Table 3.
Results of simulations in the human brain. The RMSE in T1 estimates (units of s) are given for each angle set and SNR. RMSE % change is in comparison to optimal angle set for that same number of flip angles.
| Nα = 2 | Nα = 10 | |||||||
|---|---|---|---|---|---|---|---|---|
| SNR | Optimal angle set |
Control angle set | Optimal angle set |
10-point repeat | 10-point range | |||
| RMSE | RMSE | % change |
RMSE | RMSE | % change |
RMSE | % change |
|
| 5 | 5.94E-1 | 6.13E-1 | +3.20 | 2.15E-1 | 2.17E-1 | +0.93 | 3.74E-1 | +74.0 |
| 10 | 2.50E-1 | 2.51E-1 | +0.40 | 1.07E-1 | 1.07E-1 | -- | 1.87E-1 | +74.8 |
| 15 | 1.62E-1 | 1.63E-1 | +0.62 | 7.13E-2 | 7.13E-2 | -- | 1.24E-1 | +73.9 |
| 20 | 1.21E-1 | 1.21E-1 | -- | 5.36E-2 | 5.36E-2 | -- | 9.33E-2 | +74.1 |
| 30 | 8.02E-2 | 8.00E-2 | −0.25 | 3.57E-2 | 3.57E-2 | -- | 6.21E-2 | +73.9 |
| 40 | 6.00E-2 | 6.00E-2 | -- | 2.68E-2 | 2.68E-2 | -- | 4.66E-2 | +73.9 |