Analyzing Social Media Networks with NodeXL

Chapter 7

Clustering and Grouping

Outline

7.1 Introduction

7.2 The 2007 Senate Voting Analysis

7.2.1 Filtering Edges to Identify Groups within a Network

7.2.2 Automatically Identifying Clusters

7.2.3 Creating Clusters Manually

7.3 Les Misérables Character Clusters

7.4 Federal Communications Commission (FCC) Lobbying Coalition Network

7.5 Practitioner’s Summary

7.6 Researcher’s Agenda

7.1 Introduction

Many large networks are a complex combination of smaller groups or subgraphs. High school networks in the United States consist of subgroups of jocks, nerds, goths, and the like. Facebook networks are made up of clusters of family members, schoolmates, work colleagues, and other forms of association (Chapter 11). Legislative bodies like the ...