Field Mapping
There are currently two field map protocols available at CFMRI. The table below compares the two protocols.Back to Top
Protocol 1 (older)
(2dFLASH based)Protocol 2 (recent)
(GRASS based)Available on Scanner 3teast and 3twest 3teast and 3twest Scans fm_TE1_NFS (1:08)
fm_TE2_NFS (1:08)AssetCal (0:06)
fm_grass (1:10)Total Scan Time 2:16 1:16 Coil BODY coil 8channel HRBRAIN Post Processing files
(requires :
Redhat Linux 8.0 or newer,
FSL4.0 or newer,
and AFNI_2006_06_30 or newer)ppge4
epidewarp4.ucsd
dicomrxggfm
epidewarp4.ucsd
dicomrxDownload Instructions CFMRI Field Map User's Guide More Info on Geometric Distortion Correction Link