OSMatrix - Grid-based Analysis and Visualization of OpenStreetMap

OSMatrixGrid-based Analysis and Visualization of OpenStreetMap

Oliver RoickJulian HagenauerAlexander Zipf

What is OSMatrix?

What is OSMatrix?

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

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

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

Sum:‣ Attributes‣ Features‣ Contributing users

Area:‣ Buildings‣ Landuse

...

PostGIS

OpenLayers

Clie

nt

Geoserver

Ser

ver

OSM

Geotools

Results

Number of contributing users

Average number of contributions per user

Total number of features

Average version number

The Netherlands

Average version numberNumber of featuresAverage number of contributions per user

Poland | Total number of features

Poland | Total number of features

Poland | Total number of features

Portugal | Average version number

Spain | Average version number

Area covered by buildings

Julian Hagenauer & Marco Helbich

What‘s next?

Temporal information

07/11 09/11 11/11 01/12 03/12

Improve performance

Influence of cell size and shape

?

Thank you.Questions?

Oliver Roick

Ruprecht-Karls-Universität HeidelbergInstitute of GeographyChair of GIScience

roick@uni-heidelberg.de

twitter.com/oliverroickslideshare.net/oliverroick

http://osmatrix.uni-hd.de