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Open Historical Maps at State of the Map (SOTM), 2009, Amsterdam

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Open Historical Maps at State of the Map (SOTM), 2009, Amsterdam

  1. 1. Tim “chippy” Waters @tim_waters Open Historical Map
  2. 2. Shekhar Krisnan Schuyler Erle Entropy Free
  3. 3. History as New Media Digital Humanities and History Web Archives and Digital Libraries Amateur Enthusiasm and Hacking Open Source Software Development Zotero, tools etc
  4. 4. History Web + Geospatial Web History Web Zotero 1.0 – Capturing Citations and Publishing Bibliographies Zotero 2.0 – Sharing Collections and Scholarly Collaboration on the Web Zotero Maps Geospatial Web Gutenkarte – Geographic Text Browser NYPL Map Rectifier – Georeferencing Historical Maps NYPL Map Digitizer – Vectorizing and Annotating Historical Layers
  5. 5.  Gutenkarte http://gutenkarte.org  Zotero http://www.zotero.org
  6. 6. 10,000 large digital images and atlases
  7. 7. Collaborative Best Practices  Public Editing  Identity  Profile  Keeping Score  Revision History  Commentary  Provenance  (Geo)RSS Feeds  Change Tracking  Rollback
  8. 8. NYPL Digitizer Demo GeoExt, Mapfish. Why not OSM? time. Range of dates. WANT.
  9. 9. Open Historical Maps  Crowd Control  Curators Designing Historical Schemas  Versioning and Resolving Disputes  Time Travel  Time in GIS  Chronological Annotation of Features  Disambiguation  Geographic, Toponymic and Chronological Ambiguity  Open Gazeteers
  10. 10. Map Warper Open To All Not just historical
  11. 11. Thanks Mikel Thanks John
  12. 12. Wt? 2 examples
  13. 13. GDAL Gdalwarp Gdal_translate gdal_translate ­a_srs '+init=epsg:4326' ­of VRT  gdal_translate /home/tim/work/warper/mapwarper/public/mapimages/src/orig6985.tif  /home/tim/work/warper/mapwarper/public/mapimages/dst/28_temp.vrt   ­gcp 1100.2, 2332.0, ­83.9654296874, 41.8320690697 ­gcp 3782.0, 1676.12,  ­78.9996093751, 42.710039226 ­gcp 2703.45, 3760.35, ­81.196875, 40.675794242 gdalwarp  ­rn    ­dstalpha    /home/tim/work/warper/mapwarper/public/mapimages/dst/28_temp.vrt  /home/tim/work/warper/mapwarper/public/mapimages/dst/28.tif ­co TILED=YES
  14. 14. Output crop
  15. 15. Whooms – upload geotiff, serve as wms http://github.com/timwaters/whooms/tree/master get '/wms' do   @map = params["layer"]   ows = Mapscript::OWSRequest.new   ok_params = Hash.new   params.each {|k,v| ok_params[k.upcase] = v }   [:request, :version, :transparency, :service, :srs, :width, :height,  :bbox, :format, :srs].each do |key|     ows.setParameter(key.to_s, ok_params[key.to_s.upcase]) unless  ok_params[key.to_s.upcase].nil?   end   ows.setParameter("STYLES", "")   ows.setParameter("LAYERS", "image")   ows.setParameter("COVERAGE", "image")   mapsv = Mapscript::MapObj.new(File.join(map_directory, '/wms.map'))   mapsv.applyConfigOptions   mapsv.setMetaData("wms_onlineresource", "http://" + request.host +  "/wms/#{@map}")     raster = Mapscript::LayerObj.new(mapsv)   raster.name = "image"   raster.type = Mapscript::MS_LAYER_RASTER;   raster.data = File.join(map_directory, @map)     raster.status = Mapscript::MS_ON   raster.dump = Mapscript::MS_TRUE   raster.metadata.set('wcs_formats', 'GEOTIFF')   raster.metadata.set('wms_title', ("wms from whooms "+@map))   raster.metadata.set('wms_srs', 'EPSG:4326')   raster.debug= Mapscript::MS_TRUE     Mapscript::msIO_installStdoutToBuffer   result = mapsv.OWSDispatch(ows)   content_type = Mapscript::msIO_stripStdoutBufferContentType || "text/plain"   result_data = Mapscript::msIO_getStdoutBufferBytes     send_data result_data, :type => content_type, :disposition => "inline"   Mapscript::msIO_resetHandlers end
  16. 16. GDAL Tileindex gdaltindex gdaltindex ­write_absolute_path /home/tim/work/warper/mapwarper/db/maptileindex/7.shp  /home/tim/work/warper/mapwarper/public/mapimages/dst/91.tif  /home/tim/work/warper/mapwarper/public/mapimages/dst/41.tif
  17. 17. Export options
  18. 18. Crowd sourced but you can be private if you like
  19. 19. For OSM! Yay! Get thee to the wmsplugin! Potlatch soon?
  20. 20. Licences and Terms Google maps vs Google Satellite Local Government Anti Pattern
  21. 21. Free our Old Maps! Lets build up a database for the past!
  22. 22. Want People + Map Libraries + Love of maps = Open Historical Maps An infinite archive of places for digitial historians and ethnographers
  23. 23. @tim_waters tim@geothings.net http://mapwarper.net

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