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Comment by westurner

6 months ago

{Code-and-Response, Call-for-Code}/DroneAid : "DroneAid: A Symbol Language and ML model for indicating needs to drones, planes" (2010) https://github.com/Code-and-Response/DroneAid .. https://westurner.github.io/hnlog/#story-22707347 :

CORRECTION: All but one of the DroneAid Symbol Language Symbols are drawn within upward pointing triangles.

Is there a simpler set of QR codes for the ground that could be made with sticks or rocks or things the wind won't bend?