If you hope to ride in a driverless car someday, chances are that the trip will take place in an urban area. When offering jaunts to the public in autonomous cars, companies like Waymo and Drive.ai choose regions such as Phoenix, Arizona, and Frisco, Texas, respectively, where there are plenty of people who might want to jump into a futuristic car to go from one point to another. And Cruise, a part of General Motors, plans to offer an autonomous taxi service next year in a major U.S. city. But what about running an autonomous car on a stretch of rural road—just an asphalt strip with natural objects like grass and trees nearby, and no detailed, three-dimensional map for the vehicle to reference? Researchers from MIT have been working on that problem, and their strategy involves teaching cars to drive like humans. The area where the MIT team worked was Devon, Massachusetts, and they didn’t have detailed maps. Consider the way a map app, like Google Maps, appears on your phone. Th...
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