Table 5 Accuracies of the classification on internal and external validation datasets, for 6 segmentations (4 automatic, 2 manual).
Classification model | Applied segmentation | Internal validation accuracy | External validation accuracy |
|---|---|---|---|
4-class classification model | CNN1 (BLAST-CT) | 50% (3/6) | 67% (8/12) |
CNN2 | 67% (4/6) | 67% (8/12) | |
Manual4 | 67% (4/6) | 67% (8/12) | |
7-class classification model | CNN3 | 83% (5/6) | 75% (9/12) |
CNN4 | 83% (5/6) | 83% (10/12) | |
Manual7 | 83% (5/6) | 67% (8/12) |
