cheatphilmidterm2.docx - Computer alphabet composed of 0&1-> several levels of abstraction above hardware(symbolic on\/off Physical symbol hypothesis

cheatphilmidterm2.docx - Computer alphabet composed of...

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Computer alphabet composed of 0 &1 -> several levels of abstraction above hardware (symbolic on/off) Physical symbol hypothesis: physical symbol system has the necessary & sufficient means for intelligent action. Simon & newell 4 basic principle to characterize physical symbol system: - Symbols = physical patterns - Symbols combined to form complex SS - PSS contains processes for manipulating complex SS - Process for generating & transforming complex SS can themselves be represented by symbols & SS within the system Initial state = set of permissible transformations of it = search space (all the states that can be reached) PSS hypothesis -> thinking is simply the transformation of SS according to rules – do it in a sophisticated enough way = qualify as intelligent Different types of hardware can run same software TURING TEST - OBJ god created vessels capable of thought, thus no manmade thing could ever “think” - RESP in conjunction with mutation that improved brain - OBJ consequences of machines thinking would be too dreadful - RESP it is best if mad is shown to be necessarily superior _> no fear of him losing commanding
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  • Fall '11
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  • Dennett, Newell

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