QR codes on the roofs of buildings could be used for automatic calibration on imagery from aircraft or spacecraft. If only this QR code linked to machine readable georeferencing information. This is at the Naval Postgraduate School in Monterey, CA.
Image from Google Maps.
Update 2017-May-25:
More info here...
https://wiki.nps.edu/display/NOW/Optical+Signaling
https://www.gearthblog.com/tag/calibration-targets
Thursday, January 28, 2016
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ReplyDeleteThank you so much for inspiring and sharing your thoughts and wisdom!
Keep up the awesome work.
TechActives