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Facial-scan technology, which made a flashy and controversial debut at the 2001 Super Bowl in Tampa Bay, Florida, is essentially out of the business of working the crowds.
"We're stepping back from surveillance and concentrating more on controlling access," said Cristian Ivanescu, chief technology officer of Graphco Technologies. The company is one of several manufacturers of systems that confirm identities by using biometrics -- measurements of parts of the body such as the face, retina and fingerprints or of other physical characteristics such as the voice.
The statistical study of biological phenomena.
The measurement of physical characteristics, such as fingerprints, DNA, or retinal patterns, for use in verifying the identity of individuals.