Collaborative tagging as a tripartite network

作者： Renaud Lambiotte , Marcel Ausloos

关键词: Bipartite graph 、 Computer science 、 World Wide Web 、 Projection (relational algebra) 、 Social network 、 Diversity (politics)

摘要: We describe online collaborative communities by tripartite networks, the nodes being persons, items and tags. introduce projection methods in order to uncover structures of i.e. users, genre families... The structuring network is visualised using a tree representation. notion diversity system also discussed.