The Startup
Published in

The Startup

Snapchat’s Filters: How computer vision recognizes your face

The science behind personalized facial recognition

The Technology

How Snapchat Filters Work

From Filters to Face-Swap

  • The inside of the mouth is dark, relatively. So that gives away the opening of the mouth.
  • The changes on the eyebrows relative to the other facial features are taken into account when it figures out the user has raised the eyebrows.


This story is published in The Startup, Medium’s largest entrepreneurship publication followed by 294,522+ people.

Subscribe to receive our top stories here.



Get the Medium app

A button that says 'Download on the App Store', and if clicked it will lead you to the iOS App store
A button that says 'Get it on, Google Play', and if clicked it will lead you to the Google Play store