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. 2015 Jun 30;14:63. doi: 10.1186/s12938-015-0037-1

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© Prinyakupt and Pluempitiwiriyawej. 2015

This article is distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made. The Creative Commons Public Domain Dedication waiver (http://creativecommons.org/publicdomain/zero/1.0/) applies to the data made available in this article, unless otherwise stated.

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The interested object in the second case. a Original image, b preprocessing image, c interested object, d, e concave checking and f segmented cell.