• US 20140198952A1
  • Filed: 03/17/2014
  • Published: 07/17/2014
  • Est. Priority Date: 07/26/1996
  • Status: Active Grant
First Claim
Patent Images

1. A process for identifying pixels in an input signal in one of a plurality of classes in one of a plurality of domains, the input signal comprising a succession of frames, each frame comprising a succession of pixels, the process comprising, on a frame-by-frame basis:

  • for each pixel of the input signal, analyzing the pixel and providing an output signal for each domain containing information to identify each domain in which the pixel is classified;

    providing a classifier for each domain, the classifier enabling classification of pixels within each domain to selected classes within the domain;

    providing a validation signal for the domains, the validation signal selecting one or more of the plurality of domains for processing; and

    forming a histogram for pixels of the output signal within the classes selected by the classifier within each domain selected by the validation signal.

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