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A Librarian's Guide to Graphs, Data and the Semantic Web by James Powell

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14

Social networks

This chapter introduced the concept of social network analysis (SNA), which, although not invented by, was certainly made famous by Stanley Milgram and his “six degrees of separation” findings. It described how a social network can be represented as a graph, with people as nodes and the relationships among people serving as edges where edges can also reflect things like whether the relationship is strong or weak, and whether it has directionality. It introduced some terms specific to the SNA community such as homophily and multiplexity, and it described the graph analytic techniques that can be used to explore social networks. Finally we explored two upper level Semantic Web ontologies for representing facts about a social network, ...

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