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How Google Maps Gets Its Remarkably Accurate Real-Time Traffic Data – NDTV

Google Maps is one of the most popular apps in the world, with well over a billion users. Google collects its mapping data from a wide variety of sources including road sensors, user contributions via Map Maker, and local transport departments, among several others. Hidden away in Google Maps settings is the option to view traffic data for any location in real time. But how does Google collect this information, which is accurate to the last minute on most occasions?

Key Takeaways:

  • Google Maps is one of the most popular apps in the world, with well over a billion users. Google collects its mapping data from a wide variety of sources including road sensors
  • Since launch, Google has collected enough data to be able to predict the kind of traffic users can expect on any road at any time of the day.
  • But the accuracy of location data is unmatched only because of its users, since the billion Google Maps users on the road act as sensors for the app, which make the service as precise as possible.

“Hidden away in Google Maps settings is the option to view traffic data for any location in real time.”

http://gadgets.ndtv.com/apps/features/how-google-maps-gets-its-remarkably-accurate-real-time-traffic-data-1665385