Dr Sergio Velastin

Dr Sergio Velastin

DIRC director

Room: SB 114
Tel: (+44) 020 8417 2719 | Fax: (+44) 020 8547 7972
Academic Qualifications: BSc, MSc, PhD, CEng, MIET, MIEEE
Research Centre: Digital Imaging Research Centre
Research Group(s): Visual Surveillance Research Group (VSRG) , Distributed Robotics and Intelligent Spaces Collaborative Group (DRIS) , Human Body Motion Group (HBM)

Monographs and Edited Books

  1. S Lian, S.A. Velastin, H.T. Sencar, N Nikolaidis, "Intelligent Multimedia Analysis for Security Applications" Springer-Verlag, (2009)
  2. S.A. Velastin, P. Remagnino, "Intelligent Distributed Surveillance Systems" The Institution of Electrical Engineers (IEE), ISBN/ISSN 0-86341-504-0 (2005) abstract

Journal Papers

  1. N. Buch, J. Orwell, S.A. Velastin, "Urban Road User Detection and Classification using 3D Wire Frame Models" in 'IET Computer Vision Journal', (2009) abstract download
  2. F. Yin, D. Makris, S.A. Velastin, J. Orwell, "Quantitative Evaluation of Different Aspects of Motion Trackers under Various Challenges" in 'BMVA Annals', (Accepted), (2009) abstract download
  3. S.A. Velastin, "Editorial, Special Issue on Visual Information Engineering" in 'IET Computer Vision Journal', IET Proceedings 2(2) IET, June, pp. 35-36. ISBN/ISSN 1751-9632 (2008)
  4. F. Yin, D. Makris, S.A. Velastin, "Time efficient ghost removal for motion detection in visual surveillance systems" in 'IET ELECTRONICS LETTERS', 44(23) Institution of Engineering and Technology, Nov, pp. 1351-1353. ISBN/ISSN 0013-5194 (2008) abstract
  5. B. Zhan, D.N. Monekosso, P. Remagnino, S.A. Velastin, L Xu, "Crowd Analysis: a Survey" in 'Machine Vision and Applications', Computer Science 19(5-6) Springer, October, pp. 345-357. ISBN/ISSN 0932-8092 (2008) abstract
  6. H.M. Dee, S.A. Velastin, "How close are we to solving the problem of automated visual surveillance? A review of real-world surveillance, scientific progress and evaluative mechanisms" in 'Machine Vision and Applications', Special Issue on Video Surveillance Research in Industry and Academic 19(5-6) Springer, pp. 329-343. ISBN/ISSN 0932-8092 (2008) abstract
  7. V Leung, A. Colombo, J. Orwell, S.A. Velastin, "Modelling Periodic Scene Elements for Visual Surveillance" in 'IET Computer Vision Journal, Special Issue on Visual Information Engineering', IET Proceedings 2(2) IET, June, pp. 88-98. ISBN/ISSN 1751-9632 (2008) abstract download
  8. P. Remagnino, S.A. Velastin, G. Foresti, M Trivedi, "Novel Concepts and challenges for the next generation of video surveillance" in 'Machine Vision and Applications', 18(3-4) pp. 135-137. (2007)
  9. S.A. Velastin, BA Boghossian, MA Vicencio-Silva, "A motion-based image processing system for detecting potentially dangerous situations in underground railway stations" in 'Transportation Research Part C: Emerging Technologies', 14(2) Elsevier, April, pp. 96-113. (2006)
  10. P. Remagnino, D.N. Monekosso, S.A. Velastin, "Ambient Intelligence" in 'Journal of Japan Society for Fuzzy Theory and Systems', 18(1) February, pp. 67. (2006)
  11. L.M. Fuentes, S.A. Velastin, "People tracking in surveillance applications" in 'Image and Vision Computing', 24(11) November, pp. 1165-1171. (2006) abstract
  12. S.A. Velastin, BA Boghossian, B Lo, J. Sun, MA Vicencio-Silva, "PRISMATICA: Toward Ambient Intelligence in Public Transport Environments" in 'IEEE Transactions on Systems, Man, and Cybernetics - Part A', 35(1) IEE, January, pp. 164-182. (2005) abstract
  13. M. Valera Espina, S.A. Velastin, "Intelligent distributed surveillance systems: A Review" in 'IEE Proceedings - Vision, Image and Signal Processing', 152(2) IEE, April 2005, pp. 192-204. ISBN/ISSN 1350-245X (2005) abstract
  14. L.M. Fuentes, S.A. Velastin, "Tracking-based event detection for CCTV systems" in 'Pattern Analysis and Applications', 7(4) Springer, ISBN/ISSN 1433-755X (2005) abstract
  15. A.C. Davies, S.A. Velastin, "Progress in computational intelligence to support CCTV surveillance systems" in 'International Scientific Journal of Computing', 4(3) pp. 76-84. ISBN/ISSN 1727-6209 (2005)
  16. S.A. Velastin, B Lo, J. Sun, "A flexible communications protocol for a distributed surveillance system" in 'Journal of Network and Computer Applications', 27(4) Elsevier, pp. 221-253. (2004) abstract
  17. L.M. Fuentes, S.A. Velastin, "Vigilancia Avanzada: Del Tracking a la Detección de Sucesos" in 'Transactions IEEE América Latina', 2(3) IEEE, September, ISBN/ISSN 1548-0992 (2004) download
  18. E. Corvee, S.A. Velastin, G.A. Jones, "Occlusion Tolerent Tracking using Hybrid Prediction Schemes" in 'Acta Automatica Sinica', Special Issue on Visual Surveillance of Dynamic Sc 23(3) pp. 356-369. (2003) abstract download
  19. B Lo, J. Sun, S.A. Velastin, "Fusing Visual and Audio Information in a Distributed Intelligent Surveillance System for Public Transport Systems" in 'Acta Automatica Sinica', 29/3, May, pp. 393-407. (2003) abstract
  20. S.A. Velastin, MA Vicencio-Silva, B Lo, J. Sun, L Khoudour, "A DISTRIBUTED SURVEILLANCE SYSTEM FOR IMPROVING SECURITY IN PUBLIC TRANSPORT NETWORKS" in 'Measurement + Control', 35(8), Institute of Measurement and Control, September, September, pp. 209-213. ISBN/ISSN 0020-2940 (2002) abstract download
  21. BA Boghossian, S.A. Velastin, "Image Processing System for Pedestrian Monitoring using Neural Classification of Normal Motion Patterns" in 'Measurement + Control', 32/9, pp. 261-264. (1999)
  22. A.N. Marana, S.A. Velastin, L. da F. Costa, R.A. Lotufo, "Automatic estimation of crowd occupancy using texture and NN classification" in 'Safety Science', 28(3) pp. 165-175. (1998)
  23. F Xia, S.A. Velastin, A.C. Davies, "Evaluation of the Data Interaction Architecture Demonstrator by means of a multiple mobile robot workspace simulation" in 'Microprocessors and Microsystems', 19(1) pp. 23-33. (1995)
  24. A.C. Davies, J.H. Yin, S.A. Velastin, "Crowd Monitoring using Image Processing" in 'IEE Electronic and Communications Engineering Journal', 7(1) IEE, February, pp. 37-47. (1995)
  25. D Indyk, S.A. Velastin, "Survey of Range Vision Systems" in 'Mechatronics', 4(4) June, pp. 417-449. (1994)
  26. S.A. Velastin, "Modular Programming in C: An approach suitable for teaching" in 'Int. J. of Electrical Engineering Education', 29(3) July, pp. 243-254. (1992)

Chapters in Books

  1. B. Zhan, P. Remagnino, D.N. Monekosso, S.A. Velastin, Chapter "The Analyss of Crowd Dynamics: from Observations to Modeling" in 'Computational Intelligence: Collaboration, Fusion and Emergence', Edited by Mumford, Christine. L.; Jain, Lakhmi C., Springer, pp. 464-483. ISBN/ISSN 978-3-642-01798-8 (2009)
  2. B. Zhan, D.N. Monekosso, S. Rush, P. Remagnino, S.A. Velastin, Chapter "Augmenting Professional Training, an Ambient Intelligent Approach" in 'Intelligent Environments, Methods, Algorithms and Applications', Advanced Information and Knowledge Processing Edited by D.N.Monekosso, P.Remagnino and Y.Kuno, Springer, (2008)
  3. P. Remagnino, H Hagras, D.N. Monekosso, S.A. Velastin, Chapter "Ambient Intelligence a gentle introduction" in 'Ambient Intelligence a Novel Approach', Edited by Remagnino, Paolo; Foresti, Gian Luca; Ellis, Tim, Springer, ISBN/ISSN 0-387-22990-6 (2005)
  4. L.M. Fuentes, S.A. Velastin, Chapter "Assessment of Image Processing as a means of Improving Personal Security in Public Transport" in 'Video-Based Surveillance Systems, Computer Vision and Distributed Processing', Edited by Paolo Remagnino, Graeme A. Jones, Nikos Paragios and Carlo S. Regazzoni, Kluwer Academic Publishers, pp. 159-166. ISBN/ISSN 0-7923-7632-3 (2001)

Conferences

  1. N. Buch, J. Orwell, S.A. Velastin, "3D Extended Histogram of Oriented Gradients (3DHOG) for Classification of Road Users in Urban Scenes", British Machine Vision Conference 2009, September, London, (2009) abstract download
  2. N. Buch, M. Cracknell, J. Orwell, S.A. Velastin, "Vehicle Localisation and Classification in Urban CCTV Streams", 16th World Congress on Intelligent Transport Systems, September, Stockholm, (2009) abstract download
  3. F Martinez, C. Orrite-Urunuela, E Herrero, H Ragheb, S.A. Velastin, "Recognizing Human Actions using Silhouette-based HMM", Advanced Video and Signal Based Surveillance (AVSS 2009), September, Genoa, Italy, (2009) abstract
  4. N. Buch, F. Yin, J. Orwell, D. Makris, S.A. Velastin, "Urban Vehicle Tracking using a Combined 3D Model Detector and Classifier", 13th International Conference on Knowledge-Based and Intelligent Information & Engineering Systems KES2009, Part I, LNAI 5711 Springer, September, Santiago, Chile, pp. 169–176. (2009) abstract download
  5. S.A. Velastin, "CCTV Video Analytics: Recent Advances and Limitations", 1st International Visual Informatics Conference, IVIC-09, LNCS 5857 Springer-Verlag, Nov 11-13, Kuala Lumpur, Malaysia, pp. 22-34. (2009) abstract
  6. B. Zhan, P. Remagnino, D.N. Monekosso, S.A. Velastin, "Self-Organizing Maps for the Automatic Interpretation of Crowd", International Symposium on Visual Computing (ISVC), Dec., Las Vegas, (2008)
  7. H Ragheb, S.A. Velastin, P. Remagnino, T. Ellis, "A Novel Approach for Fast Action Recognition using Simple Features", The Eighth IEEE International Workshop on Visual Surveillance VS2008, October 17, Marseille, France, (2008) abstract
  8. H Ragheb, S.A. Velastin, P. Remagnino, T. Ellis, "ViHASi: Virtual Human Action Silhouette Data for the Performance Evaluation of Silhouette-Based Action Recognition Methods", 1st ACM International Workshop on Vision Networks for Behaviour Analysis (ACM Int'l Conf. on Multimedia), October 31, Vancouver, Canada, pp. 77-84. (2008)
  9. H Ragheb, S.A. Velastin, P. Remagnino, T. Ellis, "ViHASi: Virtual Human Action Silhouette Data for the Performance Evaluation of Silhouette-Based Action Recognition Methods", Workshop on Activity Monitoring by Multi-Camera Surveillance Systems (ACM/IEEE Int'l Conf. on Distributed Smart Cameras), September 11, Stanford University, California, USA, (2008) abstract
  10. H Ragheb, S.A. Velastin, P. Remagnino, T. Ellis, "Human Action Recognition using Robust Power Spectrum Features", IEEE International Conference of Image Processing, October 12-15, San Diego, California, USA, (2008) abstract
  11. F. Yin, D. Makris, S.A. Velastin, "Real-time ghost removal for foreground segmentation methods", IEEE International Workshop on Visual Surveillance VS2008, October 17, Marseille, France, (2008) abstract download
  12. N. Buch, S.A. Velastin, "Human Intrusion Detection using Texture Classification in Real- Time", BMVC workshop on Tracking Humans for the Evaluation of their Motion in Image Sequences, THEMIS 2008, September, Leeds, UK, pp. 1-6. (2008) abstract download
  13. V Leung, J. Orwell, S.A. Velastin, "Performance Evaluation of Re-Acquisition Methods for Public Transport Surveillance", 10th International Conference on Control, Automation, Robotics and Vision (ICARCV 2008), ICARCV December, Hanoi, Vietnam, pp. 705-712. ISBN/ISSN 978-1-4244-2286-9 (2008) abstract
  14. S Boragno, BA Boghossian, D. Makris, S.A. Velastin, "Object Classification for Real-Time Video-Surveillance Applications", Visual Information Engineering 2008, IET, July, Xi'an, China, pp. 192-197. ISBN/ISSN 0537-9989/978-0-86341-914-0 (2008) abstract download
  15. A. Colombo, J. Orwell, S.A. Velastin, "Colour Constancy Techniques for Re-Recognition of Pedestrians from Multiple Surveillance Cameras", ECCV workshop on Multi-camera and Multi-modal Sensor Fusion Algorithms and Applications (M2SFA2 2008), October, Marseille, France, (2008) abstract
  16. N. Buch, J. Orwell, S.A. Velastin, "Detection and Classification of Vehicles for Urban Traffic Scenes", Visual Information Engineering 2008, IET, July, Xi'an, China, pp. 182-187. (2008) abstract download
  17. C Orrite, F Martinez, E Herrero, H Ragheb, S.A. Velastin, "Independent viewpoint silhouette-based human action modeling and recognition", 1st Int Workshop on Machine Learning for Vision-based Motion Analysis (MLVMA’08), in ECCV'08, October 17, Marseille, France, (2008) abstract
  18. A. Colombo, V Leung, J. Orwell, S.A. Velastin, "Markov Models of Periodically Varying Backgrounds for Change Detection", Visual Information Engineering 2007, IET, July, London, (2007) abstract
  19. S Boragno, BA Boghossian, J. Black, D. Makris, S.A. Velastin, "A DSP-based system for detecting vehicles stopping in prohibited area", Advanced Video and Signal Based Surveillance (AVSS2007), September, London, UK, (2007) abstract download
  20. F. Yin, D. Makris, S.A. Velastin, "Performance Evaluation of Object Tracking Algorithms", 10th IEEE International Workshop on Performance Evaluation of Tracking and Surveillance (PETS2007), October, Rio de Janeiro, Brazil, (2007) abstract download
  21. S.A. Velastin, C Xu, "Image Feature Extraction Using a Method Derived from the Hough Transform with Extended Kalman Filtering", Second Pacific Rim Symposium, PSIVT 2007, Advances in Image and Video Technology: Lecture Notes in Computer Science 4872 Springer, December, Santiago, Chile, pp. 191-204. ISBN/ISSN 3-540-77128-X (2007) abstract
  22. B. Zhan, P. Remagnino, S.A. Velastin, D.N. Monekosso, L Xu, "A quantitative comparison of two new motion estimation algorithms", International Symposium on Visual Computing (ISVC), Springer, November, Lake Tahoe, Nevada, (2007) abstract download
  23. A. Colombo, V Leung, J. Orwell, S.A. Velastin, "Consistent detection and identification of individuals in a large camera network", SPIE Europe Security and Defence Conference, September, Florence, Italy, (2007) abstract download
  24. J. Annesley, A. Colombo, J. Orwell, S.A. Velastin, "A profile of MPEG-7 for visual surveillance", Advanced Video and Signal Based Surveillance (AVSS2007), IEEE, Setember, London, (2007) abstract download
  25. C Carincotte, X Desurmont, B Ravera, F. Bremond, J. Orwell, S.A. Velastin, JM Odobez, B Corbucci, J Palo, J Cernocky, "Toward Generic Intelligent Knowledge Extraction from Video and Audio: The EU-Funded CARETAKER Project", International Conference on Imaging for Crime Detection and Prevention (ICDP-2006), Visual Information Engineering IET, June, pp. 470-475. ISBN/ISSN 086341647/0537-9989 (2006)
  26. B. Zhan, P. Remagnino, S.A. Velastin, F. Bremond, M Thonnat, "Matching gradient descriptors with Topological Constraints to characterise the Crowd dynamics", IET Visual Information Engineering 2006, IET, September, pp. 441-445. ISBN/ISSN 0863416713 (2006) abstract download
  27. B. Zhan, P. Remagnino, L Xu, S.A. Velastin, D.N. Monekosso, "Motion Estimation with Edge Continuity Constraint for Crowd Scene Analysis", International Symposium on Visual Computing (ISVC) 2006, (2006)
  28. J. Annesley, V Leung, S.A. Velastin, A. Colombo, J. Orwell, "Fusion of Multiple Features for Identity Estimation", International Conference on Imaging for Crime Detection and Prevention (ICDP), Visual Information Engineering IET, June, pp. 534-539. ISBN/ISSN 086341647/0537-9989 (2006) abstract download
  29. B. Zhan, P. Remagnino, S.A. Velastin, "Analysing Crowd Intelligence", Second AIxIA Workshop on Ambient Intelligence, September, Milan, Italy, (2005)
  30. A.C. Davies, S.A. Velastin, "A Progress Review of Intelligent CCTV Surveillance Systems", 3rd IEEE Workshop on Intelligent Data Acquisition and Advanced Computing Systems: Technology and Applications, IDAACS IEEE, September, Sofia, Bulgaria, pp. 417-423. ISBN/ISSN 0-7803-9446-1 (2005)
  31. S.A. Velastin, A.C. Davies, "Intelligent CCTV Surveillance: Advances and Limitations", Measuring Behavior 2005, Noldus, September, Wageningen, Netherlands, (2005) abstract
  32. P Bruneaut, A Cavallaro, T Kelliher, L Marcenaro, F Porikli, S.A. Velastin, F Ziliani, "Performance Evaluation Of Event Detection Solutions: the CREDS experience", IEEE International Conference on Advanced Video and Signal Based Surveillance, September, Como, Italy, pp. 201-206. (2005)
  33. J. Black, BA Boghossian, S.A. Velastin, "A Real Time Surveillance System for Metropolitan Railways", IEEE International Conference on Advanced Video and Signal Based Surveillance, September, Como, Italy, pp. 189-194. (2005)
  34. J.R. Renno, D. Greenhill, S.A. Velastin, G.A. Jones, "Learning The Depth Structure of A Monitored Scene", 6th International Workshop on Image Analysis for Multimedia Interactive Services, April 13-15, Montreux, Switzerland, (2005) abstract
  35. B. Zhan, P. Remagnino, S.A. Velastin, "Mining paths of complex crowd scenes", Advances in Visual Computing: First International Symposium, ISVC 2005 (Eds. G Bebis, R Boyle, D Koracin, B Parvin), Lecture Notes in Computer Science (Vol. 3804/2005) Springer-Verlag GmbH, December, Nevada, USA, pp. 126-133. ISBN/ISSN 3-540-30750-8 (2005) abstract download
  36. B. Zhan, P. Remagnino, S.A. Velastin, "VISUAL ANALYSIS OF CROWDED PEDESTRIAN SCENES", XLIII Congresso Annuale AICA 2005, October, Udine, Italy, pp. 549-555. (2005) download
  37. M. Valera Espina, S.A. Velastin, "Real-time architecture for large distributed surveillance systems", IEE Intelligent Distributed Surveillance Systems, IEE, February, London, pp. 41-45. ISBN/ISSN 0863413927 (2004) abstract
  38. S.A. Velastin, B Lo, J. Sun, MA Vicencio-Silva, L Khoudour, "PRISMATICA: A Multi-Sensor Surveillance System for Public Transport Networks", 12th IEE Road Transport Information and Control Conference, IEE, April, London, (2004) abstract
  39. J. Sun, S.A. Velastin, B Lo, MA Vicencio-Silva, L Khoudour, "A Distributed Surveillance System to Improve Personal Security in Public Transport", European Workshop on the Integration of Knowledge, Semantics and Digital Media Technology (EWIMT-04), QML, November, London, pp. 7-14. ISBN/ISSN 0-902-23810-8 (2004) abstract
  40. M. Valera Espina, S.A. Velastin, "Real-Time Networks to design a distributed architecture for large real time surveillance systems", 8th World Multi-Conference on Systemics, Cybernetics and Informatics(SCI2004), Florida, US,18-21 July 2004, July, pp. 60-65. ISBN/ISSN 980-6560-13-2 (2004) abstract
  41. B Lo, S.A. Velastin, MA Vicencio-Silva, J. Sun, "An Intelligent Distributed Surveillance System For Public Transport", Symposium on Intelligent Distributed Surveillance Systems, IEE, February, London, UK, pp. 10/1-10/5. (2003)
  42. M. Valera Espina, S.A. Velastin, "An Approach For Designing A Real-Time Intelligent Distributed Surveillance System", Symposium on Intelligent Distributed Surveillance Systems, IEE, February, London, UK, pp. 6/1-6/5. (2003) abstract
  43. M Coimbra, M Davies, S.A. Velastin, "Pedestrian Detection Using MPEG-2 Motion Vectors", Fourth European Workshop on Image Analysis for Multimedia Interactive Services, April, London, UK, (2003)
  44. L.M. Fuentes, S.A. Velastin, "From Tracking to Advanced Surveillance", ICIP 2003 IEEE International Conference on Image Processing, September, Barcelona, Spain, (2003)
  45. S.A. Velastin, B Lo, J. Sun, L Khoudour, MA Vicencio-Silva, "Multi-Sensory Tools to Improve Personal Security in Public Transport Networks", Workshop on Ambient Intelligence 8th National Congress of Italian Association for Artificial Intelligence, September, Pisa, Italy, (2003) abstract
  46. L.M. Fuentes, S.A. Velastin, "Tracking people for automatic surveillance applications", Iberian Conference on Pattern Recognition and Image Analysis, Springer Science Online, June, Mallorca, Spain, pp. 238-245. ISBN/ISSN 3-540-40217-9 (2003) abstract
  47. R. Munoz, S.A. Velastin, "LOTOS modelling of some MASCOT communication protocols", Jornadas Chilenas de Computación 2003, November, Chillan, Chile, (2003)
  48. L.M. Fuentes, S.A. Velastin, "Assessment of Image Processing Techniques as a means of Improving Personal Security in Public Transport", 2nd European Workshop on Advanced Video-based Surveillance, AVBS 2001, Kingston upon Thames, UK, (2001)
  49. L.M. Fuentes, S.A. Velastin, "People tracking in surveillance applications", 2nd IEEE International Workshop on Performance Evaluation on Tracking and Surveillance, PETS 2001, Kauai (Hawaii-USA), (2001) abstract
  50. L.M. Fuentes, S.A. Velastin, "Foreground segmentation using luminance contrast", 2001 WSES International Conference on Speech, Signal and Image processing, SSIP 01, Malta, (2001) abstract
  51. B Lo, S.A. Velastin, "Automatic Congestion Detection System for Underground Platforms", 2001 International Symposium on Intelligent Multimedia, Video & Speech Processing, IEEE, May, Hong Kong, (2001)
  52. L Khoudour, J. Hindmarsh, D. Aubert, S.A. Velastin, C.C. Heath, "Enhancing Security Management in Public Transport using Automatic Incident Detection", Proceedings of 7th International Conference on Urban Transport 2001, 14-16 May, Lemnos, Greece, (2001)

Presentations

  1. N. Buch, J. Orwell, S.A. Velastin, "Classifying and Tracking Vehicles in Urban CCTV Streams", BMVA Symposium on Vision for Automotive Applications, May, British Computer Society, London, (2009) abstract
  2. F. Yin, D. Makris, S.A. Velastin, J. Orwell, "Quantitative evaluation of different aspects of motion trackers under various challenges", One Day BMVA symposium on Security and surveillance: performance evaluation, 12th December, British Computer Society, London, (2007) abstract
  3. J. Orwell, V Leung, A. Colombo, S.A. Velastin, "Performance evaluation of tracking for public transport surveillance", BMVA symposium on Security and surveillance: performance evaluation, December, London, UK, (2007)
  4. J. Annesley, V Leung, A. Colombo, J. Orwell, S.A. Velastin, "Who dunnit? (or identity estimation in a multiple-feature fusion framework)", Natural Computing Applications Forum, September, Bristol, (2006)

Seminars

  1. S.A. Velastin, "Paper discussion on Object tracking: Robust Object Tracking by Hierarchical Association of Detection Responses, by Chang Huang, Bo Wu, and Ramakant Nevatia in ECCV'08", SB122, 04 Mar 2009 (Chair: Norbert Buch), abstract
  2. S.A. Velastin, D. Makris, P Sourtzinos, "ECCV conference report", SB122, 22 Oct 2008 (Chair: Norbert Buch),
  3. S.A. Velastin, "Paper discussion on Graph cuts: Graph Cuts in Vision and Graphics: Theories and Applications", SB122, 17 Oct 2007 (Chair: Valerie Leung), abstract
  4. S.A. Velastin, "iLIDS dataset:", SB122, 23 May 2007 (Chair: Valerie Leung), abstract