Bottom-up processing involves perceiving based on information that is available through the senses. It is a reductionist view of perception.
Generally speaking, there are two approaches to understanding the process of perception. In , psychologist Richard Gregory stated that perception is a constructive process that depends on top-down processing. In the bottom-up processing approach, perception starts at the.
This controversy is discussed with respect to Gibson () who has proposed a direct theory of perception which is a 'bottom-up' theory, and Gregory ().
There are two general processes involved in sensation and perception. Bottom- up processing refers to processing sensory information as it is coming in. In other .