Table 13.
Analysis of various filter combinations within the LM-LBP filter bank for WCE and colonoscopy
| Filter Combination | Average Performance for WCE | Average Performance for Colonoscopy | ||||||
|---|---|---|---|---|---|---|---|---|
| P | R | S | A | P | R | S | A | |
| 36 Gaussian filters + four LBPs | 83.9 | 81.7 | 95.2 | 94.8 | 85.2 | 96.1 | 92.9 | 94.0 |
| 18 first-order derivative of Gaussian filters + four LBPs | 78.8 | 80.5 | 94.4 | 93.7 | 85.8 | 95.7 | 93.3 | 94.0 |
| 18 second-order derivative of Gaussian filters + four LBPs | 74.8 | 77.4 | 94.0 | 93.0 | 84.9 | 95.1 | 92.8 | 93.5 |
| 8 Laplacian of Gaussian filters + four LBPs | 69.8 | 67.7 | 91.0 | 90.7 | 83.6 | 93.1 | 92.3 | 92.6 |
| 4 other Gaussian filters + four LBPs | 70.2 | 69.3 | 91.6 | 91.1 | 81.4 | 92.4 | 91.1 | 91.5 |
| All 48 filters + four LBPs | 89.0 | 91.0 | 97.3 | 96.9 | 89.4 | 98.2 | 95.1 | 96.0 |