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Table 2 The means and standard deviations of the percentage statistic with respect to four observers for the nodule boundaries derived by the APHS algorithm when Q = 1–32, 1–128, and 1–512

From: Anatomy packing with hierarchical segments: an algorithm for segmentation of pulmonary nodules in CT images

 

Q = 1–32 (%)

Q = 1–128 (%)

Q = 1–512 (%)

Percentage statistic

 Solid

83.34 ± 11.22

97.50 ± 1.67

99.12 ± 1.67

 Nonsolid

12.23 ± 5.6

38.09 ± 7.27

53.62 ± 5.59

 All

39.93 ± 6.74

51.96 ± 9.18

72.74 ± 6.99

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