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ANOMALOUS STATIONARY OBJECT DETECTION AND REPORTING

  • US 20180084225A1
  • Filed: 06/29/2017
  • Published: 03/22/2018
  • Est. Priority Date: 06/29/2012
  • Status: Active Grant
First Claim
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1. A computer-implemented method, comprisinganalyzing, via one or more processors, an input stream of captured video frames, the captured video frames defining at least one scene;

  • determining, via the one or more processors, if an object has remained at a specified location in the at least one scene for at least a threshold period;

    determining, via the one or more processors, if the object has remained substantially stationary within the at least one scene during the threshold period;

    determining, via the one or more processors, a rareness score for the object if the object is determined to have remained substantially stationary within the at least one scene and remained at the specified location within the at least one scene for at least the threshold period, the rareness score determined based at least on a learned model of previous object behavior within the at least one scene; and

    generating, via the one or more processors, an alert upon determining the rareness score exceeds a threshold.

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