Handling sequential observations in intelligent surveillance

  • Authors:
  • Jianbing Ma;Weiru Liu;Paul Miller

  • Affiliations:
  • School of Electronics, Electrical Engineering and Computer Science, Queen's University Belfast, Belfast, UK;School of Electronics, Electrical Engineering and Computer Science, Queen's University Belfast, Belfast, UK;School of Electronics, Electrical Engineering and Computer Science, Queen's University Belfast, Belfast, UK

  • Venue:
  • SUM'11 Proceedings of the 5th international conference on Scalable uncertainty management
  • Year:
  • 2011

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Abstract

Demand for intelligent surveillance in public transport systems is growing due to the increased threats of terrorist attack, vandalism and litigation. The aim of intelligent surveillance is in-time reaction to information received from various monitoring devices, especially CCTV systems. However, video analytic algorithms can only provide static assertions, whilst in reality,many related events happen in sequence and hence should be modeled sequentially. Moreover, analytic algorithms are error-prone, hence how to correct the sequential analytic results based on new evidence (external information or later sensing discovery) becomes an interesting issue. In this paper, we introduce a high-level sequential observation modeling framework which can support revision and update on new evidence. This framework adapts the situation calculus to deal with uncertainty from analytic results. The output of the framework can serve as a foundation for event composition. We demonstrate the significance and usefulness of our framework with a case study of a bus surveillance project.