Recently, the New York City's three big one of the busiest major hub station, central station, times square subway station and Penn station installed 500 new camera. The camera images can be transferred to New York City police department real-time monitoring center, the subway system is greatly enhanced efforts against terrorism.

In the monitoring center, many real-time image combination presented on a big screen, both taking the stairs, has taken the platform and the turnstile and all the people all show from under the nose of the police.

New York subway system installed a total of more than 3000 head of photography, but only in the three stations installed 500 new camera images are taken by synchronous transmission of the monitoring center to the police. Subway bomb attacks in March this year in Russia, after New York about public transport by the department of safety security measures of illness, unexpectedly found that half of the camera is not working, the subway has become a blind spot monitoring network crime prevention and terrorist attacks. After the installation of new surveillance equipment, investigators can in the intelligent recognition system, environmental sensors and the police have the help of the data analysis of shooting images, and quickly than in the database, so as to filter out the suspicious people or objects.

New York City mayor Michael bloomberg and police commissioner Raymond kelly said the New York City has more than 5 million people a day take the subway, the subway is still the main target of terrorist attacks. At the beginning of this year, The Times square also came close to terrorist attacks. Kelly said: "all over the world, London, Madrid, Moscow and mumbai has happened in the subway attacks. These new installation of real-time monitoring camera, is to help us to better protect the public transport system is not subject to terrorist attacks in New York one of the important tools."

It is understood that the new subway system in New York at a cost of $200 million, however, the mayor of New York City that is well worth the investment.