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Accessibility and Metadata Liddy Nevile La Trobe University
Summary <ul><li>Accessibility </li></ul><ul><ul><li>What is it? </li></ul></ul><ul><ul><li>How does it become involved? </...
What is accessibility? <ul><li>Not ‘clear’ DC </li></ul><ul><li>Not access rights </li></ul><ul><li>Has political connotat...
W3C efforts in WAI <ul><li>Guidelines </li></ul><ul><ul><li>Techniques </li></ul></ul><ul><ul><li>Tests </li></ul></ul><ul...
Other W3C developments <ul><li>Device independence </li></ul><ul><li>Protocols and formats </li></ul><ul><li>cc/pp - compo...
W3C WAI activities.. <ul><li>WCAG </li></ul><ul><li>ATAG </li></ul><ul><li>UUAG </li></ul><ul><li>EO </li></ul><ul><li>......
ATRC <ul><li>Assistive technologies </li></ul><ul><li>Web4All </li></ul><ul><li>==> ACCLIP (IMS Global) </li></ul><ul><ul>...
unBounded Access <ul><li>People with cognitive disabilities </li></ul><ul><li>The engineer use case </li></ul><ul><li>The ...
INCITS V2 <ul><li>Mission - access for everyone to everything </li></ul><ul><li>The universal remote console </li></ul><ul...
Metadata <ul><li>Purposes include: </li></ul><ul><ul><li>Compliance </li></ul></ul><ul><ul><li>Quality maintenance </li></...
Possible solutions <ul><li>At systems level: </li></ul><ul><ul><li>a metadata repository that manages and reports on acces...
Possible solutions <ul><li>At metadata level: </li></ul><ul><li>For compliance dc:relation:conformsTo </li></ul><ul><ul><u...
Possible solutions <ul><li>At metadata level: </li></ul><ul><li>For repair dc:relation:……??? </li></ul><ul><ul><ul><li>Ref...
Possible solutions <ul><li>At metadata level: </li></ul><ul><li>For equivalent alternatives dc:relation:isEquivalentTo </l...
New solutions? <ul><li>Interactive metadata </li></ul><ul><li>People, resources, devices/services, events/contexts </li></ul>
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Accessibility and Metadata

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Transcript of "Accessibility and Metadata"

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