September 12, 2003

Replacing Big Brother with Big Processor

The end of personal privacy creeps a little closer: | MONITOR: THERE are more than 1m closed-circuit television (CCTV) cameras in use in Britain, keeping a beady eye on public places in a bid to fight crime and control traffic. This Big Brotherly obsession has caught on elsewhere as concerns about security have mounted since the terrorist attacks of September 2001. But as the number of remote video cameras has risen, so have the problems of dealing with their output. There is not much point in aiming a CCTV camera at a car park or road if nobody is watching its monitor.

Of course, many security cameras do not actually need watching all the time. They need watching when something in the image changes significantly. That is why CCTV monitors are stacked in banks in security offices, so one person can scan their otherwise stationary images for changes. Now, engineers at Roke Manor Research, a Siemens subsidiary based on the south coast of Britain, have come up with an automated way of keeping an eye out for change...

Posted by DeLong at September 12, 2003 09:14 AM | TrackBack

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