3
Overview
Overview of
of Biometrics
Biometrics
Biometrics= BIO + METRICS
Biometrics= BIO + METRICS
Biometrics is part of
Biometrics is part of Automatic Identification and Data Capture (AIDC)
Automatic Identification and Data Capture (AIDC)
Biometric technologies defined as
Biometric technologies defined as “
“automated methods of verifying or
automated methods of verifying or
recognizing the identity of
recognizing the identity of a living person
a living person based on a physiological or
based on a physiological or
behavioral characteristic
behavioral characteristic”
”
Biometric technologies based on three basic methods:
Biometric technologies based on three basic methods:
a mechanism to scan and capture a digital or
a mechanism to scan and capture a digital or analog
analog image of a living personal
image of a living personal
characteristic
characteristic
compression, processing and comparison of the image to a databas
compression, processing and comparison of the image to a database of stored
e of stored
images
images
interface with applications systems
interface with applications systems
Biometric technologies
Biometric technologies based upon
based upon physiological
physiological and
and behavioral
behavioral human
human
characteristics
characteristics