Nest Is Learning To Detect When You’re Home

Nest smart-home products can now figure out if anyone’s home. With a new software update, Nest’s cameras, thermostats, and other home automation devices will begin using a mix of phone geolocation data, built-in sensors, and machine learning techniques to figure out if anyone’s at home and adjust settings accordingly, the company said. “Geofencing alone can get it wrong—turn the lights off when someone’s home,” the Alphabet unit said in a blog post. “Or run the heat when no one is.” The new feature, called Home/Away Assist, will let Nest Cam security cameras turn on when the house is unattended, Nest thermostats turn up the heat when someone comes home, and Nest Protect smoke detectors run audible tests when nobody’s home, the company said. The company won’t keep track of where…


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