Presentation at GeoViz 2013 in Hamburg. Find more information on Unfolding at http://unfoldingmaps.org Find our GeoViz abstract at http://tillnagel.com/publications

1. Unfolding
A Simple Library for Interactive Maps
and Geovisualizations in Processing
GeoViz 2013, Hamburg
T. Nagel, F. Heidmann, E. Duval, J. Klerkx, A. Vande Moere

2. Presenta(on
at
GeoViz
2011

3. Motivation
• Need in own research projects
• Teaching to design students

4. Task Areas
• Learning
Simple API to create simple sketches.
• Prototyping
Explore data sets.
Quickly develop in an iterative design process.
• Creating
Build applications for a broader audience.

5. Hello World, literally

6. Multitouch interactions
Built-in finger gestures to pinch, slide, tap, rotate …

7. Custom map styles
Using web-based or own map tiles
Google
Maps
Google
Terrain
Microso0
Aerial
Open
Street
Map
Midnight
Commander
ImmoScout
Heatmap
(CloudMade)
(CloudMade)

8. Event system
Creating coordinated multiple views, etc

9. Supports various data formats
My bike rides in Berlin, summer 2012
Tracked on smart phone as GPX files

10. Tutorials & Examples

11. Examples: Prototyping

16. http://vimeo.com/54539595

17. Prototype for evaluating Exploding
menu, a novel interaction technique.

18. Usage & Survey

19. Downloads
• 3000+ First public release v0.8 (August 2011)
• 3400+ v0.9 (since September 2012)

20. Use in University Courses
• FH Potsdam, Germany
• KU Leuven, Belgium
• IUAV University of Venice, Italy
• Carnegie Mellon, USA
• MIT, USA
• Harvard, USA
• …

21. Applications
• Design and dissemination of successful projects
• Collected 50+ Unfolding projects
• Some notably successful visualizations
• Featured in design blogs, magazines, books, …

22. Max Planck Research Network
Moritz
Stefaner
and
Onforma(ve,
2012

23. User Survey
• Online questionnaire
• 37 participants
• Based on ISO to evaluate software & SUS
• Asked about
• Expertise
• Projects & Features
• Satisfaction

24. Satisfaction with Unfolding

25. Results
• Satisfied with basic features, e.g. displaying
maps (97%), enabling zoom + pan (91%), etc.
• Fewer satisfied with more advanced features, e.g.
loading geo-spatial data (54%)
• Satisfied with examples (62%) and tutorials (53%)

26. Results
• Satisfied with Unfolding (91%)
• Achieved what they planned in project (81%)
• Plan to use Unfolding in the future (88%)

27. Applications

28. Live Singapore!

29. http://www.youtube.com/watch?v=wQpTM7ASc-w

30. LiquiData

31. The Naked City
Guy Debord, 1957

32. LiquiData
Gunnar Friedrich, Luis Grass,
Christopher Pietsch, David
Ikuye, Pierre La Baume

33. Experiments with fluid masks

34. http://vimeo.com/43120464

35. Conclusion & Future Work

36. Conclusion & Future Work
• Library with simple API to create maps
• Successful, well accepted
• Users were highly satisfied
• Release v1.0 with new features and tutorials
• Support Processing 2.0
• Invite experts to use Unfolding for prototyping

37. Call for Action
• Use it and give feedback
• Request features
• Report bugs
• Suggest examples & tutorials
• Participate in the project

38. Play with it!

39. Thank you.
Visit http://unfoldingmaps.org
GeoViz 2013
Till Nagel, FHP & KUL
8th March 2013, Hamburg
mail@tillnagel.com – twitter: @tillnm

40. Backup Slides

41. Event system

42. 3D experiments
Earthquake data

43. 3D experiments
Flights from Berlin