Although the artificial neural networks used in the research are much less complex than the human visual system, this simplicity helped the researchers to identify and further understand what they believe is a fundamental principle behind why we see illusion: the statistics of our past visual experiences.
If you have ever driven a G-series Infiniti, you will know why I love the subtle humps on either side of the hood, a constant visual reminder that you are staring down something shapely from within the cockpit.