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Linked Data

Linked Data. by Dr. Barbara B. Tillett Chief, Policy and Standards Division Library of Congress For Texas Library Association Conference April 12, 2011. Database/format Scenarios. Based on Gordon Dunsire’s slide. Bib record (flat-file). Z 666.7 .L55 2009. Lee, T. B.

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Linked Data

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  1. Linked Data by Dr. Barbara B. Tillett Chief, Policy and Standards Division Library of Congress For Texas Library Association Conference April 12, 2011

  2. Database/format Scenarios Based on Gordon Dunsire’s slide Bib record (flat-file) Z 666.7 .L55 2009 Lee, T. B. Cataloguing has a future 1 sound disc Spoken word. Donated by the author. 1. Metadata

  3. Database/format Scenarios Based on Gordon Dunsire’s slide Bib record (flat-file) 100 01 $a Lee, T. B. 245 00 $a Cataloguing has a future 300 $a 1 sound disc 500 $a Spoken word. 561 1 $a Donated by the author. 650 0 $a Metadata

  4. Database/format Scenarios Based on Gordon Dunsire’s slide FRBR registry (IFLA) Future record RDA element registry FRBR record Bib record (flat-file) Bib record (description) Work information Name authority record Author: Lee, T. B. Title: Cataloguing has a future Name: Work title: Cataloguing has a future Identifier: … Content type: Spoken word Expression information Carrier type: Audio disc Subject authority record Subject: Metadata Manifestation information Provenance: Donated by the author Label: Identifier: … ONIX RDA content type registry Item information Label: Spoken word Identifier: … RDA carrier type registry

  5. Linked Data Work information Name authority record Author: Subject: Name: Lee, T. B. Work Title: Cataloguing has a future Cataloguing has a future Identifier: … Expression information Subject authority record Content type: Manifestation information Metadata Label: Title: Cataloguing has a future Identifier: … Carrier type: RDA content type registry Item information Provenance: Donated by the author Label: Spoken word RDA carrier type registry Identifier: … Audio disc

  6. Package for Data Sharing Communication format record Work information Name authority record Author: Subject: Name: Lee, T. B. Lee, T. B. Work Title: Cataloguing has a future Cataloguing has a future Identifier: … Expression information Content type: Subject authority record Manifestation information Metadata Metadata Label: Title: Cataloguing has a future Identifier: … Carrier type: RDA content type registry Item information Provenance: Donated by the author Label: Spoken word Spoken word Identifier: … RDA carrier type registry Audio disc Audio disc

  7. Package for displays Future display ( ) Author: Lee, T. B. Content type: Spoken word Title: Cataloguing has a future Carrier type: (Audio disc) 7

  8. http://www.rda-jsc.org/

  9. Summary User-oriented models (FRBR/FRAD) Collocate works/expressions Identify resources through specific elements (attributes) and relationships Internationalization Cost reduction through increased sharing of data Across information communities 9

  10. Summary Principle-based rules (ICP) Cataloger’s judgment (Best for users) Take what you see for transcribed data (Representation) Facilitate harvesting and sharing of descriptive metadata Less rigid, more flexible Add controlled vocabularies for precision of searching 10

  11. Questions? 11

  12. Acronyms and Links • DC – Dublin Core • DCMI – Dublin Core Metadata Initiative http://dublincore.org/ • DCAM – Dublin Core Abstract Model http://dublincore.org/documents/2007/04/02/abstract-model/ • FRAD – Functional Requirements for Authority Data http://www.ifla.org/VII/d4/wg-franar.htm • FRBR – Functional Requirements for Bibliographic Records (this site includes a Webliography) http://www.ifla.org/VII/s13/frbr/frbr.htm • IFLA – International Federation of Library Associations and Institutions http://www.infla.org • JSC – Joint Steering Committee for Development of RDA http://www.rda-jsc.org/ • RDA – Resource Description and Access http://www.rda-jsc.org/rda.html 12

  13. Acronyms and Links • ALA Publishing URL for RDA Toolkit: http://www.rdatoolkit.org/ • RDA Toolkit demo: http://www.rdatoolkit.org/training/guidedtour • US RDA Test, General information: http://www.loc.gov/bibliographic-future/rda/ • Library of Congress Documentation for the RDA Test (training materials and decisions for test on RDA options): http://www.loc.gov/catdir/cpso/RDAtest/rdatest.html 13

  14. Terms Attributes – Elements/data to identify an entity (e.g., title; place of publication; date of publication; etc.) Carrier types – categories of the kinds of packages to convey information (e.g., volume, microfiche, videocassette, globe) Content types (e.g., text, image, sound, cartographic content, notated movement) Media types (e.g., audio, video, unmediated) 14

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