= {
" ",
"Usage: bkernel [options] output.krn",
"-----------------------------------",
"Calculates filter kernels.",
"The default kernel just calculates the mean.",
"The different types of kernel are mutually exclusive.",
" ",
"Actions:",
"-gaussian 1.7,8.4 Gaussian kernel with the indicated sigma and maximum.",
"-log 2.5,5 Laplacian of gaussian kernel with the indicated sigma and maximum.",
"-frequency 8,2 Frequency space kernel: width and power.",
" ",
"Parameters:",
"-verbose 7 Verbosity of output.",
"-size 5,7,9 Size of kernel (voxels).",
" ",
NULL
}