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Working with Institutional Data in OSM
Working with Institutional Data in OSM
Working with Institutional Data in OSM
Working with Institutional Data in OSM
Working with Institutional Data in OSM
Working with Institutional Data in OSM
Working with Institutional Data in OSM
Working with Institutional Data in OSM
Working with Institutional Data in OSM
Working with Institutional Data in OSM
Working with Institutional Data in OSM
Working with Institutional Data in OSM
Working with Institutional Data in OSM
Working with Institutional Data in OSM
Working with Institutional Data in OSM
Working with Institutional Data in OSM
Working with Institutional Data in OSM
Working with Institutional Data in OSM
Working with Institutional Data in OSM
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Working with Institutional Data in OSM

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OpenStreetMap SOTM-US Conference presentation, "Working with Institutional Data in OSM". Presentation at the 1st annual State of the Map-US conference in Atlanta GA

OpenStreetMap SOTM-US Conference presentation, "Working with Institutional Data in OSM". Presentation at the 1st annual State of the Map-US conference in Atlanta GA

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Transcript

  • 1. Working with Institutional Data Carl Anderson
  • 2. Relax Big Itch to Contribute Adjust / Correct Data Topology Check for Necessity Obtain Data Attribute Mapping Conflation Exclude Existing Data Check Output Upload Merge New Data
  • 3. Obtain Data
  • 4. Easy
  • 5. Passwords
  • 6. Hidden ?
  • 7. Check for Necessity
    • Mashups (Openlayers,)
    • QGIS
    • UDIG
    • OpenJump
    • ESRI ArcGIS suite
  • 8. Watch out for Projective Issues
  • 9. See an opportunity?
  • 10. See one here?
  • 11. Data Topology Model
    • GIS centric models
    • XML models
    • Internal vs Export Format
    • Inadvertant / Hidden Errors
  • 12. Scripting for Data Repair
    • PostGIS
    • PostLBS
    • OpenJump
        • QA module
        • RoadMatcher module
  • 13. Automating Data Conflation
    • Aligning the objects and vertices
    • Detect changes
    • Remove data is is conceptually the same
    • 90% is easy to do using tools
    • 10% may be better as manual edits
  • 14. OpenJump RoadMatcher
  • 15. GIS Topology Models
    • OSM will have errors too
    • Need to correct all before Conflating
    • Work in smaller areas
    • Work with projected data
  • 16. Convert back to OSM XML
    • Modified version of polyshp2osm.py
      • Derived from Christopher Schmidt's original
      • Ease of editing global parameters
      • Extended to handle
        • MultiLinestring
        • MultiPolygon
        • Better handling of inner boundaries of Polygons
      • PC users need FWTOOLS or equivalent!
  • 17. Import, Final Tagging, and Upload
    • Merkaartor or JOSM
      • Import newly prepared data
      • Download existing data
      • Copy from import to the dirty layer
      • Add nodes to existing objects
      • Double check tags on new objects
      • Triple check with alternate styles
        • Mapnik
        • MapnikPlus
        • others
  • 18. Thanks to Lisa Jackson Jack Kittle Mark Gray Lee Leonard
  • 19. QUESTIONS? Carl Anderson [email_address]

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