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COMPUTER PROCESSES FOR IDENTIFYING RELATED ITEMS AND GENERATING PERSONALIZED ITEM RECOMMENDATIONS

  • US 20080033821A1
  • Filed: 08/20/2007
  • Published: 02/07/2008
  • Est. Priority Date: 09/18/1998
  • Status: Active Grant
First Claim
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1. A computer-implemented method, comprising:

  • maintaining transaction histories of each of a plurality of users in computer storage, said transaction histories identifying specific items for which transactions were conducted by the users;

    generating data values that represent degrees to which specific items are related to each other, each data value corresponding to a pair of items, and being dependent upon how frequently the items of said pair co-occur in the transaction histories of the plurality of users;

    using the data values to select, for each of a plurality of items, a corresponding set of related items;

    generating, in computer storage, a mapping that maps each of said plurality of items to the respective set of related items; and

    using the mapping structure, in combination with corresponding ones of said data values, to generate personalized item recommendations for each of a plurality of users.

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