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Workshop on Online Social Networks

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

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  1. Workshop on Online Social Networks Microsoft Research Cambridge December 7, 2007

  2. Thank you for participating!

  3. 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!

  4. Real life…

  5. ...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

  6. 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?

  7. Social networking services

  8. 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...

  9. Social networking services Source: Bebo, Social Media – ‘getting your message across’

  10. 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

  11. What do social networks enable? Leveraging the “community” in traditional applications • Content/information sharing • Search • Information management • Recommendations • Advertisements

  12. 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

  13. 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/

  14. 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

  15. 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

  16. Workshop Program

  17. Workshop Program

  18. Workshop Program

  19. Workshop on Online Social Networks at SIGCOMM 2008 • CFP out soon! • 6-page papers • Paper deadline • Mid March 2008

  20. 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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