CogSci 207 Week 0 Discussion Praveen Paritosh Thu Sep 28 2004 Administrivia TA Office Hours Brian Wednesdays 10 00 12 00pm 304 Kate Monday 3 30 5 30pm Lounge Mechanics Combination of lectures and discussions Weekly homeworks Midterm will be Thu October 21st in class Final exam will be Fri December 10 12pm2pm Communications Class web site http www cogsci northwestern edu courses cg207 To contact Brian Kate or Praveen re class matters cogsci207 staff cs northwestern edu For class discussions we will use the discussion forums in Blackboard https courses northwestern edu webapps login Grading Midterm 20 Final exam 30 Reading Modeling Assignments 50 Reading papers No textbook but a collection of research papers We want you to READ the papers Critiques For each paper three one sentence long critiques of what is wrong with the paper Due at the beginning of the Tue Discussion class Will be used as a basis for the discussion so be prepared to defend your critique Will account for a third of your grade Classes Thursday Lecture Readings assigned Tuesday Critiques due before class Discussion based on critiques and readings Modeling homework assigned due following Tuesday Modeling Assignments Turned in via email to cogsci207 staff cs northwestern edu No hardcopies or email to other addresses ASCII or HTML preferred followed by PDF or Word If HTML must be self contained Broken links will lose you points Late homeworks will be downgraded All work you turn in must be your own Reading assignments due beginning of discussion class on Tuesdays Bring hardcopy of critiques to class Readings Turing A M Computing Machinery and Intelligence Mind New Series Vol 59 No 236 Oct 1950 pp 433 460 also available here Minsky M Why people think computers can t AI Magazine Fall 1982 Miller G The Cognitive revolution A historical perspective Trends in Cognitive Sciences 7 3 March 2003 Turing Turing test as a definition of intelligence Computation and universality of the digital computer Arguments against why machines cant think Minsky Meaning what does Dog mean Computations over symbolic representations Miller Behaviorism versus Cognitivism Information processing Psychplogy Linguistics Computer Science as central Neuroscience Anthropology Philosophy peripheral Readings for Week 1 Lenat D From 2001 to 2001 Common Sense and the Mi nd of HAL In Hal s Legacy 2001 s Computer as Dream and Reality edited by David G Stork Chapter 1 Markman A B Knowledge Representation LEA Foundations of KR section from OpenCyc s Cyc 101 tutorial Why use logic CycL Syntax Collections and Individuals Microtheories HW1 1 Model a conversation Write down a real istic conversation between two people can be borrowed from your life as long as it is legal For example consider the exchange with the barista when you are buying your first cup of coffee early in the morning For each utterance write down all the internal thoughts processes assumptions made and calculations going on inside the speaker s head before it is spoken aloud Based on the above how can we make chatbots more real HW1 2 What is the ratio of internal thoughts triggered per external utterance in a typical conversation While reading a book Watching TV How much does it vary based on the topic of the conversation book or show Defend your answer by examples HW1 You read about common sense How many common sense facts do you know Defend your estimate