The MapScaping Podcast - GIS, Geospatial, Remote Sensing, earth observation and digital geography

Where Does The Blue Dot Come From?

October 6, 2021

Calculating the location of your mobile device ( the blue dot ) is not as straightforward as you might imagine. It involves databases of wifi hotspots, 3D city models, IMU's, GNSS, your proximity to cell towers, and maybe something called visual positioning.

Ed Parsons - Googles Geospatial Technologist explains 

 

previous podcast episode that you might enjoy!

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POSITIONING AS A SERVICE AND THE ROLE OF SMARTPHONES IN THE FUTURE OF GEOLOCATION

USING THE GEOMAGNETIC FIELD OF BUILDINGS TO NAVIGATE INDOORS

HYPER-ACCURATE INDOOR LOCATION

NAVIGATING THE PAST, PRESENT AND FUTURE OF GNSS

 

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