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Method and system for identifying objects in an image

  • US 20060062458A1
  • Filed: 06/27/2005
  • Published: 03/23/2006
  • Est. Priority Date: 03/06/2003
  • Status: Active Grant
First Claim
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1. A method for identifying objects in an image comprising:

  • processing the image with a gradient operator to produce a gradient magnitude and direction for each pixel;

    determining a number of different gradient directions in a portion of the processed image; and

    identifying the portion of the processed image as an object if the number of different gradient directions exceeds a threshold number of gradient directions.

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