MDR Specifications and Standards Update

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MDR Specifications and Standards Update

• Phil Barker ltphilb_at_icbl.hw.ac.ukgtCETIS MDR SIG
  Coordinator
• Heriot-Watt University

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IMS Digital Repository Interoperability

• Public Draft on http//www.imsglobal.org/digitalre
  positories/
• 19 Dec latest update circulated to DRI working
  group.
• 6 Jan submission for voting by IMS technical
  board for voting.
• 14 Jan presentation to technical board.
• 17 Jan voting ceases.

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LOM XML Binding

• IEEE LTSC LOM-XML group developing xml schema for
  LOM
• http//ltsc.ieee.org/ltsc-lists.htm

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IMS Metadata Maintenance

• Adoption of IEEE 1484.12.1-2002 (LOM standard)
• differences between IMS MD 1.2.2 and LOM
• cleanup issues
• issues with ordering and vocabularies
• See http//www.imsglobal.org/ (time to speak up)

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IMS Metadata Maintenance

• LOM Changes
• 1.1 Identifier, now contains catalog and entry
• 4.4 technical requirement introduced OrComposite
• 4.4 browser and OS vocabularies changed

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IMS Metadata Maintenance

• Cleanup
• indicating versions of IMS MD spec
• xml prefix causing validation problems
• case consistency with other IMS specs

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IMS Metadata Maintenance

• Ordering
• Many elements in the LOM information model are
  intended to be unordered, however it is not clear
  how to represent this in a XML schema
• Vocabularies
• difficult to validate vocabularies since they are
  allowed to be come from sources other than
  LOMv1.0 (no if/then in XML Schema)

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