OpenStreetMap dongpo deng

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OpenStreetMap dongpo deng

  1. 1. OSM A Free Map for You and Me Dongpo Deng Monday, August 2, 2010
  2. 2. • • GeoData can’t bring out of Taiwan Monday, August 2, 2010
  3. 3. • • • • Limited by local copyright laws Monday, August 2, 2010
  4. 4. 北 理 料流 • 理 料 流 流 料 流 理 理 Not Free! Monday, August 2, 2010
  5. 5. Go to map the world Monday, August 2, 2010
  6. 6. Go to map the world • OpenStreetMap (OSM) is non-for- profit foundation • OpenStreetMap (OSM) is a collaborative project to create a free editable map of the world Monday, August 2, 2010
  7. 7. Grassroots mapping • Wiki-style editing environment • Open License, Open Geo Data • Volunteered Geographic Information Monday, August 2, 2010
  8. 8. Open DataBase license 1.0 • CC-By-SA 2.0 • Unadapted to databases • Attribution linked on all contributors • Prevent easy reuse • OdbL 1.0 • Same principle as CC-By-SA • OSM-Fundation is right owner • Current migration may fail Monday, August 2, 2010
  9. 9. You can use OSM for... • Map browsing, • Map rendering • Searching, • Reverse geocoding • Exporting • Online edition Monday, August 2, 2010
  10. 10. Contribute data • GPS • Photo • Paper and pen (walking-papers.org) Monday, August 2, 2010
  11. 11. Data source: attributes • Name, e.g. street, building • Street type • POI • Traffic artifact • ..... Monday, August 2, 2010
  12. 12. Data source: Geometries • Yahoo! areal : way, landuse... • Landsat : main way, large landuse... • Don't copy other map if the geodata contains copyright issues! Monday, August 2, 2010
  13. 13. Monday, August 2, 2010
  14. 14. Monday, August 2, 2010
  15. 15. Online editors • Potlatch openstreetmap.org • Mapzen mapzen.cloudmade.com • Amenity Editor ae.osmsurround.org Monday, August 2, 2010
  16. 16. Offline editors • JOSM (plugins) josm.openstreetmap.de • Merkaartor merkaartor.be • Plugins QGIS Monday, August 2, 2010
  17. 17. Mobile Editors • iPhone • Nokia • Andriod Monday, August 2, 2010
  18. 18. Geometry model Node Way Relation Monday, August 2, 2010
  19. 19. Feature • Key / value • higway = motorway • name = • ref = 1 • maxspeed=100 • Recommended usage (wiki:Map Features) • Consensus (Tagwatch, OSMdoc) • Homogeneity : data reuse • Requirement adjust Monday, August 2, 2010
  20. 20. Open GeoData to OSM • AND (Automotive Navigation Data) : Netherlands, India and China • TIGER data on USA • Corine Land Cover (Estonia, Romania, Hungary and France) • Ordnance Survey (UK) • County of Brest, France • National parks (FR) • ... Monday, August 2, 2010
  21. 21. Humanitarian Response and OSM Monday, August 2, 2010
  22. 22. OSM in Haiti Monday, August 2, 2010
  23. 23. OSM Humanitarian Data Model Monday, August 2, 2010
  24. 24. OSM in Taiwan Large space is needed to map !! Monday, August 2, 2010
  25. 25. OSM in Taiwan • Small number of OSM users in Taiwan, and fewer mappers contribute data • The editing tools are not easy to amateurs of OSM • People don’t complain Google Map e.g. Why GMap doesn’t provide cycle map? Monday, August 2, 2010

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