This autonomous vehicle demonstrated in here in 1996 was our first venture into outdoor machine vision for field crops. The vehicle was based on a small hydrostatically driven toolframe tractor that we converted to drive by wire. It featured a near infra-red camera, odometry, inertial sensors and a solid state compass. It did not include GPS as were making the point that if you wished to treat plants with precision you did not need to know your global position.
The machine was programmed to follow crop
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