« Underachieving | Main | The volcano » Still polarized...In 2004, Valdis Krebs analyzed patterns of political book purchases at Amazon, looking at Amazon's "also bought" data. [Link] Says Valdis, "Analyzing the patterns of directed links in the network above, we determined the most influential books in each cluster using a social network analysis metric. Broken Government is the most influential blue book, and An Inconvenient Book is the most influential red book, just beating out Power to the People."
jon posted this at 1:44 PM |
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