Topics

• Components and k-cores

• Cliques, n-cliques, n-clans, n-clubs, k-plexes, lambda sets, ls-sets

• Factions clustering, hierarchical clustering, Girvan-Newman clustering

Articles

• Borgatti, S. P., Everett, M. G., & Shirey, P. 1990. LS sets, lambda sets and other cohesive subsets. Social Networks, 12: 337-357.  [pdf]

• Borgatti, S.P. How to explain hierarchical clustering. [html]

Reference

• Wasserman and Faust. Chap.

• Subgroups bibliography

Tutorials

• Analyzing Social Networks. Subgroups

• Hanneman & Riddle. Chap. 11

• Everett. Detecting subgroups

Exercises

• Subgroups
• Download zachary attribute data (if necessary)

Handouts

• Some notes on cohesive subgroups

Slides

• Slides/subgroups.pdf