Table 2 Parameters configuration in the proposed technique
From: Novel coarse-to-fine dual scale technique for tuberculosis cavity detection in chest radiographs
Modules | Parameters names | Parameters values |
|---|---|---|
GTM | Template size | 75 × 75 pixels |
Wall thickness σ | ||
Aspect ratio a/b | [1, 1.6] | |
Rotation angle θ | {0°,45°,90°,135°} | |
LHFC | Window size | 75 × 75 pixels |
Cell size | 8 × 8 pixels | |
Block size | 2 × 2 cells | |
Block overlap | 0.5 | |
SVM parameters | Default values in LIBSVM software [28] | |
ACS | Snake evolution direction δ | 1 |
Convergence threshold t | 0.05 | |
CFC | SVM parameters | Default values in LIBSVM software [28] |