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| applyAffine | Two and three dimensional image registration |
| convertAffine | Convert an affine matrix between different storage conventions |
| decomposeAffine | Decompose an affine matrix into its constituent transformations |
| niftyreg | Two and three dimensional image registration |
| readAffine | Read an affine matrix from a file |
| writeAffine | Write an affine matrix to a file |
| xformToAffine | Create an affine matrix corresponding to the "xform" of an image |