Ráfagas Geospatial links everyday

#2975: jamming, maptcha

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  • "Gyroscope-on-a-chip" technology could allow long-distance navigation without GPS, and therefore the days of distortion of GPS signals as a weapon of war would be on borrowed time.
    https://bigthink.com/strange-maps/gnss-jamming/
  • “MapTCHA” is an ongoing project to create a CAPTCHA with OSM data to identify those images that contain correctly interpreted objects, for example building outlines.
    https://maptcha.crown-shy.com/

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