applyTransform          Apply a precomputed transformation
buildAffine             Build an affine matrix up from its constituent
                        transformations
composeTransforms       Compose transformations
decomposeAffine         Decompose an affine matrix into its constituent
                        transformations
deformationField        Calculate the deformation field for a
                        transformation
dim.internalImage       Internal images
dumpNifti               Dump the contents of an internal NIfTI-1 object
forward                 Extract forward and reverse transformations
halfTransform           Calculate a half transformation
invertAffine            Invert an affine matrix
isAffine                Create, test for and print affine matrices
isImage                 Test whether an object represents an image
jacobian                Extract a Jacobian determinant map
ndim                    Number of dimensions
niftyreg                Two and three dimensional image registration
niftyreg.linear         Two and three dimensional linear image
                        registration
niftyreg.nonlinear      Two and three dimensional nonlinear image
                        registration
pixdim                  Pixel dimensions and units
readAffine              Read an affine matrix from a file
readNifti               Read a NIfTI-1 format file
similarity              Similarity measures between images
updateNifti             Update an internal NIfTI-1 object using a
                        template
voxelToWorld            Transform points between voxel and "world"
                        coordinates
writeAffine             Write an affine matrix to a file
writeNifti              Write a NIfTI-1 format file
xform                   Obtain or replace the "xform" transforms for an
                        image
