They also use ML for "Hey Siri" and the face detection in the photos app. Edit: Here is the article where apple talks about how "Hey Siri" works: https://machi

They also use ML for "Hey Siri" and the face detection in the photos app. Edit: Here is the article where apple talks about how "Hey Siri" works: https://machinelearning.apple.com/2017/10/01/hey-siri.html https://machinelearning.apple.com/2017/10/01/hey-siri.html