Semantic Web, and Accessibility
by charles mccn

Table of contents

• The Semantic Web
• The Semantic Web??
• Some Key Technologies:
• Visions from 1994:
• can be given semantics...
• Metadata...
• In Principio (of the Web)...
• old technology: PICS
• PICS is useful...
• ... but PICS is limited
• RDF has (a bit) more power
• In RDF we can...
• Take some information...
• ...and add to it
• Conversion of languages
• Architecture
• RDF+Schema layer
• "Ontology" layer
• What is Accessibility?
• "Transform Gracefully"
• Different input or output
• PICS helps access...
• More powerful: RDF
• Re-render the RDF...
• Or re-render the RDF...
• Combining technologies
• Text is difficult too...
• EARL - accessible authoring support
• EARL pictured
• EARL - use case (authoring)
• EARL - use case (publishing)
• Thank You! Questions?