DroneLight: Drone Draws in the Air using Long Exposure Light Painting and ML. IEEE RO-MAN 2020
Why the open web links it
A drone uses ML and gesture recognition to create light-painted patterns in the air based on hand movements.
Linked by 2 independent sites, 2 of them widely read in the 2026-10 crawl of the open web, including arduino.cc, naked-science.ru.