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: windows, and in immigration control at airports and border crossings.
If the face-recognition problem can be truly solved (ie, if an identity can be attached to a person in an image, irrespective of lighting, orientation, occlusion, pose, expression or adornment), then we will be well on the way to licking one of the greatest challenges in artificial intelligence—computerised vision. The pay off for cancer screening, road safety, security, computer interfaces, video compression and, of course, digital cameras could be immense.
© The Economist Newspaper Limited 2007...
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