 14th International IEEE Annual Conference on Intelligent Transportation Systems; 5 - 7 Oct 2011, Washington, DC, U.S.A..

Nebel, J. C., Lewandowski, Micha, Thévenon, Jérôme, Martinez, Francisco and Velastin, Sergio (2011) Are current monocular computer vision systems for human action recognition suitable for visual surveillance applications? In: 7th International Symposium on Visual Computing; 26-28 Sep 2011, Las Vegas, USA.

Yin, Fei, Velastin, Sergio, Makris, Dimitrios and Orwell, James (2010) Learning non-coplanar scene models by exploring the height variation of tracked objects. In: Tenth Asian Conference on Computer Vision; 08 - 12 Nov 2010, Queenstown, New Zealand.

Martins, Filipe, Orwell, James and Velastin, Sergio (2010) OpenFARM: an open framework for the analysis of rich media. In: International Conference on Image Processing, Computer Vision, & Pattern Recognition (IPCV'10); 12 - 15 Jul 2010, Las Vegas, U.S..

Simonnet, D and Velastin, S.A. (2010) Pedestrian detection based on Adaboost algorithm with a pseudo-calibrated camera. In: 2nd International Conference on Image Processing Theory, Tools and Applications; 7 July - 10 July 2010, Paris, France. ISSN (print) 2154-5111 ISBN 9781424472475

Velastin, Sergio A. (2009) CCTV video analytics: recent advances and limitations. In: First International Visual Informatics Conference (IVIC); 11 - 13 Nov 2009, Kuala Lumpur, Malaysia. ISSN (print) 0302-9743 ISBN 9783642050350

Martinez-Contreras, F, Orrite-Urunuela, C., Herrero-Jaraba, E, Ragheb, H and Velastin, S.A. (2009) Recognizing human actions using silhouette-based HMM. In: Sixth IEEE International Conference on Advanced Video and Signal Based Surveillance; 2 Sept - 4 Sept 2009, Genova, Italy. ISBN 9781424447558

Buch, Norbert, Cracknell, Mark, Orwell, James and Velastin, Sergio A. (2009) Vehicle localisation and classification in urban CCTV streams. In: 16th World Congress and Exhibition on Intelligent Transport Systems and Services; 21 Sept - 25 Sept 2009, Stockholm, Sweden.

Buch, Norbert, Orwell, James and Velastin, Sergio (2009) 3D extended histogram of oriented gradients (3DHOG) for classification of road users in urban scenes. In: British Machine Vision Conference; 7 Sept - 10 Sept 2009, London, U.K..

Leung, V., Orwell, J and Velastin, S.A. (2008) Performance evaluation of re-acquisition methods for public transport surveillance. In: 10th International Conference on Control, Automation, Robotics and Vision; 17 - 20 Dec 2008, Hanoi, Vietnam. ISBN 9781424422869

Zhan, B., Remagnino, P., Monekosso, N. and Velastin, S. (2008) Self-organizing maps for the automatic interpretation of crowd dynamics. In: 4th International Symposium on Visual Computing; 01 Dec 03 Dec 008, Las Vegas, U.S.A.. ISSN (print) 0302-9743 ISBN 9783540896388

Colombo, Alberto, Orwell, James and Velastin, Sergio (2008) Colour constancy techniques for re-recognition of pedestrians from multiple surveillance cameras. In: Workshop on Multi-camera and Multi-modal Sensor Fusion; 18 Oct 2008, Marseille, France.

Ragheb, H, Velastin, S.A., Remagnino, P. and Ellis, T. (2008) Human action recognition using robust power spectrum features. In: 15th IEEE International Conference on Image Processing; 12 Oct - 15 Oct 2008, San Diego, U.S.A.. ISSN (print) 1522-4880 ISBN 9781424417650

Boragno, S., Boghossian, B., Makris, D. and Velastin, S. (2008) Object classification for real-time video-surveillance applications. In: 5th International Conference on Visual Information Engineering; 29 July - 1 Aug 2008, Xian China. ISBN 9780863419140

Orwell, J., Colombo, A., Leung, V. and Velastin, S.A. (2007) Performance evaluation of tracking for public transport surveillance. In: BMVA symposium on Security and surveillance: performance evaluation; 12 Dec 2007, London, U.K..

Yin, F., Makris, D. and Velastin, S. (2007) Quantitative evaluation of different aspects of motion trackers under challenges. In: BMVA symposium on Security and surveillance: performance evaluation; 12 Dec 2007, London, U.K..

Yin, F., Makris, D. and Velastin, S. (2007) Performance evaluation of object tracking algorithms. In: 10th IEEE International Workshop on Performance Evaluation of Tracking and Surveillance; 14 Oct 2007, Rio de Janeiro, Brazil. (Unpublished)

Boragno, S., Boghossian, B., Black, J., Makris, D. and Velastin, S.A. (2007) A DSP-based system for detecting vehicles stopping in prohibited area. In: IEEE Conference on Advanced Video and Signal Based Surveillance; 5 Sept - 7 Sept 2007, London. ISBN 9781424416950

Annesley, J., Colombo, A., Orwell, J. and Velastin, S. (2007) A profile of MPEG-7 for visual surveillance. In: IEEE Conference on Advanced Video and Signal Based Surveillance; 05 - 07 Sep 2007, London, U.K.. ISBN 9781424416967

Colombo, A., Leung, V., Orwell, J. and Velastin, S.A. (2007) Markov models of periodically varying backgrounds for change detection. In: Visual Information Engineering 2007 : Bridging the gap between theory and applications; 25-27 July 2007, London, UK.

Leung, V, Colombo, A, Orwell, J and Velastin, SA (2007) Modelling periodic scene elements for visual surveillance. In: Visual Information Engineering 2007 : Bridging the gap between theory and applications; 25 - 27 July 2007, London, U.K..

Zhan, B., Remagnino, P., Velastin, S.A., Monekosso, N. and Xu, L-Q (2007) A quantitative comparison of two new motion estimation algorithms. In: 3rd International Symposium on Visual Computing; 26 - 28 Nov 2007, Lake Tahoe, U.S.. ISSN (print) 0302-9743 ISBN 9783540768579

Velastin, Sergio and Xu, Chengping (2007) Image feature extraction using a method derived from the Hough transform with extended Kalman filtering. In: 2nd IEEE Pacific Rim Symposium on Video and Technology; 17 - 19 Dec 2007, Santiago, Chile. ISSN (print) 0302-9743 ISBN 9783540771289

Zhan, B., Remagnino, P., Velastin, S.A., Monekosso, N. and Xu, L.Q. (2006) Motion estimation with edge continuity constraint for crowd scene analysis. In: 2nd International Symposium on Visual Computing; 06 - 08 Nov 2006, Lake Tahoe, U.S.. ISSN (print) 0302-9743 ISBN 9783540486268

Zhan, B., Remagnino, P., Velastin, S., Bremond, F. and Thonnat, M (2006) Matching gradient descriptors with topological constraints to characterise the crowd dynamics. In: IET International Conference on Visual Information Engineering; 26 Sept - 28 Sept 2006, Bangalore, India. ISBN 9780863416712

Annesley, J., Leung, V., Colombo, A., Orwell, J. and Velastin, S.A. (2006) Fusion of multiple features for identity estimation. In: The Institution of Engineering and Technology Conference on Crime and Security; 13 June - 14 June 2006, London, U.K.. ISBN 0863416470

Carincotte, C, Desurmont, X, Ravera, B, Bremond, F., Orwell, J., Velastin, S.A., Odobez, JM, Corbucci, B, Palo, J and Cernocky, J (2006) Toward Generic Intelligent Knowledge Extraction from Video and Audio: The EU-Funded Caretaker Project. In: The Institution of Engineering and Technology Conference on Crime and Security; 13 June - 14 June 2006, London, U.K.. ISBN 0863416470

Ziliani, F, Velastin, S., Porikli, F., Marcenaro, L., Kelliher, T., Cavallaro, A. and Bruneaut, P (2005) Performance evaluation of event detection solutions: the CREDS experience. In: IEEE Conference on Advanced Video and Signal Based Surveillance; 15 Sept - 16 Sept 2005, Como, Italy. ISBN 0780393856

Davies, A.C. and Velastin, S.A. (2005) A progress review of intelligent CCTV surveillance systems. In: IEEE Intelligent Data Acquisition and Advanced Computing Systems: Technology and Applications; 05 - 07 Sept 2005, Sofia, Bulgaria. ISBN 0780394453

Black, J., Velastin, S. and Boghossian, B. (2005) A real time surveillance system for metropolitan railways. In: IEEE Conference on Advanced Video and Signal Based Surveillance; 15 Sept - 16 Sept 2005, Como, Italy. ISBN 0780393856

Valera, M. and Velastin, S.A. (2005) Intelligent distributed surveillance systems: a review. In: IEE International Symposium on Imaging for Crime Detection and Prevention; 07 - 08 Jun 2005, London, U.K..

Velastin, S.A. (2005) Intelligent CCTV surveillance: advances and limitations. In: 5th International Conference on Methods and Techniques in Behavioral Research - Measuring Behavior; 30 Aug - 2 Sept 2005, Wageningen, The Netherlands.

Sun, J., Velastin, S.A., Lo, B., Vicencio-Silva, M.A. and Khoudour, L. (2004) A distributed surveillance system to improve personal security in public transport. In: European Workshop on the Integration of Knowledge, Semantic and Digital Media Technologies; 25 Nov - 26 Nov 2004, London, U.K..

Velastin, S.A., Khoudour, L, Lo, B.P.L., Sun, J. and Vicencio-Silva, M.A. (2004) PRISMATICA: a multi-sensor surveillance system for public transport networks. In: 12th IEE International Conference on Road Transport Information and Control; 20 Apr - 22 Apr 2004, London, U.K.. ISSN (print) 0537-9989 ISBN 0863413862

Valera, Maria and Velastin, S.A. (2004) Real-time architecture for a large distributed surveillance system. In: IEE Intelligent Distributed Surveilliance Systems; 23 Feb 2004, London, U.K.. ISSN (print) 0537-9989 ISBN 0863413927

Valera Espina, Maria and Velastin, Sergio A. (2004) The use of real-time networks to design a distributed architecture for large real time surveillance systems. In: 8th World Multi-Conference on Systemics, Cybernetics and Informatics; 18 - 21 Jul 2004, Orlando, U.S..

Fuentes, L.M. and Velastin, S.A. (2003) From tracking to advanced surveillance. In: International Conference on Image Processing; 14 Sept - 17 Sept 2003, Barcelona, Spain. ISSN (print) 1522-4880 ISBN 0780377508

Velastin, S.A., Lo, B., Sun, J., Khoudour, L. and Vicencio-Silva, M.A. (2003) Multi-sensory tools to improve personal security in public transport networks. In: Eight National Congress of the Italian Association for Artificial Intellligence (AI*IA); 23 Sept - 26 Sept 2003, Pisa, Italy.

Fuentes, Luis M. and Velastin, Sergio A. (2003) Tracking people for automatic surveillance applications. In: 1st Iberian Conference on Pattern Recognition and Image Analysis; 04 - 06 Jun 2003, Mallorca, Spain. ISSN (print) 0302-9743 ISBN 9783540402176

Valera, M. and Velastin, S.A. (2003) An approach for designing a real-time intelligent distributed surveillance system. In: IEE Symposium on Intelligence Distributed Surveillance Systems; 26 Feb 2003, London, U.K..

Lo, B, Velastin, S.A., Vicencio-Silva, M.A. and Sun, Jie (2003) An intelligent distributed surveillance system for public transport. In: IEE Symposium on Intelligence Distributed Surveillance Systems; 26 Feb 2003, London, U.K..

Coimbra, M., Davies, M. and Velastin, S. (2003) Pedestrian detection using MPEG-2 motion vectors. In: 4th European Workshop on Image Analysis for Multimedia Interactive Services; 9 Apr - 11 Apr 2003, London, U.K..

Fuentes, L.M. and Velastin, S.A. (2001) People tracking in surveillance applications. In: Workshop on Performance Evaluation of Tracking and Surveillance (PETS); 09 Dec 2001, Kauai, Hawaii, U.S..

Fuentes, Luis M. and Velastin, Sergio A. (2001) Assessment of image processing techniques as a means of improving personal security in public transport. In: 2nd European Workshop on Advanced Video-based Surveillance, AVBS 2001; 04 Sep 2001, Kingston upon Thames, U.K..

Fuentes, Luis M. and Velastin, Sergio A. (2001) Foreground segmentation using luminance contrast. In: WSES International Conference on Speech, Signal and Image Processing; 1 Sept - 6 Sept 2001, Malta.

Lo, B.P.L. and Velastin, S.A. (2001) Automatic congestion detection system for underground platforms. In: International Symposium on Intelligent Multimedia, Video and Speech Processing; 2 May - 4 May 2001, Hong Kong, China. ISBN 9628576623

Khoudour, L, Hindmarsh, J., Aubeif, D., Velastin, S. and Heath, C. (2001) Enhancing security management in public transport using automatic incident detection. In: 7th International Conference on Urban Transport and the Environment for the 21st Century; 14 May - 16 May 2001, Lemnos, Greece. ISSN (online) 1743-3509 ISBN 9781853128653