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OSMatrix — Grid-based analysis and visualisatio...

Avatar for Oliver Roick Oliver Roick
July 16, 2011
Research
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OSMatrix — Grid-based analysis and visualisation of OpenStreetMap

Presented at SOTM-EU 2011 in Vienna, Austraia.

Avatar for Oliver Roick

Oliver Roick

July 16, 2011
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Transcript

  1. OSMatrix Grid-based Analysis and Visualization of OpenStreetMap Oliver Roick Julian

    Hagenauer Alexander Zipf

  2. What is OSMatrix?

  3. None

  4. What is OSMatrix?

  5. None

  6. Martijn van Exel | wp.me/pcUHq-5f

  7. Johannes Trame & Carsten Keßler | giv-heatmap.uni-muenster.de

  8. Min/Max/Avg: ‣ Version number ‣ Number of Contributions per User

    ‣ Number of attributes Sum: ‣ Attributes ‣ Features ‣ Contributing users Area: ‣ Buildings ‣ Landuse ...

  9. PostGIS OpenLayers Client Geoserver Server OSM Geotools

  10. None

  11. Results

  12. Number of contributing users

  13. Average number of contributions per user

  14. Total number of features

  15. Average version number

  16. The Netherlands Average version number Number of features Average number

    of contributions per user

  17. Poland | Total number of features

  18. Poland | Total number of features

  19. Poland | Total number of features

  20. Portugal | Average version number

  21. Spain | Average version number

  22. Area covered by buildings

  23. Julian Hagenauer & Marco Helbich

  24. What‘s next?

  25. Temporal information 07/11 09/11 11/11 01/12 03/12

  26. Improve performance

  27. Influence of cell size and shape ?

  28. Thank you. Questions?

  29. Oliver Roick Ruprecht-Karls-Universität Heidelberg Institute of Geography Chair of GIScience

    [email protected] twitter.com/oliverroick slideshare.net/oliverroick http://osmatrix.uni-hd.de