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Home < Documentation < 4.3 < Modules < ExtractSkeleton

For the latest Slicer documentation, visit the 4.10 page.

Introduction and Acknowledgements

This work is part of the National Alliance for Medical Image Computing (NA-MIC), funded by the National Institutes of Health through the NIH Roadmap for Medical Research, Grant U54 EB005149. Information on NA-MIC can be obtained from the NA-MIC website.
Author: Jim Miller, GE
Contact: Jim Miller <email></email>


Module Description

Extract the skeleton of a binary object. The skeleton can be limited to being a 1D curve or allowed to be a full 2D manifold. The branches of the skeleton can be pruned so that only the maximal center skeleton is returned.

Use Cases

Most frequently used for these scenarios:

  • Use Case 1:
  • Use Case 2:



Panels and their use


  • IO: Input/output parameters
    • Input Image: Input image
    • Output Image: Skeleton of the input image
  • Skeleton: Skeleton parameters
    • Skeleton type: Type of skeleton to create
    • Do not prune branches: Return the full skeleton, not just the maximal skeleton
    • Number Of Points: Number of points used to represent the skeleton
    • Output points file (.txt): Name of the file to store the coordinates of the central (1D) skeleton points

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