sioc

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Data silos on the social web

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Can be linked via semantics

Social Semantic Web

Two-way street: semantic web can help social web, vice versa • Can Use semantic web to describe people,

content objects and the connections that bind them all together so that social sites can interoperate via semantics

• In the other direction, object-centered social websites can serve as rich social data sources for semantic applications

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Semantically-Interlinked Online Communities (SIOC)

• Goal of the SIOC ontology is to address interoperability issues on the Social Web – sioc-project.org – W3c member submission in 2007

– SIOC has been adopted in a framework of 100 applications or modules deployed on hundreds of sites

– Web 2.0, enterprise info integ, HCLS, e-gov

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Some of the SIOC core ontology classes and properties

Sioc food chain

Some applications using sioc

RDFA in drupal 7

• Drupal cms used by 1 percent of all sites

• Five Alpha versions of drupal 7 released already, semantic web support built-in: – Release candidate version on its way

• Rdfa (sioc, foaf, dublin core, skos) data for blog posts, forums, etc.

• Video at www.semantic-drupal.com

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Rdfa on newsweek.com

An ontology stack for the social semantic web

Distributed

Architecture

www.Smob.me

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Sioc can be used to...

• ...provide a layer of rdfa metadata from a social website, e.g. to enhance search results

• ...get a Complete representation/xml dump of a social website (export, import)

• ...be a native format for social websites

• ...do other stuff; just imagine; Thanks!