Table 3 Comparison between pairs of annotators and all annotators across all datasets.

From: 3D whole body preclinical micro-CT database of subcutaneous tumors in mice with annotations from 3 annotators

Annotator

Sørensen-Dice coefficient

Mean volume difference (cm3)

Mean volume difference (%)

A vs. B

0.900 ± 0.056

−0.003 ± 0.030

−0.8% ± 16.5

A vs. C

0.907 ± 0.048

0.006 ± 0.029

2.2% ± 14.7

B vs. C

0.902 ± 0.046

0.009 ± 0.030

3.0% ± 15.1

 

Fleiss’ Kappa

RMSE (cm3)

RMSE (%)

All

0.903 ± 0.046

0.015 ± 0.010

6.9 ± 4.7

  1. The metrics were calculated over the 3D tumor volume. RMSE was performed between the volume of each annotator and the mean volume across all annotators.
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