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. Author manuscript; available in PMC: 2015 May 1.
Published in final edited form as: Med Image Anal. 2015 Mar 2;22(1):63–76. doi: 10.1016/j.media.2015.02.003

Figure 6.

Figure 6

Cavity patching by topological closing operations. Left: Surface model of the binary volume that simulates a tooth cavity. Middle: The 3D image volume based closing operation does not properly patch the cavity region. Right: The 2D image slice based closing operation patches the cavity region properly.