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Workshop on Online Social Networks. Microsoft Research Cambridge December 7, 2007. Thank you for participating!. Why this workshop?. Goals: Discuss interesting future research directions Identify challenges and implications for network and distributed systems design Format:

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workshop on online social networks

Workshop on Online Social Networks

Microsoft Research Cambridge

December 7, 2007

why this workshop
Why this workshop?
  • Goals:
    • Discuss interesting future research directions
    • Identify challenges and implications for network and distributed systems design
  • Format:
    • Highly interactive encouraging discussions
    • More questions than answers!
and the networking community
...and the networking community

Network geometry and design, Inference of network properties, Multihoming and overlays, Wireless, Secure networks, Troubleshooting, Congestion control, Router design, DNS

Enterprise networks, Network Applications, System design, Incentives, Routing, Architectures, Reliability, Attack protection, Resource allocation, Wireless, Network characteristics

Multicast and Anycast, Control mechanisms, WWW, Performance analysis, Routing, TCP, Tracing and Measurement, Header Processing

research on social networks
Research on social networks
  • Inter-disciplinary
    • Sociology
    • Economics
    • Information retrieval
    • Data mining
  • Venues
    • ACM: KDD, SIGIR, SiGMOD, SIGCHI, EC
    • WWW
    • ...
  • Why not addressed by the networking community?
social networks and networking
Social networks and “networking”
  • Social networks is “networking”
    • Connected components, interacting nodes, etc.
  • Related topics have been studied under different settings...
    • P2P networks
    • Information dissemination
      • Epidemics
  • Social networks:
    • Rely on human intensions...
social networking services
Social networking services

Source: Bebo, Social Media – ‘getting your message across’

social networking services10
Social networking services
  • Social communities
    • Bebo, MySpace, Facebook, etc.
  • Content sharing
    • YouTube, Flickr, MSN Soapbox, etc.
  • Corporate
    • LinkedIn, Plaxo, etc.
  • Portals
    • MSN, Yahoo 360, etc.
  • Recommendation engines
    • Last.fm, StumbleUpon, Digg, Me.dium, etc.
  • Bookmarking/Tagging
    • Del.icio.us , CiteUlike, Furl, etc.
  • Discussion groups
    • Blogs, forums, chat, messaging, Live QnA, etc.
  • Mobile social networks
    • Vipera, Nokia “MOSH”, etc.
  • Virtual worlds
    • Second life
what do social networks enable
What do social networks enable?

Leveraging the “community”

in traditional applications

  • Content/information sharing
  • Search
  • Information management
  • Recommendations
  • Advertisements
research topics of interest
Research topics of interest
  • Identification of communities and their evolution in time
    • Measurement and analysis of online communities
    • Social media analysis: blogs and friendship networks
  • Recommendation / collaborative filtering systems
    • Rating, review, reputation, and trust systems
    • Expertise / interest tracking
  • Information sharing and forwarding
    • Search strategies in social networks
    • Viral marketing strategies
  • Implications on network and distributed systems design
    • System design for social networks
    • Mobile social networks
  • Privacy and anonymity
projects on information search filtering sharing services

Projects on information search, filtering, sharing, services

Albatross

Information services leveraging mobile device contacts

TagBooster

Ranking and suggesting popular items

  • Systems and Networking group http://research.microsoft.com/camsys/
albatross opportunistic communication services

ALBATROSSOpportunistic Communication Services

  • Information services leveraging opportunistic communications between human-carried mobile devices.
  • Ad-hoc/distributed community-based services with limited or no infrastructure
  • Related projects:
  • Delay Tolerant Networking
  • Haggle
tagbooster
TagBooster

System for ranking and

suggesting popular items

Item suggestions

user selection

apollo

nasa

space

flickr

photos

nasa

pictures

apollo

moon

  • App scenarios:
  • Social tagging (videos, photos, bookmarks)
  • Search query popularity
  • Goals:
  • Learn true popularity ranking(unbiased by suggestions)
  • Suggest true popular items
  • Identify true popular items quickly
workshop on online social networks at sigcomm 2008
Workshop on Online Social Networks at SIGCOMM 2008
  • CFP out soon!
  • 6-page papers
  • Paper deadline
    • Mid March 2008
why this workshop20
Why this workshop?
  • Goals:
    • Discuss interesting future research directions
    • Identify challenges and implications for network and distributed systems design
  • Format:
    • Highly interactive encouraging discussions
    • More questions than answers!
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