Biometric Authentication: A Machine Learning Approach

1.3. Face Recognition: Reality and Challenge

Face recognition is probably one of the most nonintrusive and user-friendly bio-metric authentication methods available. Machine recognition of human faces from still or video images has attracted a great deal of attention from the communities of psychology, image processing, pattern recognition, neural science, computer security and computer vision. Because of an increasing, omnipresent threat of terrorist attacks, face recognition has now joined the list of many security-related technologies that have attracted widespread media and business attention. The nonintrusive appeal of this seemingly mature surveillance technology has led more and more government and law enforcement agencies to consider ...