Sensation and Perception
What is Perception?
o The processes that organize information in the sensory image and interpret it as
having been produced by properties of objects or events in the external, three
We recognize the perception as something outside of us.
Making sense of incoming information, knowing it is something from the
world and not made up in the head.
o Is best understood by a three stage process:
• Turning pixels into a person or object.
Identification and recognition
• Recognizing something that you have seen before.
o The processes that put sensory information together to give the perception of a
coherent scene over the whole visual field.
o The physical object in the world.
o The optical image on the retina.
First, we need to pay attention
o Trying to focus on something to perceive.
Stimulusdriven capture o Grabs your attention.
Gestalt Principles of Perceptual Organization
o A school of psychology that maintains that psychological phenomena can be
understood only when viewed as org