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. Author manuscript; available in PMC: 2012 Feb 3.
Published in final edited form as: IEEE Trans Med Imaging. 2010 Sep 16;30(2):266–278. doi: 10.1109/TMI.2010.2076300

Fig. 6.

Fig. 6

The lung surface model (a) at an iso-value of −850 HU is subdivided into an “airway” component (b) and a non-airway component (c), following the application of the set of curvature filtering criteria.