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www.utdallas.edu/~golden Revised 6/23/2015 The University of Texas at Dallas Human Computer Interaction Artificial Intelligence 1 An Introduction to Basic Concepts of Cognitive Science by Professor Richard Golden Neuroscience (Biology) NEUROSCIENCE Psychology (Behavior) PSYCHOLOGY Neuroscience (Biology) and Psychology (Behavior) NEUROSCIENCE PSYCHOLOGY Neuroscience (Biology) and Psychology (Behavior) NEUROSCIENCE PSYCHOLOGY Brain Aging and Memory Brain Organization and Learning 5 Neuroscience (Biology) and Psychology (Behavior) NEUROSCIENCE PSYCHOLOGY Infant Learning Text Comprehension Music Perception Social Aggression 6 Neuroscience (Biology) and Psychology (Behavior) PSYCHOLOGY NEUROSCIENCE Brain and Knowledge Brain and Language Face Perception Speech Perception 7 Experimental Psychology Psychology Clinical Psychology 8 Experimental Psychology Psychology Clinical Psychology Experimental Psychology 9 Experimental Psychology Psychology Clinical Psychology Experimental Psychology Social Psychology 10 Experimental Psychology Psychology Clinical Psychology Social Psychology Experimental Psychology Developmental Psychology 11 Experimental Psychology Psychology Clinical Psychology Social Psychology Experimental Psychology Developmental Psychology Cognitive Psychology 12 Experimental Psychology Psychology Clinical Psychology Social Psychology Experimental Psychology Developmental Psychology Cognitive Psychology Cognitive Psychology Cognitive Science !!! 13 What is Artificial Intelligence? • The goal of Artificial Intelligence is to build “smart systems” 14 What is Artificial Intelligence? • The goal of Artificial Intelligence is to build “smart systems” • A “smart system” should pass Turing’s (1950) “Turing Test”: 15 What is Artificial Intelligence? • The goal of Artificial Intelligence is to build “smart systems” • A “smart system” should pass Turing’s (1950) “Turing Test”: – An interrogator is connected to one person and one machine via a terminal, and therefore can't see her counterparts. 16 What is Artificial Intelligence? • The goal of Artificial Intelligence is to build “smart systems” • A “smart system” should pass Turing’s (1950) “Turing Test”: – An interrogator is connected to one person and one machine via a terminal, and therefore can't see her counterparts. – Her task is to find out which of the two candidates is the machine, and which is human only by asking them questions. 17 What is Artificial Intelligence? • The goal of Artificial Intelligence is to build “smart systems” • A “smart system” should pass Turing’s (1950) “Turing Test”: – An interrogator is connected to one person and one machine via a terminal, and therefore can't see her counterparts. – Her task is to find out which of the two candidates is the machine, and which is human only by asking them questions. – If the interrogator cannot make a decision within a certain time, the machine is considered to be intelligent. 18 What is Artificial Intelligence? • The goal of Artificial Intelligence is to build “smart systems” • A “smart system” should pass Turing’s (1950) “Turing Test”: – An interrogator is connected to one person and one machine via a terminal, and therefore can't see her counterparts. – Her task is to find out which of the two candidates is the machine, and which is human only by asking them questions. – If the interrogator cannot make a decision within a certain time, the machine is considered to be intelligent. Chat with Lauren! Chat with Lilith! 19 www.loebner.net/Prizef/loebner-prize.html 20 Approaches to Artificial Intelligence 21 Approaches to Artificial Intelligence • Deduction: Knowledge as Rules • • • • Computer Programs Databases Symbolic (Computer) Logic Rule-based Intelligent Systems 22 Approaches to Artificial Intelligence • Deduction: Knowledge as Rules • • • • Computer Programs Databases Symbolic (Computer) Logic Rule-based Intelligent Systems • Induction: Learning from Experience • • • • • Humans Artificial Neural Networks (“Connectionism”) Adaptive Learning Algorithms Statistical Learning Machines Simulated Evolution (Evolutionary Learning) 23 Watson: Smartest Machine on Earth (50 minutes) • http://video.pbs.org/video/1786674622/ 24 Artificial Intelligence Jobs 25 Speech Recognition Jobs 26 Machine Learning Jobs 27 Robotics Jobs 28 Data Mining Jobs 29 Computer Vision Jobs 30 Natural Language Processing Jobs 31 Human-Computer Interactions (Usability Engineering) • Use Experimental Psychology Methods to Evaluate and Design Web Sites, Computer Games, smart phones, software interfaces, voice user interfaces… Usability Engineering Book Experiments in Human Computer Interactions Don Norman's HCI Web Site 32 Jobs in Usability Engineering 33 Jobs in User Experience Design 34 So what is Cognitive Science? • Multidisciplinary Study of “Intelligent Systems” Psychology Neuroscience Linguistics Usability Engineering Cognitive Science Mathematics Philosophy Computer Science Economics • Examples of Intelligent Systems – – – – – – “Smart” Pencil Sharpeners Insects Dogs People “Data” (the robot) on Star Trek Pac-Men (i.e., “video-game” creatures) Artificial Intelligence 35 www.cognitivesciencesociety.org 36 Cars and Brains 37 Automobile Science Automobile Design Automobile Mechanics Automobile Performance 38 Cognitive Science (selected key components) Mind/Brain Design (Artificial Intelligence) * * * * * * * * * Neuroscience (Biology of Brains!) * * * * Click on a black dot to visit an appropriate UTD lab! (Also check out: http://bbs.utdallas.edu/research !!) Psychology (Behavior of Minds!) 39 Cognitive Science Major at UTD All Cognitive Science Majors are required to select 2 of the 3 different Concentration Areas • Concentration Areas: – Psychology & Human-Computer Interactions – Cognitive-Neuroscience – Artificial Intelligence & Computational Modeling 40 Cognitive Science Curriculum: All Concentration Areas • Lower Division Coursework: – – – – – – – CGS 2310 Cognitive Science CS 1337 Computer Science MATH 2417 Calculus I (or MATH 2413) MATH 2419 Calculus II (or MATH 2414) MATH 2418 Linear Algebra PSY 2301 Introduction to Psychology PSY 2317 Stats for Psych (or CS3341 Probability and Statistics) • Upper Division Coursework – – – – CGS 3361 Cognitive Psychology NSC 3361 Behavioral Neuroscience PSY3392 Research Design and Analysis CGS3340/ PSY3393 Experimental Projects 41 Concentration Area 1: Psychology/Human-Computer Interactions (select 4 of the following) • • • • • • • • • CGS3325 Historical Perspectives on Psychology CSS4359 Cognitive-Neuroscience CGS4352 Human Computer Interactions I CGS4353 Human Computer Interactions II PSY3331 Social Psychology PSY4343 Abnormal Psychology PSY4334 Lifespan Development PSY3310 Child Development PSY3362 Cognitive Development 42 Concentration Area 2: Cognitive-Neuroscience (select 4 of the following) • • • • • • • • NSC 4352 Cellular Neuroscience NSC 4354 Integrative Neuroscience NSC 4356 Neurophysiology NSC 4366 Neuroanatomy NSC 4363 Neuropharmacology NSC 4367 Developmental Neurobiology NSC 4359 Cognitive-Neuroscience NSC 4353 Neuroscience Lab Methods 43 Concentration Area 3: Artificial Intelligence & Computational Modeling • • Additional Lower Division Coursework (only for this concentration area) – CS2305 Discrete Math for Computing I – CS2336 Computer Science II (prerequisite: CS1337) – CS3341 Probability and Statistics for Computer Scientists/Engineers Upper Division Coursework (choose 4 courses) – CGS3342 Cognitive and Neural Modeling Lab – CGS4312 Computational Modeling Methods for Language Understanding – CGS4313 Neural Net Mathematics (prereq: MATH2418,MATH2419,CS3341) – CGS4314 Intelligent Systems Analysis (prereq: MATH2418,MATH2419,CS3341) – CGS4315 Intelligent Systems Design (prereq: MATH2418,MATH2419,CS3341) – CS3345 Data Structures and Introduction to Algorithmic Analysis (prereq: CS2305, CS2336, CS3341) – CS4365 Artificial Intelligence (prereq: CS3345) – CS4375 Introduction to Machine Learning (prereq: CS3345) – CS4391 Introduction to Computer Vision (prereq: CS3345) 44 [email protected] www.utdallas.edu/~golden The University of Texas at Dallas School of Behavioral and Brain Sciences Labs Cognitive Science B.S. Major (and Minor) Applied Cognition and Neuroscience M. S. Degree Center for Brain Health Careers in Cognitive Science Cognitive Science Society Society for Mathematical Psychology 45