chapter01 - Artificial Intelligence Chapter 1 Chapter 1 1...

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Unformatted text preview: Artificial Intelligence Chapter 1 Chapter 1 1 Outline What is AI? A brief history The state of the art Chapter 1 2 What is AI? Systems that think like humans Systems that think rationally Systems that act like humans Systems that act rationally Chapter 1 3 Acting humanly: The Turing test Turing (1950) Computing machinery and intelligence: Can machines think? Can machines behave intelligently? Operational test for intelligent behavior: the Imitation Game AI SYSTEM HUMAN ? HUMAN INTERROGATOR Predicted that by 2000, a machine might have a 30% chance of fooling a lay person for 5 minutes Anticipated all major arguments against AI in following 50 years Suggested major components of AI: knowledge, reasoning, language understanding, learning Problem: Turing test is not reproducible , constructive , or amenable to mathematical analysis Chapter 1 4 Thinking humanly: Cognitive Science 1960s cognitive revolution: information-processing psychology replaced prevailing orthodoxy of behaviorism Requires scientific theories of internal activities of the brain What level of abstraction? Knowledge or circuits? How to validate? Requires 1) Predicting and testing behavior of human subjects (top-down) or 2) Direct identification from neurological data (bottom-up)...
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chapter01 - Artificial Intelligence Chapter 1 Chapter 1 1...

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