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. Author manuscript; available in PMC: 2020 Feb 1.
Published in final edited form as: Med Image Anal. 2019 Nov 8;60:101602. doi: 10.1016/j.media.2019.101602

Fig. 6.

Fig. 6.

An example kidney US image and kidney boundary (a), its boundary distance map (b), and its normalized potential distance map with λ = 1 (c). The colorbar of (c) is in log scale.