20 April 2007 09:45
![](http://blogmarks.net/screenshots/2007/04/20/d544175b2b14abe5d576d069cbdf88e0.png)
Barcelona Metro implements intelligent video surveillance
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Barcelona Metro is implementing an intelligent video surveillance system from Sony on Line 9 (L-9) to provide safety and operating efficiency across its network. Big brother for trains?
20 April 2007 09:15
![](http://blogmarks.net/screenshots/2007/04/20/d544175b2b14abe5d576d069cbdf88e0.png)
Barcelona Metro implements intelligent video surveillance
![](http://blogmarks.net/img/default-gravatar.gif)
Barcelona Metro is implementing an intelligent video surveillance system from Sony on Line 9 (L-9) to provide safety and operating efficiency across its network. Big brother for trains?
1
(2 marks)