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. Author manuscript; available in PMC: 2010 Sep 10.
Published in final edited form as: IEEE Trans Vis Comput Graph. 1999 JUL–SEP;5(3):196–209. doi: 10.1109/2945.795212

Fig. 6.

Fig. 6

The simplified skeletons marked in blue extracted from a difference area of contours in white (four in the lower slice and two in upper slice).