She says: 'Algorithms don't work as we do. To compare a 3D face with a 2D passport photo, they need to pinpoint and measure the users' facial features. 'It includes the distance between the pupils ...

Restriction against smiling in passport photos stems from the need for accuracy in facial recognition software, which depends on unaltered facial proportions.

A biometric photography expert has finally revealed why you are not allowed to smile in your passport photos and the reason ...

mute-poet/Reddit Clarifying that "picture day" was actually an appointment for his passport photo, Nico embraced the ... to stuff like that, my whole face turns neon pink." Others saw a lesson ...