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IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, AND COMPUTER-READABLE RECORDING MEDIUM

  • US 20110274321A1
  • Filed: 04/27/2011
  • Published: 11/10/2011
  • Est. Priority Date: 04/30/2010
  • Status: Active Grant
First Claim
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1. An image processing apparatus that detects an abnormal part from an intraluminal image, the apparatus comprising:

  • a gradient information calculating unit that calculates gradient information of each of pixels, based on pixel values of the intraluminal image;

    a closed region creating unit that, based on the gradient information, creates a closed region satisfying a condition where the closed region does not include, on an inside thereof, any pixel of which a gradient strength is equal to or higher than a predetermined value, and also, a boundary of the closed region does not curve toward an interior of the closed region, with a curvature equal to or larger than a predetermined value; and

    an abnormal part detecting unit that detects the abnormal part from the inside of the closed region.

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