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Visualizing Hierarchical Data Evolution with TreeFlow

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Explore the evolution of hierarchical data structures using TreeFlow software to analyze organizational charts, file systems, and more. See changes displayed visually with depth-first searches and synthetic data examples.

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Visualizing Hierarchical Data Evolution with TreeFlow

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Presentation Transcript

  1. Drew Harry Martin Wattenberg IBM Research Olin College, ID 761 TreeFlow Displaying Structural Change to Hierarchies

  2. Hierarchical Data and Trees

  3. Root node Depth 0 1 2 3 Hierarchical Data - Tree Basics

  4. Hierarchical Data - Organizational Chart

  5. Hierarchical Data - File Systems

  6. Visualizing Change

  7. Source: http://www.research.ibm.com/history/gallery.htm Visualizing Change - HistoryFlow

  8. Source: Tufte, Visual Explanations (1997) Visualizing Change - Musical Genres

  9. Constructing TreeFlow

  10. Root node Depth 0 1 2 3 Constructing TreeFlow - Tree Basics

  11. Constructing TreeFlow - Depth First Search

  12. Constructing TreeFlow - Depth First Search

  13. Constructing TreeFlow - Depth First Search

  14. Constructing TreeFlow - Depth First Search

  15. Constructing TreeFlow - Synthetic Data Example

  16. Constructing TreeFlow - Synthetic Data Example

  17. Constructing TreeFlow - Synthetic Data Example

  18. Constructing TreeFlow - Synthetic Data Example

  19. TreeFlow In Action • Java Packages

  20. TreeFlow In Action - Java Packages

  21. Package Count javax java Version Number TreeFlow In Action - Java Packages

  22. TreeFlow In Action - Java Packages

  23. TreeFlow In Action - Java Packages

  24. TreeFlow In Action • Organizational Evolution

  25. TreeFlow In Action - Organization Evolution

  26. TreeFlow In Action - Organization Evolution

  27. Acknowledgments Co-author: Martin Wattenberg (IBM Research) Jonathan Feinburg (IBM Research) Kushal Dave (IBM Research) Casey Dugan (MIT)

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