[填空题]Eric Horvitz has been working on Al system that monitors a computer user’s behavior and predicts ______.

[填空题]Eric Horvitz has been working on Al system that monitors a computer user’s behavior and predicts ______.

[单项选择]Britain, somewhat proudly, has been crowned the most watched society in the world. The country boasts 4.2 million security cameras (one for every 14 people) , a number expected to double in the next decade. A typical Londoner makes an estimated 300 closed-circuit television (CCTV) appearances a day, according to the British nonprofit surveillance Studies Network, an average easily met in the short walk between Trafalgar Square and the Houses of Parliament. Public opinion on this state of affairs is generally positive, according to recent polls. And how useful is CCTV in busting bad guys Not much, according to Scotland Yard. In terms of cost benefit, the enormous expenditure has done very little in actually preventing and solving crime.
Right under Big Brother- s nose, a new class of guerrilla artists and hackers are comrnandeering the boring, grainy images of vacant parking lots and empty corridors for their own purposes. For about $ 80 at any electronics supply store and some tec
A. Under Big Brother’s Nose.
B. Watching the Watchers.
C. Security and Surveillance Industry.
D. Britain-s Privacy Laws.

[单项选择]