Stupid AI: How humans can stop machines from falling for visual tricks

But on the whole humans don't have a problem telling a milk jug from a train or a power drill from an orange. Not so for artificial intelligence, which can be fooled just by altering a few pixels in an image. Yet a series of experiments by Zhenglong Zhou and Chaz Firestone at Johns Hopkins University hint that the difference between human and machine perception might not be as big as we thought.