Old Maps Online
and

Georeferencer

Václav Klusák (vaclav.klusak@klokantech.com)
www.oldmapsonline.org
• Time and scale filters
• Full-text filter
• Ordered by similarity to query bounds
• Immediate feedback
• Data come from libraries and archives
• Approx. 130 000 maps now
• We link back to the original sites
www.mapranksearch.com
• Collection of records with their attributes
• Records must have geometries (WKT)
• Dublin Core inspired metadata
• Custo...
• Optimized for fast frequent searches and
infrequent batched updates

• Read-only
• Machine-dependent file format
• WAH co...
• FastCGI application
• OpenSearch queries
• JSON results
• UI based on Google Closure Javascript
Toolkit

• Google Maps, ...
Georeferencer
www.georeferencer.com
• Geared towards libraries and archives
• Enables them to georeference large
collections of digitized maps by
crowdsourcin...
• Users add GCPs and cutlines to maps
• Revision history is stored
• Quality control by reviewers
• Google Maps, WMS and WMTS overlays
• 3D view with Google Earth
• Accuracy analysis with MapAnalyst
• MARC 034
• gdal_geo...
http://www.georeferencer.com/
• Image servers as data sources
• ContentDM, IIP Image, Zoomify, ...
• Only thumbnails are stored
• Same metadata as in Ma...
Klokan Technologies GmbH
info@klokantech.com
Foss4g2013 oldmapsonline-georeferencer
Foss4g2013 oldmapsonline-georeferencer
Foss4g2013 oldmapsonline-georeferencer
Foss4g2013 oldmapsonline-georeferencer
Foss4g2013 oldmapsonline-georeferencer
Foss4g2013 oldmapsonline-georeferencer
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Foss4g2013 oldmapsonline-georeferencer

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Foss4g2013 oldmapsonline-georeferencer

  1. 1. Old Maps Online and Georeferencer Václav Klusák (vaclav.klusak@klokantech.com)
  2. 2. www.oldmapsonline.org
  3. 3. • Time and scale filters • Full-text filter • Ordered by similarity to query bounds • Immediate feedback
  4. 4. • Data come from libraries and archives • Approx. 130 000 maps now • We link back to the original sites
  5. 5. www.mapranksearch.com
  6. 6. • Collection of records with their attributes • Records must have geometries (WKT) • Dublin Core inspired metadata • Custom attributes • Query by bounding box
  7. 7. • Optimized for fast frequent searches and infrequent batched updates • Read-only • Machine-dependent file format • WAH compressed bitmap indices • Response time independent from query bounds
  8. 8. • FastCGI application • OpenSearch queries • JSON results • UI based on Google Closure Javascript Toolkit • Google Maps, OpenLayers 3 or Leaflet
  9. 9. Georeferencer www.georeferencer.com
  10. 10. • Geared towards libraries and archives • Enables them to georeference large collections of digitized maps by crowdsourcing the effort • Rewards users with attractive vizualizations • Development sponsored by Moravian Library
  11. 11. • Users add GCPs and cutlines to maps • Revision history is stored • Quality control by reviewers
  12. 12. • Google Maps, WMS and WMTS overlays • 3D view with Google Earth • Accuracy analysis with MapAnalyst • MARC 034 • gdal_georeferencer.py • Linked data annotations in development
  13. 13. http://www.georeferencer.com/
  14. 14. • Image servers as data sources • ContentDM, IIP Image, Zoomify, ... • Only thumbnails are stored • Same metadata as in MapRank
  15. 15. Klokan Technologies GmbH info@klokantech.com

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