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by: Dr. Belle Hahn
Dr. Belle Hahn

GPA 3.93


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Class Notes
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This 0 page Class Notes was uploaded by Dr. Belle Hahn on Monday November 2, 2015. The Class Notes belongs to LCC 3710 at Georgia Institute of Technology - Main Campus taught by Staff in Fall. Since its upload, it has received 13 views. For similar materials see /class/233942/lcc-3710-georgia-institute-of-technology-main-campus in Literature at Georgia Institute of Technology - Main Campus.


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Date Created: 11/02/15
L C 371 Principles of Interaction Design Week 02 Class agenda Presentationdiscussion of readings A brief history o HCI Group exercise A Brief History of HCI 18005 Present Readings Winograd Terry 1997 quotFrom Compuling Machinery to 39 39 in 39 39 campu rrg Peter Denning and Robert Metcalfe eds Wagner Annette 1990 quotPlototyping A Day in the Life of an x in n r Design Brenda Laurel ed Activity Bill Buxton39s Sketching Exercise Take a few moments to quickly sketch a computer ActIVIty Sketches Bill Buxton39s sketching Exercise Part 2 Imagine you are in 1950 and take a few moments to quickly sketch a computer 8005 Paradigm Shifts Inven 39 n of the computer Cafds tape gt Visual Display Unit VDU Cha les Babbage 179171871 Mamf39ame 39gt The differential engine eletype gt WIMP interface LA 1522 Calculated polynomials using a differential method T C gt quot The analytical engine Linear gt Web e 1335 Machine programmable Desktop gt ubiquitous Mobile to do any kind of Single user w calculationused punch cards adapted from the Purposeful use gt Situated use undounmimi Imq omnmspedfv nnevar Bush 18901974 The Memex Faculty at MIT Coordinate WWII effort with 6000 scientists quotAs We May Thinkquot 1945 Atlantic Monthly quotpuiation has been extended far beyond our present ability to make real use of the re 0rdquot Memex device oonce t Can store all retords cartitles ctommunitations Large memory Items retrieved by indexing keywords tross referentes hyperlinks Can make a trail of links through material 39 39 as mitrofilm not computer Inventing the future Use technology in augment human intellectual abilities Computing in 1945 Computing in 1945 t metic ampfixed calculations before programs 3 seconds to multiply Harvard Mark I 55 feet long 8 feet high 5 tons Batch Processing Computer one task performed sequentially No quotinteractionquot between operator and computer after starting the run Punch cards tapes for input Serial operations Computers too expensive for individuals gt Time sharing model was used increased accessibility interactive systems not jobs text processing editing email shared le system Visions and Goals Immediate Intermediate Longterm Time sharing Combined speech Natural language Electronic IO recognition character understanding Interactive recognition light Speech recognition realtime system pen editing of arbitrary users Large scale Heuristic programming information storage and retrieval JCR Licklider 19151990 ARPA Advanced Research Projects Agency 1960 quotmancomputer symbiosisquot Couple human blains and computing machines tightly to revolutionile infom1ation handling Take advantage of increased computing power from batch processing to interactive computing Paradigm Shift Time Sharing Mid 19605 Command line teletypes then quotglass teletypesquot Timeshan39ng still too expensive for personal use increased aooessibility intelactive systems notjobs text processing editing email shared file system Beginning need for HCI in the design of proglamming languages Glass Teletype Paradigm Interactive Graphics 24 x 80 characters Up to 19200 bps video display units More suitable medium than paper Computers used for visual g and manipulating data Beginning of direct manipulation Sutherland39s Sketchpad as landmark system Ivan Sutherland Douglas Engelbart 1938 1925 SketchPad 1963 PhD thesis at MIT Notion of augmenting huma intellect Singleuser workplace efficiency Hierarchy pictures amp subpictures hierarchical hypertext multim dia mouse Master Picture with instances ie 00p hIghresolutlon dlsplaywmdows shared les electronlc messaglng CS C n5tramt5 teleconferencing Icon Copying Light pen input device Invented the mouse Recursive operations Engelbalt39s Mouse 1954 Augmenting Human Intellect 1968 Fall Joint Computer Conference SF Video of NLS oNLine System htt sloanstanfordedu MouseSite 1968Demohtn1l ram file Augmenting Human Intellect Engelbalt39s Workstation 1968 quotmother of all demosquot Document Processing modern word processing outline processing hierarchical hypertext multimedia InputOutput Devices the mouse onehanded chorded keyboard highresolution display multiple windows Communications Shared files Electronic messaging CSCW Paradigm The Personal Computer Notion that a system is more powerful if it s easier to use 111e personal computer as a small powerful machine dedicated to an individua Importance of networks and timesharing Alan Kay 1940 D nabook Xerox PARC conceptual system Notebook sized computer loaded with multimedia and can store everything Personal computing Desktop in er ace Overlapping windows Personal Computer Xerox PARC Established 1970 Bob Taylor heads EL 7 Computer Systems Lab 1971 Laser printer Gary Starkweather 1973 Elhemet Bob Metcalfe Personal computer muck Thacker Personal Computers 1974 IBM 5100 1981 Databastel 1981 IBM XTAT Text and commandbased Id well formed lots of tasks the 1978 VisiCaIc Anyone know what the first quotdesktopquot environment was Paradigm WIMP GUI Windows Icons Menus Pointers Graphical User Interface Timesharing multiuser Now we need multitasking WIMP interface can do several things simultaneously Has become the familial GUI interface Xerox Alto star early Apples Anyone know what the first quotdesktopquot environment was Alto mid 19705 Local processor Bitmap display Mouse Precursor to modem GUI 39 ows menus scrollbars Ethernet LAN Xerox Star 1981 First commercial PC designed for business professionalsquot consistency and simplicity First system based on usability engineering Paper prototyping and analysis Usability testing and iterative refinement


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