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Rule-based combination of a hierarchy of classifiers for occlusion detection

  • US 8,331,674 B2
  • Filed: 04/06/2007
  • Issued: 12/11/2012
  • Est. Priority Date: 04/06/2007
  • Status: Active Grant
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1. An occlusion detection system, comprising:

  • a decomposer configured to decompose an image into a set of hierarchical parts;

    a hierarchy of classifiers, including multiple view-based classifiers, employed to detect features in the image and the hierarchical parts; and

    at least one logical operation configured to logically combine a classification result from at least two of the classifiers to detect an occlusion state of the image by detennining that no face is detected in an image that has a detected person.

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