Mod6_LVDBMS - A Live Video Database Management System Kien...

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A Live Video Database Management System Kien A. Hua University of Central Florida Orlando, FL 32816, U.S.A
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2 Outline Motivations Event Model Query Language Query Processing Conclusions
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3 Video Surveillance Software Detect events from live video Take an action when an event occurs
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4 Video Surveillance Applications Traffic Monitoring Public Safety and Security Manufacturing Healthcare Environmental Sensing
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5 Older Surveillance Hardware Analog CCTV system using VCR Analog CCTV system with network DVR
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IP-based Surveillance Systems With IP-based cameras Bring traditional video surveillance centers to any computer with an Internet connection Flexible, scalable, and cost effective Deployments in much larger scale Need better software 6 INTERNET
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Effectiveness:  An  Example London has 10,000 crime-fighting CCTV  cameras Cost £200 millions over a 10-year period Police are no more likely to catch  offenders in areas with hundreds of  cameras than in those with hardly any Five of the areas with the most cameras  have record of solving crime that is below  7
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8 Video Surveillance: Characteristics Huge sea of video data Occasional critical events These videos are generally not interesting Constantly monitoring these cameras can quickly become fatigued
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specific  set of  known  cameras 9 Limitations of Today’s Systems QP 1 SP 1 QP 2 QP 3 SP 2 SP 3 Application specific,  limited or no  programming  support QP: Query Processor SP: Surveillance Processor Sharing  similar  underlying  software
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Special  class of  storage 10 LVDBMS Approach QP 1 SP 1 QP 2 QP 3 SP 2 SP 3 Programmabl e, not  application  specific LVDBMS Camer sharing QP: Query Processor SP: Surveillance Processor
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11 VDBMS not Suitable Video Database Management Systems Store videos in disks Analyze and annotate captured videos Build index Not Suited for Surveillance Applications Designed for video retrieval Not intended for real-time events detection
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12 LVDBMS Solution Accept user specified events as queries Access live videos only when there are queries present Automatically detect events Store/present video clips when events occur
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Mod6_LVDBMS - A Live Video Database Management System Kien...

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