run_mlr decimate         -n 4 $indir/abixy
run_mlr decimate      -b -n 4 $indir/abixy
run_mlr decimate      -e -n 4 $indir/abixy
run_mlr decimate -g a    -n 2 $indir/abixy
run_mlr decimate -g a -b -n 2 $indir/abixy
run_mlr decimate -g a -e -n 2 $indir/abixy
