FLIRT (FMRIB's Linear Image Registration Tool) is a fully automated robust and accurate tool for linear (affine) intra- and inter-modal brain image registration.
FLIRT comes with a main GUI as well as three supporting guis:
- ApplyXFM - for applying saved transformations and changing FOVs
- InvertXFM - for inverting saved transformations
- ConcatXFM - for concatenating saved transformations