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Visualizing Data with Treemaps: An Aesthetic Approach

Explore the intersection of art and information visualization through treemaps. Discover the aesthetics and design principles behind creating engaging and informative data displays. Dive into the world of treemaps and unleash your creativity!

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Visualizing Data with Treemaps: An Aesthetic Approach

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  1. Treemap Art Project: Aesthetics in Information VisualizationBen Shneiderman ben@cs.umd.edu @benbendcFounding Director (1983-2000), Human-Computer Interaction LabProfessor, Department of Computer ScienceMember, 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/hcilvimeo.com/72440805

  3. Design Issues Input devices & strategies Keyboards, pointingdevices,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 • Overview, zoom & filter, details-on-demand • Overview, zoom & filter, details-on-demand • Overview, zoom & filter, details-on-demand • Overview, zoom & filter, details-on-demand • Overview, zoom & filter, details-on-demand • Overview, zoom & filter, details-on-demand • Overview, zoom & filter, details-on-demand • Overview, zoom & filter, details-on-demand • 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 • Space filling • Space limited • Color coding • Size coding • - Requires learning (Shneiderman, ACM Trans. on Graphics, 1992 & 2003) www.cs.umd.edu/hcil/treemap/

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

  22. Treemap: Newsmap.jp (Marcos Weskamp)

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

  24. 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

  25. Treemap: Nutritional Analysis www.hivegroup.com

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

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

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

  29. Book of Trees: Manuel Lima

  30. Treemap Art Project Treemapart.wordpress.com

  31. Treemap Art Project Treemapart.wordpress.com

  32. 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

  33. 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

  34. 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

  35. Treemap Art Project Treemapart.wordpress.com

  36. Treemap Art Project Treemapart.wordpress.com

  37. 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

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

  39. 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

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