BUS 082 Lecture Notes - Lecture 18: Social Network Analysis Software, Second Life, Network Theory
Document Summary
A social network is a social structure made up of individuals (or organizations) called. "nodes", which are tied (connected) by one or more specific types of interdependency, such as friendship, kinship, common interest, financial exchange, dislike, personal relationships, or relationships of beliefs, knowledge or prestige. Examples: facebook, myspace, twitter, linkedin, youtube, secondlife. Social network analysis views social relationships in terms of network theory consisting of nodes and ties (also called edges, links, or connections) Nodes are the individual actors within the networks, and ties are the relationships between the actors. The resulting graph-based structures are often very complex. Statistics: facebook: 800+ million active users (50% log on each day average user has. 130 friends ) 13 million in australia: twitter: 465+ million (1. 8m au, linkedin: 500 million (2m au, youtube: 500+ million (11m au, imagine the data mining possibilities!! (and research, and opportunity for fraud!)