Accessibility and Metadata
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Accessibility and Metadata Presentation Transcript

  • 1. Accessibility and Metadata Liddy Nevile La Trobe University
  • 2. Summary
    • Accessibility
      • What is it?
      • How does it become involved?
    • Metadata
      • For what purposes?
      • How can it be used?
  • 3. What is accessibility?
    • Not ‘clear’ DC
    • Not access rights
    • Has political connotations
    • ==> generalised definition
  • 4. W3C efforts in WAI
    • Guidelines
      • Techniques
      • Tests
      • Techniques for tests
    • Content and presentation
  • 5. Other W3C developments
    • Device independence
    • Protocols and formats
    • cc/pp - composite capabilities and preferences format
    • HTML, XML, RDF, …
    • Scalable vector graphics (SVG)
  • 6. W3C WAI activities..
    • WCAG
    • ATAG
    • UUAG
    • EO
    • ...
  • 7. ATRC
    • Assistive technologies
    • Web4All
    • ==> ACCLIP (IMS Global)
      • Access4All (A4A)
      • Best Practices Guide
    • But - privacy and security?
    • And political correctness.
  • 8. unBounded Access
    • People with cognitive disabilities
    • The engineer use case
    • The non-English speaker
    • ….
    • => language characterisation, concept languages, ...
  • 9. INCITS V2
    • Mission - access for everyone to everything
    • The universal remote console
      • Use cases (scenarios)
      • ‘skins’
      • Components - manual, etc…
      • Language independent? flexible?
  • 10. Metadata
    • Purposes include:
      • Compliance
      • Quality maintenance
      • Discovery
      • Repair
      • Alternative equivalents
  • 11. Possible solutions
    • At systems level:
      • a metadata repository that manages and reports on accessibility compliance (evaluation by agents and people, repair tools, corrected items library, reports, etc)
      • La Trobe experiment
  • 12. Possible solutions
    • At metadata level:
    • For compliance dc:relation:conformsTo
        • Needs declaration and certification and ….
      • Evaluation and Repair Language (W3C)
  • 13. Possible solutions
    • At metadata level:
    • For repair dc:relation:……???
        • Refers to Web services, Cascading Style Sheets, ….
    • For use with assistive technologies
      • A4A description of user’s AT preferences
  • 14. Possible solutions
    • At metadata level:
    • For equivalent alternatives dc:relation:isEquivalentTo
        • Refers to alternative modalities or different but equivalent alternatives ….
  • 15. New solutions?
    • Interactive metadata
    • People, resources, devices/services, events/contexts