Definition
A technology that identifies or verifies a person's identity using their facial features.
Detailed Explanation
Facial recognition systems analyze facial features from images or video to create a biometric template. The process involves face detection alignment feature extraction and matching against a database. Modern systems use deep learning approaches particularly CNNs to achieve high accuracy in various conditions and poses.
Use Cases
1. Security access control 2. Mobile device unlocking 3. Law enforcement 4. Photo organization services