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Image processing method and system, and medical examination apparatus, for extracting a path following a threadlike structure in an image

  • US 7,016,521 B1
  • Filed: 06/05/2000
  • Issued: 03/21/2006
  • Est. Priority Date: 06/04/1999
  • Status: Expired due to Fees
First Claim
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1. An image processing method of extracting points of a path following a threadlike structure in an image formed by a grid of potential points, the image processing method comprising:

  • marching a front of points forward starting at a predetermined start point until a predetermined end point of the grid is reached to thereby identify at least one track formed by succeeding points denoted fathers and corresponding children of the threadlike structure; and

    back propagating the front along a first track starting at the end point through the children and the fathers of the first track until the start point is reached whereby the points of the path following the threadlike structure in the image are extracted.

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