Predictive performance of collaborative filtering model

  • US 20110295762A1
  • Filed: 05/30/2010
  • Published: 12/01/2011
  • Est. Priority Date: 05/30/2010
  • Status: Active Grant
First Claim
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1. A method comprising:

  • for each first entity of a subset of a plurality of first entities, estimating by a computing device an expected improvement of a predictive performance of a collaborative filtering model if additional ratings of the first entity in relation to a plurality of second entities were obtained;

    selecting by a computing device particular first entities from the subset of the first entities of which to obtain the additional ratings in relation to the second entities, based at least on the expected improvements that have been determined; and

    ,obtaining the additional ratings of the particular first entities in relation to the second entities.

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