‘Big brother’ buildings offer less invasive security
April 11, 2008 | Source: New Scientist news service
Mitsubishi Electric Research Laboratories researchers have placed 215 small, cheap motion detectors along hallwalls in their building as a lower-cost, less-invasive, and more useful system for security monitoring.
The researchers say CCTV footage, besides being more invasive, is difficult to search through or interpret quickly.