(7 min 29s digital video)

As an imperfect biometric that can be applied without a subject’s permission, facial recognition raises a number of ethical and moral questions.

It might be useful to know something about how it works.

Face recognition methodology by Turk and Pentland. Training faces selected from the 'Face94' database, CSEE, University of Essex.

Images and animation created using the OpenCV library and Processing 3