[From Greek bios - life and metron - measure]
Physiological characteristics examples:
• Eye retinas
• Eye irises
• Facial patterns
Behavioural characteristics examples:
• Signature recognition
• Gait recognition
• Typing recognition
In a modern computerised biometric system, a person will have a biometric measurement taken and the data will be processed by means of a mathematical algorithm to produce a digital representation that can be entered into the computer database.
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