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. 2005 Dec 31;6(4):221–228. doi: 10.3348/kjr.2005.6.4.221

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Copyright © 2005 The Korean Radiological Society

This is an Open Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/3.0) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.

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Fig. 3 — A. A pixel which does not have a number of adjacent neighbor pixels greater than or equal to the "minimum distance threshold" value, which means it is not a part of the ROI.

B. A pixel which does not have a number of adjacent neighbor pixels less than or equal to the "maximum distance threshold" value, which means it is not a part of the ROI.

C. A pixel which has a number of adjacent neighbor pixels greater than or equal to the "minimum distance threshold" value, and less than or equal to the "maximum distance threshold" value, which means it is a part of the ROI.