Table 1.
Image parameters
| DL-CS | CS | Conventional | |
|---|---|---|---|
| Sequence type | Spoiled gradient echo | Spoiled gradient echo | Spoiled gradient echo |
| Fat suppression | mDIXON | mDIXON | mDIXON |
| TR/TE1/TE2 (ms) | 4.10/1.32/2.40 | 4.10/1.32/2.40 | 4.10/1.32/2.40 |
| Field of view (mm3) | 265 × 301 × 112 | 265 × 301 × 112 | 265 × 301 × 112 |
| Matrix | 176 × 201 × 150 | 176 × 201 × 150 | 176 × 201 × 150 |
| Acceleration factor | CS 5 | CS 5 | SENSE 4 |
| Acquisition voxel size (mm3) | 1.50 × 1.50 × 1.50 | 1.50 × 1.50 × 1.50 | 1.50 × 1.50 × 1.50 |
| Reconstruction voxel size (mm3) | 0.75 × 0.75 × 0.75 | 0.75 × 0.75 × 0.75 | 0.75 × 0.75 × 0.75 |
| Bandwidth (Hz/pixel units) | 0.36 | 0.36 | 0.36 |
| Scale factor | 0.6 | 0.6 | 0.6 |
| T2 preparation duration (ms) | 30 | 30 | 30 |
| Acceptance window | 5 | 5 | 5 |
| Flip angle (degree) | 10 | 10 | 10 |
CS compressed sensing, DL deep learning, SENSE sensitivity encoding