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. Author manuscript; available in PMC: 2013 Oct 1.
Published in final edited form as: Med Image Anal. 2013 Feb 4;17(3):387–400. doi: 10.1016/j.media.2013.01.005

Fig. 17.

Fig. 17

The iterative correction of function a is essential for CBCT image enhancement as in (c), but also helps with registration as in (b), when compared to the SSD + MI approach with no intensity correction (a). See text for further details.