1500 Lecture nov 30.docx

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Department
Media, Information and Technoculture
Course
Media, Information and Technoculture 2500A/B
Professor
John Reed
Semester
Fall

Description
1500 Lecture Artificial Intelligence AI November 30 computers used to be the size of a room no such thing as personal computers 1961 Bell LabsNarrow AI assists usDoes not match or exceed humans narrow AI is specialized Early AIintelligence tests ex wind powered device appears to have its own ability to functionits own power sourcethex clock from 10013 century ex babbage analytical engine 1850s considered first programmable device Never built but theorizedinput cards outputted to a printer also had a processing unitEniac 1946 was the first electronic computer considered the first AI program was checkers in 1959you have to program in every possible move that can ever be made into the system only works with massive frontloading of every possible move Might be very intelligent but in a very narrowspecialized way starting in the 30s and 40s Turing Test 1950s to determine if machines can do what we do or not based on a drinking game changed to apply to a computersomeone asks questions to a person and a computer Turing Test can tell what level of intelligence computer is at one type of intelligence test nd2 intelligence test Eliza 1966 Eliza appears to play our Turing Test responds based on keywords searches for keywordsprogrammed to look for important words ex father and motherdraws users into patterns you can easily fool itex chat with santa claus this is an Eliza type device computer having a conversationcan easily be tricked all these tests do is prove intelligence but not consciousness AI community is really interested in consciousnessEliza looks for certain key words to replyresponse mimics intelligenceTopdown AI programbased narrow specialized and no common sense topdown AI is one approach to narrow AI saw that with checkers 1959 Johns first ex of a top down form of narrow AI you program in all possibilities in advance need to put in all possibilitiesShakey 196672 put in all possibilities in advance and then it reasons from that it reasons its own actions but a problem with shakey is that it only knows what is programmed into it NO general knowledge
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