The viewer gives notice to that which has meaning to them.
The viewer ignores the familiar to protect from overstimulation.
The viewer filters out irrelevant detail and only focuses on what is relevant at the time.
The viewer has preconceived notions sometimes leading to false perceptions.
The viewer projects meaning based on mental state and personal interpretation.
Images are interpreted by the viewer's recall of all images ever seen.
A theory which states that a viewer actively arrives at a conclusion through a series of many mental processes.