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Access monitoring and control system and method

  • US 8,009,041 B2
  • Filed: 11/13/2007
  • Issued: 08/30/2011
  • Est. Priority Date: 11/13/2007
  • Status: Active Grant
First Claim
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1. An access monitoring and control system, comprising:

  • a sensing device configured to collect data points regarding at least one of movement of a person through an access portal and a state of the access portal; and

    a processing unit configured to receive the data points from the sensing device, to organize the data points in time slots, and to form activity clusters from the data points based upon similar patterns of inactive or active behaviors during days of a week, wherein each day represents an instance in a data set and each time slot represents an attribute of the instance, wherein each of the data points of the activity clusters represent a cumulative inactive time, and wherein the processing unit is configured to group the days that have the most similar patterns to form the activity clusters.

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