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Introduction to CHI
- 1. inleiding tot chi erik duval K.U.Leuven http://www.cs.kuleuven.be/~erikd 1
- 2. 2
- 4. intro... 4
- 5. Bad day… http://www.web42.com/badday/
- 6. Niet onbelangrijk… •http://www.boston.com/campaign2000/vote/florida_voters.htm http://www.ntk.net/nielsen2004/
- 12. Voorbeelden uit jouw leven? • bancomat van andere bank: lukt toch :-) ! • tanken, darm pomp te kort • mappy, te ver gereden want instructies incorrectie • eco-modus: radio afgesloten • tanken (total): touchscreen + knopjes • dampkap: RTFM • kappeldreef: AVnet logo op wegwijzer
- 13. chi... 13
- 14. Human-computer interaction “a discipline concerned with the • design, •evaluation, and •implementation of interactive computing systems for human use and with the study of major phenomena surrounding them.quot; [ACM]
- 15. task organisational & social CHI technology user
- 16. Usability The effectiveness, efficiency, and satisfaction with which specified users achieve specified goals in particular environments This does not mean you have to create a “dry” design or something that is only good for novices – it all depends on your goals
- 17. Human Factors
- 18. Human factors
- 19. Maar ook • BMW iDrive • 1952 • 11 indicators, 16 controls • 1994 • 35 indicators, 66 controls • 2002 • 17 indicators, 29 controls • “supermouse”: 700 functions
- 20. • ACM SIGCHI • meer dan 6000 leden, jaarlijkse conferentie • meer dan 2500 deelnemers • tijdschriften • ACM interactions, bulletin, transactions • International Journal of Human-Computer Studies • HCI bibliography
- 21. The economist – oct. 2004 To be truly successful, a complex technology needs to “disappear” The real test is always the mom test http://www.economist.com/displaystory.cfm?story_id=3307363
- 22. You are not the user! (if you are the developer)
- 23. Four Myths Only experts create good designs experts faster, simple and effective techniques anyone can apply We can fix the user interface at the end good design is more than just user interface having right features, building those features right Good design takes too long / costs too much simple and effective techniques can reduce total development time & cost (finds problems early on) Good design is just cool graphics graphics part of bigger picture of what to communicate & how
- 24. If the user does something “wrong”, it is the fault of the system designer!
- 25. “logical analysis is not a good way to predict people's behavior (nor are focus groups or surveys): observation is the key” “I caution that the time frame for adoption of new technologies is measured in decades, not the months everyone would prefer” Donald A. Norman
- 27. http://www.cs.berkeley.edu/~jfc/cs160/SP03/ features Chrossing the chasm reliability, convenience “no fuss or bother”
- 28. Long nose of innovation http://www.businessweek.com/innovate/content/jan2008/id2008012_297369.htm
- 29. history... 29
- 30. Command Line Interface 30 PenO 1, les 2, 3 oktober 2007
- 31. Nog vb? 31 PenO 1, les 2, 3 oktober 2007
- 32. Grafische gebruikersinterface 32 PenO 1, les 2, 3 oktober 2007
- 33. WIMP • Windows Icons Menus, and Pointing devices • Eigenschappen • intuitief • consistent • vergeven • beschermen • Maar niet noodzakelijk best voor expert! 33 PenO 1, les 2, 3 oktober 2007
- 34. D. Engelbart, Augment • Stanford Research Institute • “Uitvinder” van muis, windows, groupware, ... • team naar Xerox PARC • nu: bootstrap institute • http://www.bootstrap.org/ 34 PenO 1, les 2, 3 oktober 2007
- 35. D. Engelbart, Augment • demo at 1968 Fall Joint Computer Conference • video, microwave transmission, ... • http:// sloan.stanford.edu/ mousesite/ 1968Demo.html • http:// www.youtube.com /watch? v=X4kp9Ciy1nE 35 PenO 1, les 2, 3 oktober 2007
- 36. Fast forward to … now :) ! Text Text http://hyperscope.org/ http://flash.kmi.open.ac.uk:8080/fm/fmm.php?code=c785a5-890&room=fm890 http://video.google.com/videoplay?docid=-3914718330476864051&q=doug+engelbart 36 PenO 1, les 2, 3 oktober 2007
- 37. XEROX PARC Star - 1981 37 PenO 1, les 2, 3 oktober 2007
- 38. Apple Macintosh - 1984 http://en.wikipedia.org/wiki/History_of_the_graphical_user_interface 38 PenO 1, les 2, 3 oktober 2007
- 39. Windows 1.0 - 1985 39 PenO 1, les 2, 3 oktober 2007
- 40. Windows 3.1 - 1993 http://en.wikipedia.org/wiki/History_of_the_graphical_user_interface 40 PenO 1, les 2, 3 oktober 2007
- 42. food abundance in music travel content ? media ...
- 43. snowflake in music... nice bootstrapping, too! 43
- 44. evaluation... 44
- 45. Criteria voor evaluatie •hoe vaak proberen om doel te bereiken •hoe vaak mensen terugkomen •hoe lang het duurt •het vloekgehalte •resultaat zelf •of er evaluatie moet gebeuren •dikte van gebruikers-manual •vermoeidheid •aantal calls op helpdesk
- 46. criteria • Usability • Usefulness • Meaning • (esthetic) Qualities • Sociability
- 47. Criteria • Leertijd • Tijd om taak uit te voeren • Aantal en soort fouten • Tijd dat gebruikers zich herinneren hoe taken te volbrengen • Subjectief gevoel van voldoening bij gebruikers Vaak compromis nodig, explicitering belangrijk!
- 48. Factoren die invloed uitoefenen •...?
- 49. Factoren •fysisch •Antropometrie •aanpasbaar indien gebruikers te verschillend •vb. helderheid •cognitief • kennis, inteligentie (?), geheugen, concentratie • vermoeidheid, verveling, stress, angst, leeftijd, ... • persoonlijkheid • Myers-Briggs Type Indicator (skepsis alert!) • Extrovert vs. introvert, denken vs. intuitie, ... • cultureel • leesrichting, taal, etiquette, i18n
- 50. background... 50
- 52. • Ben Shneiderman, Designing the User Interface. Strategies for Effective Human-Computer Interaction. • Jakob Nielsen, Designing Web Usability. • Jakob Nielsen & Marie Tahir, Homepage Usability. • Donald A. Norman, The Invisible Computer & Emotional Design. • Jef Raskin, The Humane Interface. • Peter Morville, Ambient Findability. • Jennu Preece, Yvonne Rogers, David Benyon, Simon Holland & Tom Carey, Human-Computer Interaction. • Alan Dix, Janet Finlay, Gregory Abowd & Russell Beale, Human- Computer Interaction.
- 53. Questions? http://ariadne.cs.kuleuven.ac.be/wordpress/eduval/ http://www.cs.kuleuven.be/~erikd Thanks! 53