DECIMATE

Section: User Commands (1)
Updated: July 2012
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NAME

decimate - decimate a data file

SYNOPSIS

This decimates a data file, by a configurable factor, omitting headers.

DESCRIPTION

decimate.sh: subsample a file, printing only 1/N of the lines.
Lines prefixed by '#' are ignored; printing starts at the first line.

USAGE: decimate.sh  [OPTIONS]
OPTIONS:   -i  infile     read input from infile. [default: /dev/stdin].
            -n  factor     read every nth line.    [default: 10].
            -o  offset     start at this line number, modulo N. [default: 1]
            -h             show this help

AUTHOR

The author of decimate and this manual page is Richard Neill, <maths#AT(spamblock)#richardneill.org>
Copyright July 2012; this is Free Software (GPL v3+), see the source for copying conditions.