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Metadata switch

Metadata switch

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Metadata switch

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  1. Metadata switch Lorcan DempseyMembers’ Council, May 2002

  2. Metadata switch • Explore a set of services which add value to metadata by leveraging OCLC expertise and position. • Under discussion with Metadata and Cooperative Discovery Services • High acronymic density … please shout out!

  3. Proposition • Add value to metadata created elsewhere • Aggregate metadata for reuse • Leverage knowledge structures • Investigate schema interoperability services • An initiative which builds on OCLC’s ‘cooperative processing’ strengths • ‘Open metadata services’

  4. Environment • Major digital initiatives as part of learning, research and cultural engagement • Libraries looking at management and disclosure of institutional assets • Growing importance of unique, non-published materials • Learning materials, research data, technical reports, e-prints

  5. OAI • E-prints • cultural heritage • learning Knowledge bank, Dspace, … NSDL, IMLS, NOF, NLA, FAIR, …

  6. Switch

  7. Agg. Switch

  8. Agg. Switch KONA

  9. Agg. Switch KONA Schema trans.

  10. Components also stand alone • Aggregator • Metadata creation and exchange • KO NA • Make knowledge organisation services more accessible • Schema transformations • Infrastructure of interoperability

  11. Subject classification service Name SOAP authority service Citation analysis service For Example … Institutional Non - institutional Personal e - print e - print e - print archives archives archives OAI - PMH e - Prints UK SOAP Javascript /HTTP Z39.50 RDN RDN RDN RDN RDN RDN gateway/portal gateway/portal gateway/portal gateway/portal JISC FAIR program gateway/portal gateway/portal service service service service service service

  12. Don’t do it? • Share of metadata creation declines • Become peripheral to major activities in information management for research and learning • Increasingly marginal to many ‘digital library’ initiatives on campus • Lose potentially valuable ‘reference’ resources

  13. Aggregator NDLTD Learning objects Contentdm KONA Under development Schema trans Investigation Will work with CMS Exploratory Diane VG’s group Next steps

  14. discussion? dempseyl@oclc.org