New face recognition technology apparently works

Tuesday, 11 March 2003, 11:25 AM EST

The technology records the surface of a person's face by scanning it with a series of light patterns and stores the data as a three-dimensional image in a computer.

Employing mathematical algorithms similar to those used in Internet searches, the computer measures the distances between a number of sample points on the facial surface.

The distances are then reconfigured as straight lines in a three-dimensional space, creating a new and abstracted image, or signature, of a human face built on precise mathematical calculations.

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