Systems and methods for segmentation of radiopaque structures in images
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United States of America Patent
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Jul 21, 2015
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May 16, 2013
app pub date -
Nov 10, 2011
filing date -
Nov 10, 2011
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Abstract
A method of determining a model of a marker includes obtaining projection images, each of the projection images having an image of a marker that indicates a shape of the marker, determining binary images of the marker for respective ones of the projection images, and constructing a three-dimensional model of the marker using the binary images, the three-dimensional model comprising a set of voxels in a three-dimensional space that collectively indicates a three-dimensional shape of the marker, wherein the act of constructing the three-dimensional model is performed using a processing unit.
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