Table 5.
Overall Sensitivity, Class-Specific Sensitivity, and Specificity Based on the Texture Features
| Classifier | ROI | Testing Time(s) | Overall Sensitivity (%) | S.D. (%) | Sensitivity (%) | Specificity (%) | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PLE | CLE | BO | NL | PLE | CLE | BO | NL | |||||
| Bayesian | 16 | 7.04 | 65.9 | 1.5 | 88.3 | 39.3 | 56.1 | 80.8 | 96.9 | 85.2 | 92.1 | 80.3 |
| 32 | 7.01 | 76.1 | 1.2 | 93.7 | 69.7 | 62.1 | 82.0 | 97.9 | 87.6 | 92.9 | 90.2 | |
| 64 | 7.23 | 85.3 | 0.9 | 97.5 | 79.4 | 78.1 | 86.6 | 98.7 | 92.5 | 94.3 | 94.7 | |
| SVM | 16 | 0.30 | 66.3 | 1.4 | 86.6 | 46.8 | 58.9 | 73.7 | 94.7 | 83.3 | 91.9 | 85.4 |
| 32 | 0.33 | 77.3 | 1.3 | 96.1 | 70.4 | 65.4 | 79.0 | 97.5 | 88.7 | 92.2 | 91.9 | |
| 64 | 0.20 | 85.8 | 1.2 | 95.9 | 78.5 | 76.9 | 92.6 | 98.0 | 91.6 | 95.6 | 96.0 | |
PLE Panlobular or severe centrilobular emphysema, CLE mild centrilobular emphysema, BO bronchiolitis obliterans, NL normal lung parenchyma.