TABLE IV. COVID-19 Classification Accuracy of 3D ResNet-50 Trained With Different Quantities of Training Samples Selected by 3D ResNet-18. (PRE.–Precision, REC.–Recall (%); T. P.: Training Period).
Number of Negative Samples | ||||
14% (246) | 28% (500) | 56% (1,000) | ALL | |
PRE. | 80.9 | 90.2 | 83.0 | 84.0 |
REC. | 76.0 | 74.0 | 88.0 | 84.8 |
F1 | 78.4 | 81.3 | 85.4 | 84.8 |
T. P. | 2.9 hours | 5.4 hours | 11.3 hours | 23.5 hours |