8 ms·

It's actually based on the ambient Wi-Fi signature of the airwaves around you. There is no image recognition involved!

• playeren 14y ago
  Ah ok, so the *floorplan you supply just acts as a "background/walking-guide" for your mapping?
  • navpatel 14y ago
    yup, that's right
    • playeren 14y ago
      Ok, thanks. Was looking for a img rec lib for floorplan drawings when I fell upon your post - hence the question.