1. Treemap Art Project: Aesthetics in Information Visualization Ben Shneiderman ben@cs.umd.edu @benbendc Founding Director (1983-2000), Human-Computer Interaction Lab Professor, Department of Computer Science Member, Institute for Advanced Computer Studies Anderson Ranch: Wesley Grubbs’ Creating Art from Data

2. Interdisciplinary research community - Computer Science & Info Studies - Psych, Socio, Educ, Jour & MITH www.cs.umd.edu/hcil vimeo.com/72440805

3. Design Issues Input devices & strategies Keyboards, pointing devices, voice Direct manipulation Menus, forms, commands Output devices & formats Screens, windows, color, sound Text, tables, graphics Instructions, messages, help Collaboration & Social Media Help, tutorials, training Search www.awl.com/DTUI Sixth Edition: 2016 Visualization

4. Information Visualization & Visual Analytics Visual bands Human percle Trend, clus.. Color, size,.. Three challe Meaningful vi Interaction: w Process mo 1999

5. Information Visualization & Visual Analytics Visual bandwidth is enormous Human perceptual skills are remarkable Trend, cluster, gap, outlier... Color, size, shape, proximity... Three challenges Meaningful visual displays of massive da Interaction: widgets & window coordinati Process models for discovery 1999 2004

6. Information Visualization & Visual Analytics Visual bandwidth is enormous Human perceptual skills are remarkable Trend, cluster, gap, outlier... Color, size, shape, proximity... Three challenges Meaningful visual displays of massive data Interaction: widgets & window coordination Process models for discovery 1999 2004 2010

7. Spotfire: Retinol’s role in embryos & vision

8. Spotfire: DC natality data

9. http://registration.spotfire.com/eval/default_edu.asp

10. Information Visualization: Cultural Meme

11. Information Visualization: Mantra Overview, zoom & filter, details-on-demand

12. Information Visualization: Data Types 1-D Linear Document Lens, SeeSoft, Info Mural 2-D Map GIS, ArcView, PageMaker, Medical imagery 3-D World CAD, Medical, Molecules, Architecture Multi-Var Spotfire, Tableau, Qliktech, Visual Insight Temporal LifeLines, TimeSearcher, Palantir, DataMontage Tree Cone/Cam/Hyperbolic, SpaceTree, Treemap Network Pajek, UCINet, NodeXL, Gephi, Tom Sawyer Text TagClouds, Wordle, ManyEyes, Ngram Viewer InfoViz SciViz. infosthetics.com visualcomplexity.com eagereyes.org flowingdata.com perceptualedge.com datakind.org visual.ly Visualizing.org infovis.org

13. Treemap: Gene Ontology www.cs.umd.edu/hcil/treemap/ + Space filling + Space limited + Color coding + Size coding - Requires learning (Shneiderman, ACM Trans. on Graphics, 1992 & 2003)

14. www.smartmoney.com/marketmap Treemap: Smartmoney MarketMap

15. Market falls steeply Feb 27, 2007, with one exception

16. Market mixed, February 8, 2008 Energy & Technology up, Financial & Health Care down

17. Market rises, September 1, 2010, Gold contrarians

18. FinViz: Mixed day, July 30, 2015 https://finviz.com/map.ashx

19. FinViz: Bad day, August 21, 2015

20. FinViz: Better day, August 25, 2015

21. FinViz: Good day, August 26, 2015

23. Treemap: Newsmap.jp (Marcos Weskamp)

24. Treemap: WHC Emergency Room (6304 patients in Jan2006) Group by Admissions/MF, size by service time, color by age

25. Treemap: WHC Emergency Room (6304 patients in Jan2006) (only those service time >12 hours) Group by Admissions/MF, size by service time, color by age

26. www.hivegroup.com Treemap: Nutritional Analysis

27. www.spotfire.com Treemap: Spotfire Bond Portfolio Analysis

28. Treemap: NY Times – Car&Truck Sales www.cs.umd.edu/hcil/treemap/

29. Treemap (Voronoi): NY Times - Inflation www.nytimes.com/interactive/2008/05/03/business/20080403_SPENDING_GRAPHIC.html

31. Book of Trees: Manuel Lima

32. Treemap Art Project Treemapart.wordpress.com

33. Treemap Art Project Treemapart.wordpress.com

34. Treemap Art Project: User Experience Aesthetics Layout (slice-and-dice, squarified, ordered, strip), Color palette (muted, bold, sequential, divergent, rainbow) Aspect ratio (square, golden ratio, wide, tall) Prominence of borders (regions, hierarchy & boundary) Engagement Choice of data Degree of explanation Context Treemapart.wordpress.com

35. Treemap Art Project: User Experience Aesthetics Layout (slice-and-dice, squarified, ordered, strip), Color palette (muted, bold, sequential, divergent, rainbow) Aspect ratio (square, golden ratio, wide, tall) Prominence of borders (regions, hierarchy & boundary) Engagement Choice of data Degree of explanation Context treemapart.wordpress.com www.cpnas.org/exhibitions/archive/every-algorithm-has-art-in.html

36. Treemap Art Project Aesthetics Layout (slice-and-dice, squarified, ordered, strip), Color palette (muted, bold, sequential, divergent, rainbow) Aspect ratio (square, golden ratio, wide, tall) Prominence of borders (regions, hierarchy & boundary) Engagement Choice of data Degree of explanation Treemapart.wordpress.com

37. Treemap Art Project Treemapart.wordpress.com

38. Treemap Art Project Treemapart.wordpress.com

39. Data Art Philosophies Tufte: No Chartjunk, High data-to-ink ratio Few: Clean simple clear Holmes: Engaging infographics Wattenberg & Viegas: Graceful content Ericson, Cox, Bostock: Visual journalism Shneiderman: Algorithms & interactions Cairo, Yau, Lima,… Grubbs

40. www.cs.umd.edu/hcil @benbendc

41. Treemap Art Project Aesthetics Layout (slice-and-dice, squarified, ordered, strip), Color palette (muted, bold, sequential, divergent, rainbow) Aspect ratio (square, golden ratio, wide, tall) Prominence of borders (regions, hierarchy & boundary) Engagement Choice of data Degree of explanation Treemapart.wordpress.com