1. A method for operating a computer system to guide an autonomous vehicle, the method being implemented by one or more processors of the computer system and comprising: receiving, over a network, sensor information collected from one or more sensors of a human-driven vehicle driven in a given region; determining, from the sensor information, a road segment in the given region which has a road condition with a likelihood of impairing the autonomous vehicle in safely navigating the road segment; analyzing the sensor information to determine a plurality of driving operations performed by the human-driven vehicle when navigating the road segment; and communicating instructions, over the network, to cause the autonomous vehicle to navigate the road segment, the instructions based on the plurality of driving operations performed by the human-driven vehicle.