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A Display That Tracks Your Movements

There could be a revolution brewing in billboard advertising. Instead of simply presenting a static image, why not let people interact with the advertisement? This is the vision of electronics giant Samsung and interactive advertising company Reactrix Systems. The two companies have partnered to bring 57-inch interactive displays to Hilton hotel lobbies by the end of the year. These displays can "see" people standing up to 15 feet away from the screen as they wave their hands to play games, navigate menus, and use maps.

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Intelligent Computers See Your Human Traits

Today’s computers can do a lot as far as computation goes, but they tend to do it in an impersonal, stand-offish way, so to speak. However, computer engineers are busy changing that, as they try to give computers a bit of a personal touch to make human-computer interaction more natural and friendly.

For instance, two studies from a recent issue of IEEE Transactions on Multimedia have investigated enabling computers to recognize users’ emotional states and ages. The researchers hope that tomorrow’s computers will be able to “look” at a human face and extract this type of information, much like humans do with each other.

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