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. 2015 Apr 28;20(4):046014. doi: 10.1117/1.JBO.20.4.046014

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© The Authors. Published by SPIE under a Creative Commons Attribution 3.0 Unported License. Distribution or reproduction of this work in whole or in part requires full attribution of the original publication, including its DOI.

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Fig. 3 — Scatter plot of N/C ratio for manually and automatically selected frames from the oral data set. The regression line is shown; $y = 0.89 x + 0.030$ and $R^{2} = 0.86$ .