Biometric
Biometric
Biometric (/baɪoʊˈmɛtrɪk/; from the Greek words 'bio' meaning life and 'metric' meaning measure) refers to the statistical analysis of biological data or physical characteristics. It is often used in the context of identification and authentication systems.
Etymology
The term 'biometric' is derived from the Greek words 'bio' meaning life and 'metric' meaning measure. It was first used in the 20th century to describe the statistical study of biological phenomena.
Definition
Biometric refers to the unique physical or behavioral characteristics of an individual that can be used to verify their identity. These characteristics can include fingerprints, iris patterns, voice patterns, and facial features.
Related Terms
- Biometric identification: The process of identifying an individual based on their unique physical or behavioral characteristics.
- Authentication: The process of verifying the identity of a person or device.
- Fingerprint: A unique pattern formed by the ridges and valleys on the surface of a fingertip.
- Iris recognition: A method of identifying a person based on the unique patterns in the colored part of their eye.
- Voice recognition: A technology that can identify a person based on their voice.
- Facial recognition: A biometric technology that can identify a person by comparing and analyzing patterns based on the person's facial contours.
Applications
Biometric technologies are used in various fields such as law enforcement, border control, and access control in buildings. They are also used in information security to protect data and prevent unauthorized access.
External links
- Medical encyclopedia article on Biometric
- Wikipedia's article - Biometric
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