You Are Here: How Google Improves Mobile Location Accuracy

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As no single solution is perfect, Google uses a combination of different technologies to determine your phone’s location. There are, however, still issues, such as after leaving a subway tunnel; in this scenario, your phone struggles to figure out where you are as the separate technologies used (GNSS, accelerometers, compass, and Wi-Fi Hotspots) have all been disturbed. To combat this specific issue, Google is testing out “visual positioning,” where you point your phone at a nearby store and Google uses the Street View database to help your phone reorient itself. Read full article here

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