OSMatrix — Grid-based analysis and visualisation of OpenStreetMap

Presented at SOTM-EU 2011 in Vienna, Austraia.

Transcript

1. OSMatrix Grid-based Analysis and Visualization of OpenStreetMap Oliver Roick Julian Hagenauer Alexander Zipf
2. What is OSMatrix?
4. What is OSMatrix?
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
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 roick@uni-heidelberg.de twitter.com/oliverroick slideshare.net/oliverroick http://osmatrix.uni-hd.de