Perception Chapter 5
What is perception? Perception – an experience caused by stimulation of the senses What affects perception? Sensitivity to stimulus in your environment Physical condition Motivation Mood Attitude
Perceptual Constancies Our memories play an important role in helping us interpret new stimuli and allowing us to perceive certain aspects of our world as unchanging
Shape Constancy Ability to perceive an object as having a constant shape regardless of how it appears to change
Brightness Constancy Perceiving the brightness of an object at a constant level even though its surroundings may change
Color Constancy Perceiving an objects color to be at a constant level even though its surrounding environment may change
Size Constancy
Perceptual Organization Constructionist View – brain constructs perception out of a great many individual sensations Gestalt – brain perceives a stimulus as a whole, rather than individual sensations Developed 4 laws of perception
Law of Proximity
Law of Similarity
Law of Continuity
Law of Closure