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. Author manuscript; available in PMC: 2010 Jun 1.
Published in final edited form as: Med Image Anal. 2009 Feb 21;13(3):483–493. doi: 10.1016/j.media.2009.02.005

Fig. 2.

Fig. 2

The unfolding process. (a) Transforming aorta into a straight cylinder. (b) Unfolding the cylindrical surface into a terrain-like surface.