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Published byRuby Walton Modified over 9 years ago
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Student: Dane Brown 2713985 Supervisor : James Connan and Mehrdad Ghaziasgar
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OVERVIEW INTRODUCTION DESIGN DECISIONS IMPLEMENTATION PROJECT PLAN DEMO
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INTRODUCTION Extremely high crime rate in South Africa Car break-in rate was 16000 in 2009 18 times the rate of USA Carjacking is the most common crime in South Africa Costing tax payers billions of rands!
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INTRODUCTION cont.
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CCTV cameras Human monitored Current solution ineffective Continued high break-in rate
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INTRODUCTION cont.
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DESIGN DECISIONS
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IMPLEMENTATION Original frame in RGB colour
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IMPLEMENTATION cont. Gray Scale and Frame differencing
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IMPLEMENTATION cont. Motion History Image (MHI)
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IMPLEMENTATION cont. Blob and movement detection (using MHI)
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IMPLEMENTATION cont. Blob and movement detection
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IMPLEMENTATION cont. Blob and movement detection
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IMPLEMENTATION cont. System determines normal activity Park car
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IMPLEMENTATION cont. System determines normal activity Park car
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IMPLEMENTATION cont. System determines normal activity Get out
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IMPLEMENTATION cont. System determines normal activity Walk away
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IMPLEMENTATION cont. System determines normal activity Walk away
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IMPLEMENTATION cont. System determines normal activity Get back in
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IMPLEMENTATION cont. System determines normal activity Drive away
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IMPLEMENTATION cont. System determines normal activity Drive away
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IMPLEMENTATION cont. System determines suspicious activity Loitering next to a vehicle is suspicious
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IMPLEMENTATION cont. System determines suspicious activity Loitering next to a vehicle is suspicious
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IMPLEMENTATION cont. System determines suspicious activity Loitering next to a vehicle is suspicious
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IMPLEMENTATION cont. System determines suspicious activity Loitering next to a vehicle is suspicious
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IMPLEMENTATION cont. System determines suspicious activity Loitering next to a vehicle is suspicious
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IMPLEMENTATION cont. System determines suspicious activity Loitering next to a vehicle is suspicious
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IMPLEMENTATION cont.
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Suspicious activity detected!
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1. Normal activity - typical drive away 2. Suspicious - two men loitering 3. Suspicious - Stationary 4. Suspicious - Acceleration DEMO
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REFERENCES Davis, J. W. (2005). Motion History Image. Retrieved 2010, from The Ohia State University. Green, B. (2002). Histogram, Thresholding and Image Centroid Tutorial. Retrieved 2010, from Drexel University site. Trip Atlas. (2010). Retrieved from Carjacking: http://tripatlas.com/Carjacking#South%20Africa Hijacking. (2010). Retrieved from Arrive Alive: http://www.arrivealive.co.za/pages.aspx?i=2364
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