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Number of repetitions required for each data reduction method to achieve 10% error or less using the in vivo MR data.
| Acceleration Factor | Reduction Method |
Acquisition Type | ||
|---|---|---|---|---|
| 2D (Ny) | 3D (Nx*Ny) | EPI (Shots) | ||
| R = 1 | Zeropad | 24 | 768 | 2 |
| Smooth Zeropad | 48 | 5120 | 7 | |
| Keyhole | 16 | 512 | 1 | |
| Smooth Keyhole | 32 | 2304 | 4 | |
| R = 2 | Zeropad | 16 | 384 | 1 |
| Smooth Zeropad | 24 | 2560 | 4 | |
| Keyhole | 8 | 192 | 1 | |
| Smooth Keyhole | 16 | 768 | 2 | |
| R = 3 | Zeropad | 8 | 192 | 1 |
| Smooth Zeropad | 16 | 1536 | 2 | |
| Keyhole | 8 | 128 | 1 | |
| Smooth Keyhole | 8 | 320 | 1 | |
