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. Author manuscript; available in PMC: 2019 Jul 23.
Published in final edited form as: Proc SPIE Int Soc Opt Eng. 2018 Mar 12;10578:105781J. doi: 10.1117/12.2293346

Table 1.

Pearson correlation coefficients between CBCT-based measurements and gold-standard micro-CT for 35 transiliac bone biopsy samples. The rows represents the four CBCT segmentation algorithms proposed in this study.

Algorithm BV/TV Tb.Th Tb.Sp Tb.N
2-Threshold Otsu 0.76 0.70 0.58 0.67
Local 0.78 0.85 0.64 0.67
Pre-thresholded Local 0.89 0.85 0.90 0.87
Pre-thresholded Local Laplacian 0.93 0.89 0.91 0.88