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Computer services for identifying and exposing associations between user communities and items in a catalog

  • US 7,571,121 B2
  • Filed: 02/14/2005
  • Issued: 08/04/2009
  • Est. Priority Date: 04/09/1999
  • Status: Expired due to Term
First Claim
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1. A computer system having one or more processors, the computer system comprising:

  • an electronic data repository that stores user activity data associated with each of a plurality of users, said user activity data reflecting user affinities for particular items represented in an electronic catalog, said electronic data repository comprising a computer memory;

    a first component that analyzes the user activity data of the plurality of users, in conjunction with data that associates particular users with particular user communities, to identify, for each of a plurality of said user communities, a respective set of items that are significantly more popular in the respective user community than in a general user population; and

    a second component that provides electronic user access to information that associates the sets of items with the corresponding user communities to assist users in selecting items from the electronic catalog.

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