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. 2014 Jun 4;9(6):e98391. doi: 10.1371/journal.pone.0098391

Table 1. List of parameters to be fitted, per voxel.

Symbol Feature Initial guess Allowable range [lower, upper]
Inline graphic Height of myelin water distribution 0.1 [0, 1]
Inline graphic Mean of myelin water distribution 15 ms [10 ms, 40 ms]
Inline graphic St. dev. of myelin water distribution 10 ms None specified
Inline graphic Height of intra/exra-cellular distribution 0.9 [0, 1]
Inline graphic Mean of intra/exra-cellular distribution 80 ms [60 ms, 200 ms]
Inline graphic St. dev. of intra/exra-cellular distribution 100 ms None specified
Inline graphic Height of long-T2 (CSF) signal 0 None specified
Inline graphic Mean of long-T2 (CSF) signal 1800 ms None specified

Their initial guess and allowable range, used during constrained optimization, are also shown.