OpenStreetMap Completeness for England 03/10

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Set of maps which show the completeness of OpenStreetMap when compared to Ordnance Survey Meridian 2 database. For more details, see povesham.wordpress.com

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OpenStreetMap Completeness for England 03/10

  1. 1. OpenStreetMap Completeness for England – March 2010 Dr Muki Haklay Department of Civil, Environmental and Geomatic Engineering, UCL [email_address]
  2. 2. Methodology <ul><li>Data compared to Meridian 2 (Now available from OS OpenData) </li></ul><ul><li>For methodology see http://wp.me/p7DNf-3x </li></ul>
  3. 3. Change in completeness Mar 2008 – Mar 2010
  4. 4. Change in completeness with attributes
  5. 5. England – March 2008
  6. 6. England – March 2009
  7. 7. England – October 2009
  8. 8. England – March 2010
  9. 9. Specific areas <ul><li>The following slides provide time series of the following areas: </li></ul><ul><li>South West (around Exeter) </li></ul><ul><li>London </li></ul><ul><li>Birmingham and the midlands </li></ul><ul><li>Manchester and Liverpool and the North West </li></ul><ul><li>Newcastle upon Tyne and the North East </li></ul>
  10. 10. March 2008
  11. 11. March 2009
  12. 12. October 2009
  13. 13. March 2010
  14. 14. March 2008
  15. 15. March 2009
  16. 16. October 2009
  17. 17. March 2010
  18. 18. March 2008
  19. 19. March 2009
  20. 20. October 2009
  21. 21. March 2010
  22. 22. March 2008
  23. 23. March 2009
  24. 24. October 2009
  25. 25. March 2010
  26. 26. March 2008
  27. 27. March 2009
  28. 28. October 2009
  29. 29. March 2010
  30. 30. Completeness with attributes <ul><li>The test for completeness with attributes checks that roads and streets names have been completed </li></ul><ul><li>Until the release of Ordnance Survey data in 1 st April 2010, this was a good indication for ground survey of an area </li></ul>
  31. 31. England – March 2008
  32. 32. England – March 2009
  33. 33. England – October 2009
  34. 34. England – March 2010
  35. 35. March 2008
  36. 36. March 2009
  37. 37. October 2009
  38. 38. March 2010
  39. 39. March 2008
  40. 40. March 2009
  41. 41. October 2009
  42. 42. March 2010
  43. 43. March 2008
  44. 44. March 2009
  45. 45. October 2009
  46. 46. March 2010
  47. 47. March 2008
  48. 48. March 2009
  49. 49. October 2009
  50. 50. March 2010
  51. 51. March 2008
  52. 52. March 2009
  53. 53. October 2009
  54. 54. March 2010
  55. 55. Sources of information and further details <ul><li>OpenStreetMap data </li></ul><ul><li>Ordnance Survey Meridian 2 provided by the Ordnance Survey Research Unit and OS OpenData. This data is Ordnance Survey (c) Crown Copyright and Database rights 2010 </li></ul><ul><li>OpenStreetMap data provided by CloudMade and GeoFabrik from http://downloads.cloudmade.com/ and http://download.geofabrik.de/osm/ (based on data from OpenStreetMap and licensed under the terms of the Creative Commons Attribution Share-Alike 2.0 licence). The data originates from the OpenStreetMap community (see http://www.openstreetmap.org ) </li></ul><ul><li>The maps in this file are (cc-by-sa) Muki Haklay </li></ul><ul><li>Further information and discussion of these results at http://povesham.wordpress.com </li></ul>

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