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. Author manuscript; available in PMC: 2022 Jul 11.
Published in final edited form as: OSA Contin. 2021 Jul 15;4(7):2008–2023. doi: 10.1364/osac.426962

Table 3.

Correlation coefficients between epidermal thicknesses evaluated based on ground truth, U-net segmentation, first manual measurement, and second manual measurement.

Ground truth U-net Manual1 Manual2
Ground truth 1 0.77 0.65 0.52
U-net 0.77 1 0.33 0.4
Manual1 0.65 0.33 1 0.31
Manual2 0.52 0.4 0.31 1