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23
Social Graph Extraction,
Integration, and Analysis
23.1 INTRODUCTION
As mentioned in Chapter 7, one of the major tasks in social network analysis is to represent the
network. Typically, social networks are represented using graphs. One needs to come up with a way
to electronically represent these graphs. Another task is to build the network. For example, in social
networks such as Facebook, one can build a graph where the nodes are the people in the network
and the links are the relationships between the people (e.g., friendships). In many situations, we
may need to build a network from vast amounts of data, both structured and unstructu ...