| DMR | Diffusion MR project | text file, describing the project which data is in a DWI file (compare FMR ↔ STC) |
| DWI | Diffusion Weighted Images | binary file containing raw diffusion weighted data |
| TRF | TRansformation File | text file, containing transformation parameters |
| VDW | Volume Diffusion Weighted file | binary file, 3-D diffusion weighted data set (compare to VTC) |
| GRB | Gradient directions and b-values | text file, containing gradient directions and b-values |
| DDT | Diagonalized Diffusion tensors file |
|
| TVL | Tensor Volume file | binary tensor file for use in TrackMark |
| VMP | Volumetric Map | Binary file containing FA or mean diffusivity values for each voxel. |
| FBR | fiber file | text file containing the fiber points |
| VOI | Volume of Interest | text file, containing voxel positions for each voxel in the VOI/ROI |