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Table 2 Effect of smoothing by truncation of Fourier descriptors on mean quality metrics as a function of percentage of Fourier descriptors retained.

From: Level set segmentation of bovine corpora lutea in ex situ ovarian ultrasound images

Percentage Used (%) MAD (mm) RMSD (mm) HD (mm) Specificity Sensitivity
100 (no smoothing) 0.87 ± 0.36 1.1 ± 0.47 3.4 ± 2.0 0.990 ± 0.00786 0.814 ± 0.171
10 0.87 ± 0.36 1.1 ± 0.47 3.4 ± 2.0 0.990 ± 0.00784 0.814 ± 0.171
7.5 0.86 ± 0.35 1.1 ± 0.46 3.4 ± 2.0 0.990 ± 0.00782 0.815 ± 0.171
5 0.86 ± 0.35 1.1 ± 0.46 3.4 ± 2.0 0.990 ± 0.00778 0.815 ± 0.172
2.5 0.83 ± 0.35 1.1 ± 0.47 3.3 ± 2.1 0.991 ± 0.00751 0.817 ± 0.175
1 0.77 ± 0.43 0.95 ± 0.54 3.1 ± 2.1 0.992 ± 0.00654 0.821 ± 0.184