= {
" ",
"Usage: brecadd [options] input.star [input.star]",
"------------------------------------------------",
"Averages reconstructions or subvolumes of reconstructions based on",
"the selection in parameter files.",
" ",
"Actions:",
"-all Reset selection to all particles before other selections.",
"-group 3022 Select particles belonging to this group.",
"-setnumber 3 Select given selection number and set others to zero.",
"-multiple 2 Generate a number of maps from alternating particle images (default 1).",
"-size 50,50,70 Specify a size to extract new particles from a map.",
"-resolution 15 Specify a resolution to do a reciprocal space summation.",
"-std Output standard deviation image rather than variance image.",
"-symmetry C5 Apply point group symmetry after reconstruction.",
"-rescale -0.1,5.2 Rescale output images to average and standard deviation.",
" ",
"Parameters:",
"-verbose 7 Verbosity of output.",
"-datatype u Force writing of a new data type.",
"-sampling 1.5,1.5,1.5 Sampling (A/pixel; default from input file; a single value can be given).",
" ",
"Output:",
"-output file.star Output parameter file.",
"-average output.img Output image (default avg.map).",
"-fom fom.img Output variance/standard deviation image (default fom.map).",
" ",
NULL
}