1. starting simple dix & ellis avi ’98 1 presented at AVI’98 L’Aquila, Italy with Geoffrey Ellis Huddersfield University starting simple adding value to static visualisation through simple interaction

2. starting simple dix & ellis avi ’98 2 adding s imple interaction to s tatic visualisation is s urprisingly powerful

3. starting simple dix & ellis avi ’98 3 overview F past and present visualisation F interaction - the key F demonstrations F discussion

4. starting simple dix & ellis avi ’98 4 from clay tablets to Tufte F Mesopotamian tablets

5. starting simple dix & ellis avi ’98 5 from clay tablets to Tufte F Mesopotamian tablets F 10th Century time line

6. starting simple dix & ellis avi ’98 6 from clay tablets to Tufte F Mesopotamian tablets F 10th Century time line F Excel etc.

7. starting simple dix & ellis avi ’98 7 interactive visualisation F interactive charts and tables G OLAP slice and dice G Table Lens G HIBROWSE and VUSE

8. starting simple dix & ellis avi ’98 8 table lens

9. starting simple dix & ellis avi ’98 9 interactive visualisation F interactive charts and tables F 2D computer visualisation G Starfield, PDQ Tree Browser G Hyperbolic Browser G VICKI G LifeLines G Visage

10. starting simple dix & ellis avi ’98 10 starfield - 1

11. starting simple dix & ellis avi ’98 11 starfield - 2

12. starting simple dix & ellis avi ’98 12 interactive visualisation F interactive charts and tables F 2D computer visualisation F 3D computer visualisation G Virtual Windtunnel G Perspective Wall, Cone/Cam Trees G Bead G AVS

13. starting simple dix & ellis avi ’98 13 conetree

14. starting simple dix & ellis avi ’98 14 camtree

15. starting simple dix & ellis avi ’98 15 butterfly browser

16. starting simple dix & ellis avi ’98 16 so far..... F novel visualisation G interaction is the key F static visualisation G wealth of experience G often domain specific G wait for novel visualisation?

17. starting simple dix & ellis avi ’98 17 add interaction to everything?

18. starting simple dix & ellis avi ’98 18 existing systems F tourist map (often found at the seaside) example

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23. starting simple dix & ellis avi ’98 23 existing systems F folder (often found on a Macintosh) example

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27. starting simple dix & ellis avi ’98 27 inventing new examples F highlighting G scatter plots, line graphs and train timetables example

28. starting simple dix & ellis avi ’98 28 Trains from Paris to Lyon

29. starting simple dix & ellis avi ’98 29 Trains from Paris to Lyon

30. starting simple dix & ellis avi ’98 30 Trains from Paris to Lyon

31. starting simple dix & ellis avi ’98 31 inventing new examples F highlighting F pie charts G reducing clutter G tie to outliner example

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34. starting simple dix & ellis avi ’98 34 inventing new examples F highlighting F pie charts F sliding rulers G often found in DTP & CAD packages G add to any graph v horizontal rulers v graph markers demonstration

35. starting simple dix & ellis avi ’98 35 inventing new examples F highlighting F pie charts F sliding rulers F stacked histograms G easy to compare bottom category G difficult for other categories demonstration

36. starting simple dix & ellis avi ’98 36 ad hoc or analysis F new representation F how to add interaction? F wait for a bright idea? F design heuristics...

37. starting simple dix & ellis avi ’98 37 choosing representations F visualisation factors G visual affordances what we can see G objectives, goals and tasks what we need to see G aesthetics what we like to see

38. starting simple dix & ellis avi ’98 38 choosing representations F visualisation factors G visual affordances v what we can see G objectives, goals and tasks v what we need to see G aesthetics v what we like to see

39. starting simple dix & ellis avi ’98 39 choosing representations F visualisation factors G visual affordances G objectives, goals and tasks G aesthetics  static representation  trade-off

40. starting simple dix & ellis avi ’98 40 choosing representations F visualisation factors  static representation  trade-off F interaction reduces trade-off G stacking histogram G overview vs. detail G etc. etc. etc.

41. starting simple dix & ellis avi ’98 41 kinds of interaction F highlighting and focus F drill down and hyperlinks F overview and context F changing parameters F changing representations F temporal fusion

42. starting simple dix & ellis avi ’98 42 application areas F office applications (spreadsheets etc.) F presentation packages F electronic publishing F MIS F data mining

43. starting simple dix & ellis avi ’98 43 interaction is the key add interaction to everything.

44. starting simple dix & ellis avi ’98 44 interaction is the key add interaction to everything.