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Biometric based repeat visitor recognition system and method

  • US 8,694,792 B2
  • Filed: 02/16/2007
  • Issued: 04/08/2014
  • Est. Priority Date: 02/16/2007
  • Status: Active Grant
First Claim
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1. A biometric recognition method, comprising:

  • unobtrusively detecting and acquiring biometric data associated with a subject, wherein said subject is located and displayed on a floor of a three-dimensional building model, wherein a data-processing apparatus implements said three-dimensional building model;

    segmenting and extracting particular biometric features from said biometric data;

    comparing said particular biometric features to biometric data previously stored in a database in order to determine if said particular biometric features match said biometric data previously stored in said database and thereby rapidly and automatically determine if said subject comprises a repeat visitor; and

    automatically enrolling said particular biometric features acquired from said subject in said database if said particular biometric features do not match said biometric data previously stored in said database.

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