1. Multiple Views cs5984: Information Visualization Chris North

2. Review Many attributes: TableLens, Parallel Coords Many items: StarCoords, Spotfire Very Many items: Query Previews Hard! Why? Mental Max = 3- or 4-D Can’t show everything, interaction is key

3. Today Roth, “Visage”, web (video) » josh, priya North, “Snap-Together Visualization”, web

4. Multiple Views Problem: Can’t display everything in 1 view Solution: Mutliple views Key: Coordination / Tight-coupling Scale: many attributes brushing-and-linking Scale: many items Overview and detail

5. Brushing and Linking

6. Multiple perspectives

7. Brushing and Linking

8. Overview and Detail

9. Word Web

10. Overview and Detail

12. Synchronized Navigation E.g. synchronized scrolling

13. Snap-Together Visualization Problem: What about other combinations? Data Tasks Views Coordination Solution: Snap!

14. Windows Explorer ++

15. Web Logs

16. Census Data

17. Photo Library

18. Mailing List

19. Snap Concept Actions: 1.Put data tables into visualizations 2.Link actions together –Depends on relationship between tables Data

20. Project Project Proposal due: Tues Feb 20 Mid-Project Report due: Tues March 20 Project Presentations: April 24 - May 1 Project Paper due: May 7

21. Project Proposal Contribute original research! Group size: 2 - 4 students Development, Evaluation Pick problem, propose solution, timetable

22. Assignment Read for Thurs Plaisant, “Lifelines”, p 285 » chris r., margaret Mackinlay, “Perspective Wall”, web » sumithra, gowri Read for Tues Eick, “SeeSoft”, p 419 » purvi, prasuna Eick, “Data Visualization Sliders”, p 251 (2 pages)

23. Next Time: 1-D Lists Text Time series, timelines Math series, progressions, Temperature, distance, grading…