Table 1.
The acquisition parameters for MR, CT, and CBCT data sets
| Acquisition parameter | MR scan | CT scan | CBCT scan |
|---|---|---|---|
| Slice thickness (mm) | 2.5 | 3.0 | 2.0 |
| kV | 120 | 125 | |
| Fan type | Half | ||
| Trajectory | Full | ||
| Sequence type | Fast recovery FSE | ||
| 2D/3D | 2D | ||
| Freq. FOV right–left direction (mm) | 448 | ||
| Phase FOV anterior–posterior direction (mm) | 314 | ||
| Scan matrix (freq. × phase) | 640 × 512 | ||
| Recon. matrix (freq. × phase) | 1024 × 1024 | ||
| TR (ms) | 15 000 | ||
| TE (ms) | 96 | ||
| Slice spacing (mm) | 0 | ||
| Number of slices | 88 | ||
| Number of echoes | 1 | ||
| 3D geometry correction | On | ||
| Bandwidth (Hz/Pixel) | 390 | ||
| Shimming method | Auto (first order) | ||
| RF transmit mode | Multi transmit | ||
| Acquisition time (min) | 7 |