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Enhanced electronic program guides

  • US 20090178081A1
  • Filed: 08/29/2006
  • Published: 07/09/2009
  • Est. Priority Date: 08/30/2005
  • Status: Active Grant
First Claim
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1. A method for rating programs, the method comprising:

  • receiving a sample of viewing logs from a plurality of set top boxes (STBs);

    determining, from the sample of viewing logs, at least;

    groups of viewers sharing similar interests; and

    groups of programs sharing similar audience;

    computing time dynamics of rating distribution for the groups of viewers and the groups of programs; and

    incorporating at least one of the following into broadcast metadata;

    the time dynamics of rating distributions of the groups of viewers for each of the groups of programs;

    rating distributions of the groups of viewers for each of the groups of programs marginalized by time;

    rating distributions of the groups of viewers for each program marginalized by time;

    relative sizes of each group of viewers; and

    a mapping of each program to groups of programs,thereby making the broadcast metadata available to the plurality of STBs for use in computing ratings.

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