Table 2.
Description of imaging acquisition parameters.
| Features | Main Task | T1w | DWI | Distortion Correction |
|---|---|---|---|---|
| Resolution [mm] | 2.7 (iso) | 0.8 (iso) | 1.7 (iso) | 2.7 (iso) |
| # Volumes | Varies per task | 1 | 1 | 2 |
| FOV [mm] | 220 | 256 | 240 | 220 |
| Matrix Size | 82 × 82 | 320 × 320 | 130 × 130 | 82 × 82 |
| TR [s] | 0.46 | 2 | 4.11 | 7.22 |
| TE [ms] | 27.20 | 2.11 | 88.40 | 73.00 |
| Flip Angle [degree] | 44° | 8° | 90° | 90° |
| Slice Orientation | Transversal | Sagittal | Transversal | Transversal |
| Phase Encoding Direction | A >> P | A >> P | A >> P | A >> P |
| Number of Slices | 56 | 224 | 81 | 56 |
| Slice Thickness [mm] | 2.7 | 0.8 | 1.7 | 2.7 |
| Distance Factor [%] | 0 | 50 | 0 | 0 |
| Order of Slice Acquisition | Interleaved | Interleaved | Interleaved | Interleaved |
| iPAT mode | none | GRAPPA | none | none |
| Multiband Acceleration Factor | 8 | 3 | 3 | 1 |
| Bandwidth [Hz/px] | 3048 | 240 | 1700 | 3048 |