PSC 101 Lecture Notes - Lecture 6: Gestalt Psychology, Railways Act 1921, Conjunctiva
Document Summary
Bottom-up vs. top-down processing: bottom up processing: begins with stimulus. Stimulus influences what we perceive (our perception): no preconceived cognitive constructs of the stimulus (never seen it before, data driven. And the stimulus directs cognitive awareness of what you"re looking at (object) Always correct: top-down processing: uses background knowledge influences perception. Perception influenced by our expectation: deductive reasoning, ex. creating a cube when it"s not there! Gestalt principles: gestalt principles (i. e. gestalt"s laws of grouping): tries to explain how we perceive things the way we do. Why don"t we tell ourselves that we"re looking at bunch of still pictures rather influence ourselves that it"s some fluid realistic representation of basketball game: similarity: items similar to one another grouped together by brain. Ex: the brain automatically organizes these squares and circles in columns, and not in rows. 15: pragnanz: reality organized reduced to simplest form possible.
