All data files have the following fields common:
acq_header: MRD acquisition header containing information about raw data.
data: Raw (k-space) data.
img_header: MRD XML header, containing information about system, sequence, etc. (WARNING: Not all information is correct for Pulseq sequences. Example: Flip Angle)
noise_header: MRD acquisition header for noise data.
noise: Raw noise data.
recon_header: Summary information about the image and reconstruction parameters.
image: Reconstructed image.
slc: Selected slice of the image.
D: Selected single slice of the image to be used in mapping.
vial_masks: Mask for each vial.
union_mask: Combined masks of the vials.
vialset: 'MnCl2' or 'NiCl2'
site_name: Which site the data is coming from.
T2 data contains following additional fields:
T2: T2 map
amp: Unitless amplitude map.
B1: Estimated B1 map.
opt: StimFit options structure.
T1 data contains following additional fields:
T1: T1 map.
M: Estimated magnetization map.
B1 data contains following additional fields:
B1map_struct: Contains B1 mapping result as returned from qMRLab.