CartoHeritage 2011: Annotations, Tags and Linked Data

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Annotations, tags & linked data - Metadata enrichment in online map collections through
volunteer-contributed information

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  • CartoHeritage 2011: Annotations, Tags and Linked Data

    1. 1. Annotations, Tags & Linked Data Metadata Enrichment in Online Map Collections through Volunteer-Contributed Information Rainer Simon , Joachim Jung Austrian Institute of Technology Bernhard Haslhofer Cornell University 6 th International Workshop on Digital Approaches in Cartographic Heritage April 7, 2011 | The Hague, Netherlands
    2. 2. Part of Europeana Connect EU Project Core Components for the European Digital Library www.europeanaconnect.eu EuropeanaConnect is coordinated by the Austrian National Library Co-funded by the European Community Programme eContent plus
    3. 3. EuropeanaConnect | End-User Media Annotation <ul><li>Provide basis for knowledge exchange , communication & cooperative research </li></ul><ul><li>Create an incentive to engage with the matter more deeply </li></ul><ul><li>Facilitate community building </li></ul><ul><li>Harness volunteer effort to collect additional metadata </li></ul>EuropeanaConnect is coordinated by the Austrian National Library Co-funded by the European Community Programme eContent plus
    4. 4. YUMA Map Annotation Prototype | Features & Goals <ul><li>Tile-based viewing based on OpenLayers (for now) and MagickTiler 1 </li></ul><ul><li>Free-text annotation & semantic tagging </li></ul><ul><ul><li>Geographical features in the annotated area via Geonames </li></ul></ul><ul><ul><li>Named entities mentioned in the annotation (places, persons, epochs,...) via DBpedia Spotlight </li></ul></ul><ul><li>Tools for shape drawing and (basic) geo-referencing creation </li></ul><ul><li>Place search , map overlay , shape export to KML </li></ul><ul><li>RSS feeds on maps, annotations and users </li></ul><ul><li>Designed for integration into a host portal </li></ul><ul><li>Currently in prototype stage (and with experimental features – beware! ) </li></ul><ul><li>Open Source! http://github.com/yuma-annotation </li></ul>1 http://code.google.com/p/magicktiler EuropeanaConnect is coordinated by the Austrian National Library Co-funded by the European Community Programme eContent plus
    5. 5. Without Further Ado | The Screencast(s) EuropeanaConnect is coordinated by the Austrian National Library Co-funded by the European Community Programme eContent plus
    6. 6. Linked Data | Some Basics and Some Benefits <ul><li>Basics 1 </li></ul><ul><ul><li>URIs for as names for things </li></ul></ul><ul><ul><li>HTTP URIs so we can get information about those things </li></ul></ul><ul><ul><li>http://dbpedia.org/resource/Gibraltar </li></ul></ul><ul><ul><li>http://sws.geonames.org/2411585/ </li></ul></ul><ul><ul><li>http://dme.ait.ac.at/yuma-server/api/annotation/39 </li></ul></ul><ul><ul><li>(Typed) Links to other URIs so we can discover more things </li></ul></ul><ul><ul><li>Many relevant datasets out there already! </li></ul></ul><ul><li>Benefits (for map search) </li></ul><ul><ul><li>Multilingual & synonym search </li></ul></ul><ul><ul><li>Spatial metadata & geographical search – control points as by-products of annotation? </li></ul></ul>1 Berners-Lee, Tim (2006) Linked Data – Design Issues. http://www.w3.org/DesignIssues/LinkedData.html EuropeanaConnect is coordinated by the Austrian National Library Co-funded by the European Community Programme eContent plus
    7. 7. Towards Evaluating YUMA | The COMPASS Experiment <ul><li>Building Ground Truth </li></ul><ul><ul><li>6.306 maps from the Library of Congress (batch converted to Zoomify) </li></ul></ul><ul><ul><li>Original map metadata </li></ul></ul><ul><ul><li>130.935 (anonymous) user search queries </li></ul></ul><ul><ul><li>Custom Web application for collecting relevance judgements </li></ul></ul><ul><ul><li>First stage: corpus of 400 sample queries </li></ul></ul><ul><li>Preliminary Results </li></ul><ul><ul><li>Users invited from MapHist and IFLA DIGLIB, INETBIB mailing lists </li></ul></ul><ul><ul><li>75 participants, 12+ countries, 1.800+ judgements (approx. 45% of target) </li></ul></ul>EuropeanaConnect is coordinated by the Austrian National Library Co-funded by the European Community Programme eContent plus
    8. 8. Towards Evaluating YUMA | The COMPASS Experiment EuropeanaConnect is coordinated by the Austrian National Library Co-funded by the European Community Programme eContent plus
    9. 9. Outlook | Next Steps <ul><li>Next Steps COMPASS </li></ul><ul><ul><li>Social features </li></ul></ul><ul><ul><li>Integration with YUMA </li></ul></ul><ul><ul><li>Dissemination! </li></ul></ul><ul><li>Next Steps YUMA </li></ul><ul><ul><li>User Interface and Usability </li></ul></ul><ul><ul><li>Standards! OAC 1 and OGC </li></ul></ul><ul><ul><li>Geo-referencing by (approximate) projections in addition to control points? </li></ul></ul>1 Open Annotation Collaboration. http://openannotation.org EuropeanaConnect is coordinated by the Austrian National Library Co-funded by the European Community Programme eContent plus Geo-Referencing User Annotation Linked Data
    10. 10. Thank you for your attention Questions! References Martin Waldseemüller (1470–1521), Universalis Cosmographia Secundum Ptholomaei Traditionem et Americi Vespucii Alioru[m]que Lustrationes, St. Dié, 1507, Geography and Map Division, Library of Congress. J. Hessler, “Warping Waldseemüller: A Phenomenological and Computational Study of the 1507 World Map”, Cartographica 41 (2006): 101-113. http://warpinghistory.blogspot.com/2006/10/what-can-waldseemllers-projection-tell.html http://dme.ait.ac.at/annotation (take the tour) http://github.com/yuma-annotation (get the code) http://compass.cs.univie.ac.at (help us evaluate!) EuropeanaConnect is coordinated by the Austrian National Library Co-funded by the European Community Programme eContent plus

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