COG SCI 190 Study Guide - Midterm Guide: Physical Symbol System, Positron Emission Tomography, Massively Parallel (Computing)
8 Nov 2013
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Symbolic: language-like, prepositional; ie frege, chomsky, newell and simon; Eliza- chatterbot, applied pattern-matching to reply to human statements. Syntactic analysis: grammatical analysis of input sentences: 2. Semantic analysis: determine what the sentence means: 3. Perception and inference: consult the world for answers to questions posed: **all implemented as procedures. Language understanding as dependent on multiple interacting processes. Marr prize given annually to best student paper at the cognitive. Examples: afterimages can be easily explained at the implementational neural level: photoreceptor adaptation, the ambiguity of a necker cube suggests an explanation involving competing 3d interpretations. Children as rational scientists: goal is to correctly understand the world around them. Sees image: 1) primal sketch 2) 2. 5d sketch 3) 3d sketch. Says what representations and processes the visual system uses but not the functional goal nor how it is implemented physically. Theories of the mind often driven by new technology. Many theories assume the mind is a machine.
