Table 3.
Objective indices obtained using various approaches: (a) proposed approach, (b) GASVM approach, (c) PCA approach, (d) SFFS approach, (e) approach using all features, (f) approach using textural features, and (g) approach using morphological features
| Item | (a) | (b) | (c) | (d) | (e) | (f) | (g) |
|---|---|---|---|---|---|---|---|
| Accuracy | 96.67 % | 95.24 % | 92.38 % | 92.86 % | 92.38 % | 83.33 % | 90.95 % |
| Sensitivity | 96.67 % | 97.78 % | 95.56 % | 94.44 % | 93.33 % | 85.56 % | 88.89 % |
| Specificity | 96.67 % | 93.33 % | 90.00 % | 91.67 % | 91.67 % | 81.67 % | 92.50 % |
| PPV | 95.60 % | 91.67 % | 87.76 % | 89.47 % | 89.36 % | 77.78 % | 89.89 % |
| NPV | 97.48 % | 98.25 % | 96.43 % | 95.65 % | 94.83 % | 88.29 % | 91.47 % |