Re: [Gnuplot-info] gnuplot histograms

[zeinab.khorrami <zei...@gm...>]

I have plotted the histogram, Now, how can I save the data of my histogram, I
need the numbers.
(I need it to plot log(n))

Hans-Bernhard Bröker-2 wrote:
> 
> kmsmith137 wrote:
> 
>> How can I make a histogram in gnuplot?
> 
>  From the point of view of the purity, you shouldn't be trying to.  The 
> Unix philosophy is "one tool <-> one task".  gnuplot's task is plotting, 
> not data processing.
> 
>> I could write a standalone program which preprocesses my sample file, and
>> outputs the bin ranges and counts, but surely there is some way to do the
>> binning internally to gnuplot?
> 
> There's one, but it's a bit quirky:
> 
> 	bw = 5   # substitute what you want
> 	bin(x,width)=width*floor(x/width)
> 	plot 'data' using (bin($1,bw)):(1.0) smooth freq with boxes
> 
> See "help smooth" to understand what this does.
> 
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