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Methods and apparatus to monitor audience exposure to media using duration-based data

  • US 20090265215A1
  • Filed: 04/22/2008
  • Published: 10/22/2009
  • Est. Priority Date: 04/22/2008
  • Status: Active Application
First Claim
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1. A method to monitor media exposure in a public establishment, comprising:

  • determining a duration of exposure to an information medium based on transaction information associated with access to a public establishment;

    determining a first duration value based on the duration of exposure;

    determining a second duration value indicative of a duration for which the information medium is accessible within the public establishment; and

    determining an exposure performance value based on the first and second duration values indicative of an exposure performance of the information medium.

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