Mining di dati web. Lezione n° 2 Il grafo del Web A.A 2006/2007. The Web Graph. The linkage structure of Web Pages forms a graph structure. The Web Graph (hereinafter called W ) is a directed graph W = (V,E) V is the vertex set and each vertex represents a page in the Web.
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Lezione n° 2
Il grafo del Web
where a (the constant of proportionality) and k (the exponent of the power law) are constants.
Power law trend:
to find a web graph model
that produces graphs which
provably has all four properties.What’s the best model for W?