Table 2.
Confusion matrix statistics table of RGB image and spectrum data test results, which compares the esophageal cancer spectrum data test and the test results using RGB esophageal cancer images.
| Confusion Matrix | True Value | Total | ||||
|---|---|---|---|---|---|---|
| WLI RGB | Normal | Dysplasia | High-Grade Dysplasia |
Invasive Cancer | ||
| Predicted value | Normal | 13 | 3 | 0 | 2 | 112 |
| Low-grade dysplasia | 1 | 11 | 1 | 0 | ||
| High-grade dysplasia | 3 | 1 | 30 | 1 | ||
| Invasive cancer | 0 | 3 | 4 | 39 | ||
| NBI RGB | Normal | Low-Grade Dysplasia | High-grade dysplasia | Invasive Cancer | ||
| Predicted value | Normal | 25 | 2 | 0 | 1 | 152 |
| Low-grade dysplasia | 1 | 15 | 1 | 0 | ||
| High-grade dysplasia | 5 | 1 | 38 | 0 | ||
| Invasive cancer | 6 | 0 | 4 | 53 | ||
| WLI spectrum | Normal | Low-Grade Dysplasia | High-grade dysplasia | Invasive Cancer | ||
| Predicted value | Normal | 23 | 2 | 1 | 1 | 155 |
| Low-grade dysplasia | 2 | 21 | 1 | 1 | ||
| High-grade dysplasia | 0 | 3 | 45 | 3 | ||
| Invasive cancer | 0 | 2 | 2 | 48 | ||
| NBI spectrum | Normal | Low-Grade Dysplasia | High-grade dysplasia | Invasive Cancer | ||
| Predicted value | Normal | 24 | 2 | 1 | 0 | 153 |
| Low-grade dysplasia | 1 | 24 | 0 | 1 | ||
| High-grade dysplasia | 0 | 1 | 41 | 1 | ||
| Invasive cancer | 0 | 0 | 3 | 51 | ||