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Social Network Analysis - Lecture 11 - *

Social Network Analysis - Lecture 11 - *. Dr. Stefan Siersdorfer. * Figures and Examples in Slides from Easley and Kleinberg 2010. Milgram Experiment: Results. Small Wold: MS Instant Messenger. Watts- Strogatz Model (1). Watts- Strogatz Model (2). Decentralized Search.

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Social Network Analysis - Lecture 11 - *

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  1. Social Network Analysis- Lecture 11 - * Dr. Stefan Siersdorfer * Figures and Examples in Slides from Easley and Kleinberg 2010

  2. Milgram Experiment: Results

  3. Small Wold: MS Instant Messenger

  4. Watts-Strogatz Model (1)

  5. Watts-Strogatz Model (2)

  6. Decentralized Search

  7. Modelling Decentralized Search • Idea: probability of random edge beteen nodes v and w decay with distance:~ d(v,w)-q

  8. What‘s the best q for decentralized search?

  9. Spatial Distribution of LiveJournal Users

  10. Optimal Exponent: LiveJournal Experiment

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