LOAD–Linked Open Antipodal Data

  • 1,698 views
Uploaded on

A presentation about the linked data activities in the German National Library accompanying my lunch talk in the National Library of New Zealand on August 13, 2013.

A presentation about the linked data activities in the German National Library accompanying my lunch talk in the National Library of New Zealand on August 13, 2013.

More in: Technology , Education
  • Full Name Full Name Comment goes here.
    Are you sure you want to
    Your message goes here
    Be the first to comment
    Be the first to like this
No Downloads

Views

Total Views
1,698
On Slideshare
0
From Embeds
0
Number of Embeds
0

Actions

Shares
Downloads
8
Comments
0
Likes
0

Embeds 0

No embeds

Report content

Flagged as inappropriate Flag as inappropriate
Flag as inappropriate

Select your reason for flagging this presentation as inappropriate.

Cancel
    No notes for slide

Transcript

  • 1. Lars G. Svensson LOAD – Linked Open Antipodal Data A brief overview of the Linked Data activities in the German National Library 1 | 31 | Linked Open Antipodal Data | August 13, 2013
  • 2. When someone searches for information, the first place they visit usually isn‘t the library 2 | 31 | Linked Open Antipodal Data | August 13, 2013
  • 3. There it is! WOW! 3 | 31 | Linked Open Antipodal Data | August 13, 2013 Photo by Wendt Commons (CC BY): http://www.flickr.com/photos/wendt-library/5190902316/ The data librarians create could help making search better
  • 4. Outside of libraries, our data formats are not readily understood MAB 2 FRBR UNIMARC Z39.50 ISBD 4 | 31 | Linked Open Antipodal Data | August 13, 2013 http://farm1.static.flickr.com/159/342220423_558ea703f6_b.jpg MARC 21
  • 5. Some data Other data 5 | 31 | Linked Open Antipodal Data | August 13, 2013 Library data Photo by KIUI Staff (CC BY): http://www.flickr.com/photos/kiui/ 3693823005/ Ideally, it should be easy for other service providers to re-use library data
  • 6. Linking Open Data cloud diagram, by Richard Cyganiak and Anja Jentzsch. http://lod -cloud.net/ Linked Library Data could be a good way to start 6 | 31 | Linked Open Antipodal Data | August 13, 2013
  • 7. Fotos by Stephan Jockel The German National Library has much data Books 7 | 31 Serials | Linked Open Antipodal Data | August 13, 2013 Archival records Sound carriers
  • 8. The data is a by-product of our collection mandate […] entrusted with the task of collecting, permanently archiving, bibliographically classifying and making available to the general public all German and Germanlanguage publications from 1913, foreign publications about Germany, translations of German works, and the works of German-speaking emigrants published abroad between 1933 and 1945. […] 8 | 31 | Linked Open Antipodal Data | August 13, 2013
  • 9. Photo by Beatrice Murch (CC BY-SA): http://flickr.com/photos/blmurch/465623933/ The immediate output of the daily work is title data 9 | 31 | Linked Open Antipodal Data | August 13, 2013
  • 10. The title data is supported by authority data from the GND GND PND 10 | 31 SWD | Linked Open Antipodal Data | August 13, 2013 GKD EST
  • 11. Increasingly, we make digital full texts available 11 | 31 | Linked Open Antipodal Data | August 13, 2013
  • 12. Let‘s see: Who is out there? 12 | 31 | Linked Open Antipodal Data | August 13, 2013 Photo by Ian T. Edwards (CC BY-NC-SA): http://www.flickr.com/photos/hanuman/ 239311523/a We began with Linked Data in 2010 in order to reach out to non-library communities
  • 13. http://www.museum-digital.de/thue/index.php?t=objekt&oges=477 The authority data seems to be the most interesting dataset 13 | 31 | Linked Open Antipodal Data | August 13, 2013
  • 14. Use cases for title data is still workin-progress http://d-nb.info/gnd/2028282-5 Frankfurt am Main oder Frankfurt/Oder? http://d-nb.info/gnd/2005153-0 1806 fiel Frankfurt unter die Herrschaft des Fürstprimas Karl Theodor von Dalberg, der es mit seinen Fürstentümern Regensburg und Aschaffenburg zu einem selbständigen Staat innerhalb des Rheinbunds vereinigte. http://d-nb.info/gnd/2031951-4 http://d-nb.info/gnd/118720961 14 | 31 | Linked Open Antipodal Data | August 13, 2013 http://d-nb.info/gnd/2033949-5
  • 15. A third field are ontologies structuring the data gnd: 118584596 gndo: Differentiated Person rdf:type agrelon:hasChild gnd: 119176653 http://d-nb.info/standards/elementset/gnd http://d-nb.info/standards/elementset/agrelon 15 | 31 | Linked Open Antipodal Data | August 13, 2013 Wolfgang Amadeus Mozart Franz Xaver Wolfgang Mozart
  • 16. Photo by Abdulla Al Muhairi (CC BY): http://www.flickr.com/photos/serdal/2530813524 In order to encourage re-use, (almost) all metadata is available under CC0 16 | 31 RDF CSV MARC >2 years <2 years FEE | Linked Open Antipodal Data | August 13, 2013
  • 17. We aim to link our data to as many other datasets as possible VIAF Wikipedia Agrovoc LCSH DNB You! 17 | 31 | Linked Open Antipodal Data | August 13, 2013 RAMEAU Dewey
  • 18. Photo by The Hamster Factor (CC BY-NC-ND): http://www.flickr.com/photos/disaster_area/3454110496/ Much link-creation is still done manually 18 | 31 | Linked Open Antipodal Data | August 13, 2013 #FORMAT: BEACON #PREFIX: http://d-nb.info/gnd/ #TARGET: http://cgi-host.unimarburg.de/~omgesa/gs/xs1.php?f1= pnd&s1={ID} #FEED: http://www.online.unimarburg.de/fpmr/pnd.txt #CONTACT: Jörg Witzel joerg.witzel@staff.unimarburg.de #INSTITUTION: Forschungsstelle für Personalschriften #NAME: Gesamtkatalog deutschsprachiger Leichenpredigten (GESA) #MESSAGE: Leichenpredigten 15501800 (GESA) #TIMESTAMP: 2012-0809 100000193|3 100006353|9 100009271|3 100017061|9 100017495|1 100018335|8
  • 19. We develop the platform Culturegraph to create links algorithmically @prefix void: <http://rdfs.org/ns/void#> . @prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> . @prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . @prefix owl: <http://www.w3.org/2002/07/owl#> . @prefix xsd: <http://www.w3.org/2001/XMLSchema#> . @prefix dcterms: <http://purl.org/dc/terms/> . @prefix foaf: <http://xmlns.com/foaf/0.1/> . <mx:datafield tag="153" ind2=" " ind1=" "> <mx:subfield code="a">220.531</mx:subfield> <mx:subfield code="y">1</mx:subfield> <mx:subfield code="a">7</mx:subfield> <mx:subfield code="e">220.531</mx:subfield> <mx:subfield code="j">Paraphrasen</mx:subfield> <mx:subfield code="9">ess=ren</mx:subfield> </mx:datafield> </mx:record> 120 Million records connected through five algorithms <owl:AnnotationProperty rdf:about="http://d-nb.info/standards/elementset/gnd#marc21equivalent"> <rdfs:label xml:lang="de">MARC 21 Entsprechung</rdfs:label> <rdfs:label xml:lang="en">MARC 21 equivalent</rdfs:label> <rdfs:comment xml:lang="de">Gibt die MARC 21 Entsprechung des Elements im GND-MARC-Format wieder.</rdfs:comment> <rdfs:comment xml:lang="en">Expresses the MARC 21 equivalent for this element in the GND MARC format.</rdfs:comment> </owl:AnnotationProperty> 19 | 31 | Linked Open Antipodal Data | August 13, 2013
  • 20. CulturegraphAuthorities shall be a gateway service to entities in the GND Hidden relations Duplicates GND 20 | 31 Missing backlinks Missing links | Linked Open Antipodal Data | August 13, 2013 culturegraph.org ? !
  • 21. Many other European libraries and CH portals are active with Linked Data, too 21 | 31 | Linked Open Antipodal Data | August 13, 2013
  • 22. Picture by Kungl. biblioteket: http://farm5.static.flickr.com/4143/4815026952_076a4eb616_z.jpg The Swedish National Library deserves a honourable mention 22 | 31 | Linked Open Antipodal Data | August 13, 2013
  • 23. http://www.bnf.fr/images/opencat_schema.png The BnF uses Linked Data to build services for smaller libraries 23 | 31 | Linked Open Antipodal Data | August 13, 2013
  • 24. The BnF uses Linked Data to build services for smaller libraries 24 | 31
  • 25. Foto von Xavier de Jauréguiberry (CC BY-NC-ND): http://www.flickr.com/ photos/25831000@N08/3260858355/ BL and DNB together prototype a network of interlinked national bibliographies 25 | 31 | Linked Open Antipodal Data | August 13, 2013
  • 26. Photo by Nico Kaiser (CC-BY): http://www.flickr.com/photos/nicokaiser/4667377944/sizes/z/in / photostream/ So does Linked Data really help to navigate the Semantic Web? 26 | 31 | Linked Open Antipodal Data | August 13, 2013
  • 27. http://farm1.static.flickr.com/159/342220423_558ea703f6_b.jpg People outside of libraries can benefit from our data but find it hard to understand the data formats 27 | 31 | Linked Open Antipodal Data | August 13, 2013
  • 28. Linking Open Data cloud diagram, by Richard Cyganiak and Anja Jentzsch. http://lod -cloud.net/ Linked Library Data could be a good compromise 28 | 31 | Linked Open Antipodal Data | August 13, 2013
  • 29. http://www.gedankenkonsum.de/wp-content/uploads/2011/03/the-future.jpg By creating more links between libraries, we can create a critical mass of data and head towards the bibliographical future 29 | 31 | Linked Open Antipodal Data | August 13, 2013
  • 30. 30 | 31 http://upload.wikimedia.org/wikipedia/commons/4/4d/Tim_Berners-Lee_CP_2_head_crop.jpg Photo by Mary Harrsch (CC BY-NC-SA) http://www.flickr.com/photos/mharrsch/2522112120/ The Giant Global Graph: Where Kallimachos meets Tim Berners-Lee | Linked Open Antipodal Data | August 13, 2013
  • 31. Literature about DNB Linked Data Service: The Deutsche Nationalbibliografie as linked open data : applications and opportunities ; World Library and Information Congress: 78th General Conference and Assembly, IFLA 2012, Helsinki / Jürgen Kett ; Sarah Beyer ; Mathias Manecke ; Yvonne Jahns ; Lars G. Svensson. urn:nbn:de:101-2012052306 Licensing Library and Authority Data Under CC0: The DNB Experience / Lars Svensson. http://www.w3.org/2013/04/odw/odw13_submission_57.p df 31 | 31 | Linked Open Antipodal Data | August 13, 2013