Artificial Intelligence Snapchat Introduces 3D Full Body Tracking Technology for AR Lenses Tim Hortons will become the first brand to tap the new option on Halloween The lenses track 18 joints on the human body and apply 3D models to follow the movements of people Snap Inc. By David Cohen October 28, 2020 Why settle for 2D body tracking technology when you can have 3D full body tracking technology? David Cohen david.cohen@adweek.com David Cohen is editor of Adweek's Social Pro Daily. Recommended articles