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scripts/manipulate_wig.pl  view on Meta::CPAN

  File Options: 
  -i --in <file>            Input file. Accepts 'stdin'.
  -o --out <file>           Output file. Accepts 'stdout'.
  
  Selection functions:
  -k --skip <regex>         Skip lines where chromosomes match regex 
  -y --apply <regex>        Only apply manipulations to matching chromosomes 
  
  Manipulation functions (in order of execution):
  -u --null                 Convert null, NA, N/A, NaN, inf values to 0
  -d --delog [2|10]         Delog values of given base 
  -b --abs                  Convert to the absolute value 
  -m --mult <float>         Multiply score by the given value
  -a --add <float>          Add the given value to the score
  -l --log [2|10]           Convert to log2 or log10. 
  -n --min <float>          Set the minimum score
  -x --max <float>          Set the maximum score
  -p --place <int>          Format score to decimal positions
  -z --zero                 Discard lines with zero values

scripts/manipulate_wig.pl  view on Meta::CPAN

to apply a normalization to the X chromosome, use 'chrX'.

=back

=head2 Manipulation functions

=over 4

=item --null

Convert lines with a score of C<null>, C<NA>, C<N/A>, C<NaN>, or C<inf> to 
a value of 0. 

=item --delog [2|10]

Convert lines from log space in the indicated base.

=item --abs

Convert line scores to absolute values.