Table 1. List of parameters to be fitted, per voxel.
Symbol | Feature | Initial guess | Allowable range [lower, upper] |
Height of myelin water distribution | 0.1 | [0, 1] | |
Mean of myelin water distribution | 15 ms | [10 ms, 40 ms] | |
St. dev. of myelin water distribution | 10 ms | None specified | |
Height of intra/exra-cellular distribution | 0.9 | [0, 1] | |
Mean of intra/exra-cellular distribution | 80 ms | [60 ms, 200 ms] | |
St. dev. of intra/exra-cellular distribution | 100 ms | None specified | |
Height of long-T2 (CSF) signal | 0 | None specified | |
Mean of long-T2 (CSF) signal | 1800 ms | None specified |
Their initial guess and allowable range, used during constrained optimization, are also shown.