1. Intro to HCI Day 6: Info Vis Slides Prepared by: Michael A. Oren June 29, 2011 REU 2011

2. Clear? Accurate? Easy to understand? How much information is communicated given the space?

3. Napoleon’s march to Moscow in 1812 6 variables: Napoleon army size Army location Path of army’s movement Temperature and time Minard, 1861 Tufte, The Visual Display of Quantitative Information

4. What is important?

5. Why was the graph helpful?

6. Pattern recognition Trends Forecasting Further questions

7. What’s the story?

8. Retinal Properties (Card 1999)

9. Tufte: Data-Ink Increase your data-ink ratio

10. What are some techniques for non-visual ‘data visualization’? What are the pros and cons of these techniques?

11. USA TODAY Snapshot By what criteria do you judge?

12. What’s missing?

13. USA TODAY Snapshot

14. Info Vis Change Data into Information Explore – What’s going on? Present – Tell a story

15. Is It ‘Just Cool’ or Useful? Vimeoland Viewzi Bestiario Cool Iris

16. The Dangers of Foovit

17. Change the y-axis

18. Change the X-axis

19. Plot it

20. Change the X-Axis

21. Use Cool Pictures

22. Aspects of Info Vis Data analysis –Attributes of variables Create visuals –Which ones when? –Graphic design standards Interaction –Drill-down –Brushing (Zillow example: The old homestead)The old homestead Analytic tasks

23. Let’s wrap it up Ignite Talk on data viz –http://www.youtube.com/watch?v=_l- Dby7-JG4

24. What are some of the ethical considerations when creating data visualization?

25. Sites Many EyesMany Eyes from IBM Upload and visualize your own data Info Vis Periodic Table InfoVis Wiki - www.infovis-wiki.netwww.infovis-wiki.net Wordly - http://wordle.net/http://wordle.net/

26. Back Up Slides

27. TheTube.com

28. TubeGuru

29. Challenger disaster: whose fault was it really? Did you find Tufte’s argument convincing or wanting?

33. Did you feel Tufte’s criticism of the ice water ‘experiment’ was warranted? What is the purpose of InfoVis and demos?

34. Babyname Wizard

35. http://www.hivegroup.com/world.html

36. Activity Many Eyes Viz of Midcourse Feedback