0 a man whose job is cutting men's hair --
1 a person whose job is cutting hair, esp. of men and boys --
First, it is rather difficult to compare the strength of the grating and the terminator motion signals within the "barber pole" stimulus.
This should allow determining a contrast dependent cut-off spatial frequency at which the barber pole illusion is abolished.
He spent his early life working as a barber, carpenter, canecutter, bartender, tailor, railroad worker and army stenographer.
Monocular occlusion cues alter the influence of terminator motion in the barber pole phenomenon.
As a consequence, the barber pole illusion should be abolished or reduced in these conditions.
This suggests that the "barber pole" illusion is a low-level phenomenon, reflecting early and fast motion integration in the human visual system.
No long bills to barbers and hairdressers for powder and perfumes was in his charges.
It was for this very reason that the description of the barber as suitable was so awkward for the participants at that early date.
