Table 2 The essential dataset parameters
Parameter | Specification | Value |
|---|---|---|
Resolution (pixels) | Phantom | 1024 \(\times \) 1024 |
Sinogram | 768 × 512 | |
Density (g/cm3) | Metal | 19.32 |
Teeth | 2.99 | |
Jaw bone | 1.92 | |
Soft tissue | 1.00 | |
Air | 0 | |
Peak kilovoltage (kVp) | X-ray beam | 80 |
Photon count per pixel | Emission (Poisson noise) | \(10^{5}\) |
Standard deviation | Gaussian noise | 10 |
Number of projections | Configuration I | 256 |
Configuration II | 128 | |
Configuration III | 256 |