I posted an updated tech demo of RhNav - Rhizome Navigation visualizing user behavior of this blog. The graph is now centered around the page where most time is spent. Noise created by search engine robots is filtered which should clear things up quite a
C. Wu, V. Potdar, и E. Chang. Advances in Web Semantics I: Ontologies, Web Services and Applied Semantic Web, том 4891 из Lecture Notes in Computer Science, Springer, Berlin, (2009)