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System And Method For Detecting, Tracking And Counting Human Objects of Interest

  • US 20110286633A1
  • Filed: 06/08/2011
  • Published: 11/24/2011
  • Est. Priority Date: 07/03/2007
  • Status: Active Grant
First Claim
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1. A method of identifying, tracking, and counting objects of interest based upon at least one pair of stereo image frames taken by at least one image capturing device, comprising the steps of:

  • obtaining said at least one pair of stereo image frames and converting each said stereo image frame to a rectified image frame using calibration data obtained from said at least one image capturing device;

    identifying the presence or absence of said objects of interest and comparing each of said objects of interest to existing tracks comprising previously identified objects of interest;

    for each said presence of an object of interest, adding said object of interest to one of said existing tracks if said object of interest matches said one existing track, or creating a new track comprising said object of interest if said object of interest does not match any of said existing tracks; and

    maintaining a count of said objects of interest in a given time period based upon adding said object of interest to one of said existing tracks if said object of interest matches said one existing track, or creating a new track during said given time period;

    wherein, each said track comprises attributes corresponding to the position and height of the object of interest.

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