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Social Networks. Stefan Decker Digital Enterprise Research Institute NUI Galway, Ireland. Social Networking Sites: Making Social Connections Explicit. Social Networking Sites. Virtual Communities: FOAF (the original – Semantic Web Origin – community driven)

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Social networks l.jpg

Social Networks

Stefan Decker

Digital Enterprise Research Institute

NUI Galway, Ireland



Social networking sites l.jpg
Social Networking Sites

  • Virtual Communities:

    • FOAF (the original – Semantic Web Origin – community driven)

    • Friendster – http://www.friendster.com ($13 million venture funding, Oct. 2003)

    • LinkedIn - http://www.linkedin.com ($4.7 million Venture Funding, Nov. 2003)

    • http://www.ryze.com

    • http://www.tribe.net ($6.3 million in venture funding)

    • http://www.orkut.com (in affiliation with Google (in reality one guy at Google in his free time))





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LinkedIn: Search Results for Venture Capitalist

I didn’t even knowthese people existed…

Good technology idea to

pitch? 



Community building l.jpg
Community Building

Create a new Community(Ontology Term)


Orkut com example of a online community l.jpg
Orkut.com: Example of a Online Community

Send Message

Discussion Board

Events


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Tribe.net: Communities

Create a new Tribe(Ontology Term)


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A Tribe.net Community

Discussion Board

Events Listing


Privacy issues orkut com l.jpg
Privacy Issues: Orkut.com

  • “We may share both personally identifiable information about you and aggregate usage information that we collect with Google Inc. and agents of orkut in accordance to the terms and conditions of this Privacy Policy. We will never rent, sell, or share your personal information with any third party for marketing purposes without your express permission.”

  • Targeted Advertisements anyone?


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Variation: wordofmouth

  • Idea: make background knowledge available

  • Connections remain anonymous

  • Not based on inivitation

  • Did make me very nervous (and caused me to pay $20)


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Applications: Connecting University Alumni

  • “In just three months, we received over 8,000 updates to alumni contact information, 2,000 new online alumni members, and over 150,000 connections between alumni. [Social Networking] is helping us realize a dream we have held for years -- a virtual community of Stanford alumni.” Howard Wolf, president of the Stanford Alumni Association (October 22, 2003)


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Poor Collaboration Facilities –the next step: BSCW

  • Document storage, organization, and versioning

  • Various document metadata

  • Synchronous and asynchronous communication


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The Next Step after that: The Networked Social Network Desktop

  • The desktop and the network becomes one

  • Document exchange and collaboration

  • Collarborative ontology and metadata creation and sharing



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