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Learning Object Repository Registry ( LORRy )

Learning Object Repository Registry ( LORRy ). Dr David Massart, EUN. Licensed under IMS LODE License. Creative Commons Attribution-Share Alike 3.0 United States License Notification of patent claims Sharing of derivative works with the IMS LODE Community

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Learning Object Repository Registry ( LORRy )

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  1. Learning Object Repository Registry (LORRy) Dr David Massart, EUN

  2. Licensed under IMS LODE License • Creative Commons Attribution-Share Alike 3.0 United States License • Notification of patent claims • Sharing of derivative works with the IMS LODE Community • http://www.imsglobal.org/lode/lode_license.html

  3. Disclaimer The work described in this presentation is partially supported by the European Community eContentplusprogramme - project ASPECT: Adopting Standards and Specifications for Educational Content (Grant agreement number ECP-2007-EDU-417008). The author is solely responsible for the content of this presentation. It does not represent the opinion of the European Community and the European Community is not responsible for any use that might be made of information contained therein.

  4. Outline • A registry! What for? • Functional Requirements for Bibliographic Records (FRBR) • FRBR & LOM • Describing LOs at Different FRBR Levels • Metadata description in practice • Handling LOM (instead of LOs) • Discussion: ILOX versus OAI-ORE

  5. To federate learning object repositories …

  6. … You need to know where they are …

  7. … And what protocols they support

  8. Current Limitations • There is no way for a federation such as the LRE to automatically discover new repositories • The locations of the LRE repositories have to be entered manually • The knowledge of the protocols supported by repositories for exposing resources is implicit

  9. LOR Registry

  10. IMS LODE Registry Data Model • Based on the ISO 2146 model for registry description • Describes: • Content collections • Metadata collections • Protocols • Targets • Access policy

  11. Five Basic Types • CharacterString (ex: “apple”) • Identifier • Catalog (ex: “uri”) • Entry (ex: “http://entity.123.345/567”) • LangString • Language (ex: “en”) • String (ex: “apple”) • VocabTerm • VocabularyID (ex: “fruit list”) • Value (ex: “apple”)

  12. Five Basic Types (cont.) • Property Strength: “some”, “most”, and “all”

  13. Protocols

  14. SQI

  15. OAI-PMH

  16. Target

  17. Resources • ASPECT Deliverable D2.2: Design of Data Model and Architecture for a Registry of Learning Object Repositories and Application Profileshttp://aspect-project.org/sites/default/files/docs/ASPECT_D2p2.pdf • Bindings: • Collection: http://fire.eun.org/xsd/registry/imsloreg_v1p0.xsd • OAI-PMH: http://fire.eun.org/xsd/registry/imslooaipmh_v1p0.xsd • SQI: http://fire.eun.org/xsd/registry/imslosqi_v1p0.xsd

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