Bibliometrics
n Originated in social networks
¡ Find power laws exponential distributions
¡ Decay in citation rates, impact of time
¡ Co-citation and bibliographic coupling
¡ Centrality (undirected) and prestige (directed)
n Applying it to the web:
¡ Pagerank: iterative prestige, rank only
¡ HITS: hubs and authorities on a expanded base
set