Chapter 7

Metadata and the Semantic Web

The Semantic Web
- Structured Data
- Linked Open Data
Wide Variety of Annotations and Syntaxes
meta Tags
Schemas, Vocabularies, and Ontologies
- Microformats
  - hCalendar
  - hCard
  - rel="license"
  - rel="nofollow"
  - rel="tag"
  - Vote Links
  - XFN
  - XMDP
  - Drafts and Future Microformats
- Microdata
  - People
  - Events
  - Image Licensing with Microdata
- FOAF
- DOAC
- Dublin Core
  - Dublin Core Namespaces
  - Simple Dublin Core
  - Qualified Dublin Core
  - Dublin Core Expressed by (X)HTML Meta and Link Elements
  - Dublin Core Expressed in XML
  - Dublin Core Expressed in RDF
- Resource Description Framework
  - RDF in XML Serialization Syntax
  - RDF in N3 Syntax
  - RDF in Turtle Syntax
  - RDFa
  - RDF Schema
- OWL
  - Syntaxes
  - Properties
  - Classes
Combining Metadata
- Combining Vocabularies in RDF
- Microdata and Microformats
- Dublin Core and vCard in RDF
- Dublin Core, vCard, and Math-Net
- DC, IMS, and ODRL
Special Applications
- Image Metadata and XMP
- Metadata for YouTube Videos
  - Facebook Share and RDFa Rich Snippets
  - Yahoo! SearchMonkey RDFa
Metadata in SEO