File list (Check if you may need any files):
compile_c_files.m
functions
.........\backwards2forwards.m
.........\backwards2forwards_2d_double.c
.........\backwards2forwards_2d_double.m
.........\backwards2forwards_3d_double.c
.........\backwards2forwards_3d_single.c
.........\fminlbfgs.m
.........\image_difference.m
.........\imgaussian.m
.........\imresize3d.m
.........\make_grid_image.m
.........\make_init_grid.m
.........\maple_penalties_smoothing_2d.mw
.........\maple_penalties_smoothing_3d.mw
.........\mutual_histogram_double.c
.........\mutual_histogram_double.m
.........\mutual_histogram_single.c
.........\penalties_smoothness.m
.........\penalty_matrix.mat
.........\refine_grid.m
.........\showcs3.fig
.........\showcs3.m
.........\squared_difference_double.c
.........\squared_difference_double.m
.........\squared_difference_single.c
.........\strain.m
functions_affine
................\affine_error_3d_double.c
................\affine_error_3d_single.c
................\affine_registration_error.m
................\affine_registration_image.m
................\affine_transform.m
................\affine_transform_2d_double.c
................\affine_transform_2d_double.m
................\affine_transform_3d_double.c
................\affine_transform_3d_single.c
................\image_interpolation.c
................\image_interpolation.h
................\make_transformation_matrix.m
functions_nonrigid
..................\bspline_error_2d_double.c
..................\bspline_error_3d_double.c
..................\bspline_error_3d_single.c
..................\bspline_registration_gradient.m
..................\bspline_registration_image.m
..................\bspline_transform.m
..................\bspline_transform_2d_double.c
..................\bspline_transform_2d_double.m
..................\bspline_transform_3d_double.c
..................\bspline_transform_3d_single.c
..................\image_interpolation.c
..................\image_interpolation.h
..................\movepixels.m
..................\movepixels_2d_double.c
..................\movepixels_2d_double.m
..................\movepixels_3d_double.c
..................\movepixels_3d_single.c
images
......\brain1.png
......\brain2.png
......\brain3.png
......\landmarks.mat
......\landmarks1.png
......\landmarks2.png
......\lena.jpg
......\lenag1.png
......\lenag2.png
......\lenag3.png
......\lenag4.png
license.txt
low_level_examples
..................\addpaths.m
..................\example_2d_affine.m
..................\example_2d_nonrigid_1.m
..................\example_2d_nonrigid_2.m
..................\example_2d_nonrigid_3.m
..................\example_3d_affine.m
..................\example_3d_nonrigid.m
..................\get_example_data.m
register_images.m
register_volumes.m