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UKOLN is supported  by: LOCAH Project Show and Tell 2 nd  August 2011 e-Research South Linked Data Workshop, Oxford e-Rese...
LOCAH Project <ul><li>L inked  O pen  C opac and  A rchives  H ub </li></ul><ul><li>Funded by #JiscEXPO 2/10 ‘Expose’ call...
Archives Hub and Copac <ul><li>UK National Data Services based at Mimas </li></ul><ul><li>Archives Hub is an aggregation o...
What is LOCAH Doing? <ul><li>Part 1: Exposing Archives Hub & Copac data as Linked Data </li></ul><ul><li>Part 2: Creating ...
We’re Linking Data! <ul><li>If something is identified, it can be linked to </li></ul><ul><li>We take  items from one data...
Enhancing our data <ul><li>Already have some links: </li></ul><ul><ul><li>Time - reference.data.gov.uk URIs </li></ul></ul...
http://data.archiveshub.ac.uk/
http://data.archiveshub.ac.uk/id/person/nra/webbmarthabeatrice1858-1943socialreformer
 
Visualisation Prototype <ul><li>Using Timemap –  </li></ul><ul><ul><li>Googlemaps and Simile </li></ul></ul><ul><ul><li>ht...
Linking Lives Project <ul><li>Starts September 2011 </li></ul><ul><li>Builds on Locah work </li></ul>
BBC Music
The Key Benefit of Linked Data (?) <ul><li>Mashups work against a fixed set of data sources </li></ul><ul><ul><li>Hand cra...
Some challenges
Matching Subjects
Matching Places
Matching Places
Sustainability <ul><li>Can you rely on data sources long-term?  </li></ul><ul><li>Ed Summers at the Library of Congress cr...
Library of Congress Subject Headings
Scalability / Provenance Example by Bradley Allen, Elsevier  at LOD LAM Summit, SF, USA <ul><li>Same issue with attributio...
Data Modelling <ul><li>Complexity </li></ul><ul><ul><li>Archival description is hierarchical and multi-level </li></ul></u...
Is Linked Data the Way? <ul><li>Enables ‘straightforward’ integration of wide variety of data sources </li></ul><ul><li>Re...
<ul><ul><li>What constitutes data worth linking to? </li></ul></ul><ul><ul><li>How do you find datasets suitable for inter...
Attribution and CC License  <ul><li>Sections of this presentation adapted from materials created by other members of the L...
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Locah Project Show and Tell

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2 August 2011 – Linked Data Workshop, Oxford e-Research Centre, University of Oxford,

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Locah Project Show and Tell

  1. 1. UKOLN is supported by: LOCAH Project Show and Tell 2 nd August 2011 e-Research South Linked Data Workshop, Oxford e-Research Centre, Oxford, UK Adrian Stevenson LOCAH Project Manager
  2. 2. LOCAH Project <ul><li>L inked O pen C opac and A rchives H ub </li></ul><ul><li>Funded by #JiscEXPO 2/10 ‘Expose’ call </li></ul><ul><ul><li>1 year project. Started August 2010 </li></ul></ul><ul><li>Partners & Consultants: </li></ul><ul><ul><li>UKOLN – Adrian Stevenson, Julian Cheal </li></ul></ul><ul><ul><li>Mimas – Jane Stevenson, Bethan Ruddock, Yogesh Patel </li></ul></ul><ul><ul><li>Eduserv – Pete Johnston </li></ul></ul><ul><ul><li>Talis – Leigh Dodds, Tim Hodson </li></ul></ul><ul><ul><li>OCLC - Ralph LeVan, Thom Hickey </li></ul></ul><ul><ul><li>Ed Summers </li></ul></ul><ul><li>http://blogs.ukoln.ac.uk/locah/ </li></ul>
  3. 3. Archives Hub and Copac <ul><li>UK National Data Services based at Mimas </li></ul><ul><li>Archives Hub is an aggregation of archival descriptions from archive repositories across the UK </li></ul><ul><ul><li>http://archiveshub.ac.uk </li></ul></ul><ul><li>Copac provides access to the merged library catalogues of libraries throughout the UK, including all national libraries </li></ul><ul><ul><li>http://copac.ac.uk </li></ul></ul>
  4. 4. What is LOCAH Doing? <ul><li>Part 1: Exposing Archives Hub & Copac data as Linked Data </li></ul><ul><li>Part 2: Creating a prototype visualisation </li></ul><ul><li>Part 3: Reporting on opportunities and barriers </li></ul>
  5. 5. We’re Linking Data! <ul><li>If something is identified, it can be linked to </li></ul><ul><li>We take items from one dataset and link them to items from other datasets </li></ul>BBC VIAF DBPedia Archives Hub Copac GeoNames
  6. 6. Enhancing our data <ul><li>Already have some links: </li></ul><ul><ul><li>Time - reference.data.gov.uk URIs </li></ul></ul><ul><ul><li>Location - UK Postcodes URIs and Ordnance Survey URIs </li></ul></ul><ul><ul><li>Names - Virtual International Authority File </li></ul></ul><ul><ul><ul><li>Matches and links widely-used authority files - http://viaf.org/ </li></ul></ul></ul><ul><ul><li>Names - DBPedia </li></ul></ul><ul><li>Also looking at: </li></ul><ul><ul><li>Subjects - Library Congress Subject Headings and DBPedia </li></ul></ul>
  7. 7. http://data.archiveshub.ac.uk/
  8. 8. http://data.archiveshub.ac.uk/id/person/nra/webbmarthabeatrice1858-1943socialreformer
  9. 10. Visualisation Prototype <ul><li>Using Timemap – </li></ul><ul><ul><li>Googlemaps and Simile </li></ul></ul><ul><ul><li>http://code.google.com/p/timemap / </li></ul></ul><ul><li>Early stages with this </li></ul><ul><li>Will give location and ‘extent’ of archive. </li></ul><ul><li>Will link through to Archives Hub </li></ul>
  10. 11. Linking Lives Project <ul><li>Starts September 2011 </li></ul><ul><li>Builds on Locah work </li></ul>
  11. 12. BBC Music
  12. 13. The Key Benefit of Linked Data (?) <ul><li>Mashups work against a fixed set of data sources </li></ul><ul><ul><li>Hand crafted by humans </li></ul></ul><ul><ul><li>Don’t integrate well </li></ul></ul><ul><li>Linked Data promises an unbound global data space </li></ul><ul><ul><li>Easy dataset integration </li></ul></ul><ul><ul><li>Generic ‘mesh-up’ tools </li></ul></ul>
  13. 14. Some challenges
  14. 15. Matching Subjects
  15. 16. Matching Places
  16. 17. Matching Places
  17. 18. Sustainability <ul><li>Can you rely on data sources long-term? </li></ul><ul><li>Ed Summers at the Library of Congress created http://lcsh.info </li></ul><ul><li>Linked Data interface for LOC subject headings </li></ul><ul><li>People started using it </li></ul>
  18. 19. Library of Congress Subject Headings
  19. 20. Scalability / Provenance Example by Bradley Allen, Elsevier at LOD LAM Summit, SF, USA <ul><li>Same issue with attribution </li></ul><ul><li>Solutions: Named graphs? Quads? </li></ul><ul><li>Best Practice </li></ul>
  20. 21. Data Modelling <ul><li>Complexity </li></ul><ul><ul><li>Archival description is hierarchical and multi-level </li></ul></ul><ul><li>Dirty Data </li></ul>Licensing <ul><li>‘ Ownership’ of data </li></ul><ul><li>Hard to track attribution </li></ul><ul><li>CC0 for Archives Hub and Copac data </li></ul>
  21. 22. Is Linked Data the Way? <ul><li>Enables ‘straightforward’ integration of wide variety of data sources </li></ul><ul><li>Research data can ‘work harder’ </li></ul><ul><li>New channels into your data </li></ul><ul><li>Researchers are more likely to discover sources </li></ul><ul><li>‘ Hidden' research collections of become of the Web </li></ul>
  22. 23. <ul><ul><li>What constitutes data worth linking to? </li></ul></ul><ul><ul><li>How do you find datasets suitable for interlinking? </li></ul></ul><ul><ul><li>How do I make my dataset worth linking to? </li></ul></ul><ul><ul><li>How do I encourage others to link to my data? </li></ul></ul><ul><ul><li>What is the added value of links? </li></ul></ul><ul><ul><li>How do you determine the quality of a link? </li></ul></ul>Questions if you’ve bought in
  23. 24. Attribution and CC License <ul><li>Sections of this presentation adapted from materials created by other members of the LOCAH Project </li></ul><ul><li>This presentation available under creative commons Non Commercial-Share Alike: </li></ul><ul><li>http://creativecommons.org/licenses/by-nc/2.0/uk/ </li></ul>

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