Groups > comp.graphics.apps.gnuplot > #1414

Re: Histogram for irregular data

Newsgroups	comp.graphics.apps.gnuplot
Date	2012-10-17 09:12 -0700
References	<d9ed0216-4304-4121-9baf-cdb636d4d579@googlegroups.com> <507E7989.1050103@gmx.eu>
Message-ID	<c8a8914e-5260-46f6-bc5e-d1399bc2110e@googlegroups.com> (permalink)
Subject	Re: Histogram for irregular data
From	schickb@gmail.com

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On Wednesday, October 17, 2012 2:25:25 AM UTC-7, Hermann Peifer wrote:
> 
> With a reasonable data file size, I would pre-process the data on the 
> fly, perhaps in this way:  
> 
> plot "<( awk '{a[$1]=a[$1] FS $2}END{for (i in a) print i, a[i]}' file 
> )" using ...
> 
> The above AWK one-liner prints your sample data like this:
> 
> IL  2
> OH  3 1
> WA  1 2 1
> 

Thanks. That is what I was trying to avoid... but I guess its workable. What would the rest of that plot line look like for an unknown/variable number of columns? Or should I use the zero fill trick and count the number of column during pre-processing?

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Histogram for irregular data schickb@gmail.com - 2012-10-16 23:38 -0700
  Re: Histogram for irregular data Hermann Peifer <peifer@gmx.eu> - 2012-10-17 06:25 -0300
    Re: Histogram for irregular data schickb@gmail.com - 2012-10-17 09:12 -0700
      Re: Histogram for irregular data Hermann Peifer <peifer@gmx.eu> - 2012-10-17 21:45 -0300
        Re: Histogram for irregular data schickb@gmail.com - 2012-10-17 18:01 -0700
          Re: Histogram for irregular data sfeam <sfeam@users.sourceforge.net> - 2012-10-17 23:24 -0700
            Re: Histogram for irregular data schickb@gmail.com - 2012-10-19 09:05 -0700

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