Sensory information (what we see, hear and feel) is the input in this classical paradigm by Welford and Whiting. After this information has passed through a few linear mental processes, the output is muscular movement (kicking the ball, blocking the punch, operating the controls of the racing car).
In an article for the journal Vision Development and Rehabilitation (Vol 4, Issue 2, June 2018) Dr Daniel Laby outlined a paradigm of visual information processing that takes into account modern theories of neurological processing. This “three-dimensional” model incorporates feedback systems modelled on AI neural networks, but the system still hinges on visual acuity. Dr Laby notes: