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PROCESSING IMAGES OF AT LEAST ONE LIVING BEING

  • US 20110311119A1
  • Filed: 03/01/2010
  • Published: 12/22/2011
  • Est. Priority Date: 03/06/2009
  • Status: Active Grant
First Claim
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1. Method of processing images of at least one living being, including:

  • obtaining a sequence (19) of digital images taken at consecutive points in time;

    selecting at least one measurement zone (26) comprising a plurality of image points, whereinthe step (25) of selecting at least one measurement zone (26) includes analyzing information based on pixel data of a plurality of image parts in at least one of the images (19), each image part including at least one image point, and selecting each measurement zone (26) from contiguous parts determined to have similar characteristics; and

    for each measurement zone (26), obtaining a signal (28,30) representative of at least variations in a time-varying average value of a combination of pixel values at least a number of the image points for use in determining at least one of a presence and a frequency value of at least one peak in a spectrum of the signal (28,30) corresponding to a frequency of a periodic physiological phenomenon.

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