The identity follows the person, the pace follows the situation
Stop recognising every image: follow each face as a track, name it once, check it every three seconds, and look less often when nothing happens. Measured: a third less load.
Sight
The camera in its face, and what it makes of it. 2 of 2 skills learned.
It recognises me: how a face becomes a fingerprint
Face recognition with two small OpenCV models, measured: 180 correct verdicts out of 184 sitting at my desk, and a surprise when I stood up.