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. Author manuscript; available in PMC: 2014 Aug 1.
Published in final edited form as: IEEE Trans Med Imaging. 2013 Apr 30;32(8):10.1109/TMI.2013.2260763. doi: 10.1109/TMI.2013.2260763

Fig. 13.

Fig. 13

Example of ungated 20 MHz IVUS pullback segmentation with the proposed method. (a) Segmentation result produced by our automated approach (NA). (b and c) Detailed view of the area marked by the green box in (a). (b) The user roughly indicates the correct location of the outer wall by drawing a polygon line (arrow, purple line). (c) Refinement result (method NR).