Online face recognition is a task of real-time identification that identifies the inbound human faces in video frames. Online face recognition system helps identify the unrevealed patterns of the face into known facial patterns. An Online face recognition system is of two types:
Online face recognition system (single-image) – In single-image face recognition system, single image of a person in one time can be recognized. It is typically made up of six components that include, face tracking, feature extraction, face detection, illumination normalization and face alignment.
Online face recognition system (multiple-image) – Unlike online single-image face recognition, online multiple-image face recognition system recognizes multiple images of a person very accurately with fewer errors and has increased performance.