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1,065 questions
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3 votes
2 answers
2k views

How can I read a datafile as-is (or 1:1) into a datablock? And how could I do this platform independently? My attempt so far: ### load datafile "as is" into datablock for different platforms FILE = '...
theozh's user avatar
  • 27.3k
230 votes
11 answers
264k views

I know how to create a histogram (just use "with boxes") in gnuplot if my .dat file already has properly binned data. Is there a way to take a list of numbers and have gnuplot provide a histogram ...
mary's user avatar
  • 2,617
168 votes
10 answers
162k views

I want to use gnuplot to draw figure from data file, say foo.data. Currently, I hardcoded the data file name in the command file, say foo.plt, and run command gnuplot foo.plg to plot data. However, I ...
Yun Huang's user avatar
  • 4,496
75 votes
1 answer
231k views

How do I draw different types of lines on gnuplot? I got to draw different colors. My script joins several files and I think it is why the lines are not dash. Only two of four are dashed. Thanks ...
Felipe's user avatar
  • 7,803
14 votes
4 answers
4k views

I have 2 dat files: a.dat #Xs 100 25 200 56 300 75 400 67 b.dat #Xs 100 65 200 89 300 102 400 167 I want to draw a graph in the gnuplot where the yy values are a ratio between the ...
xeon's user avatar
  • 355
5 votes
4 answers
32k views

How can I take colornames from a datafile? I didn't expect this to be so difficult, but apparently it is. Why do version 1 and version 2 give wrong colors? Is there a simpler way to achieve correct ...
theozh's user avatar
  • 27.3k
17 votes
3 answers
40k views

I am using the following script to fit a function on a plot. In the output plot I would like to add a single value with etiquette on the fitting curve lets say the point f(3.25). I have read that for ...
Samanosuke Akechi's user avatar
  • 371
98 votes
6 answers
157k views

Is there any way to iteratively retrieve data from multiple files and plot them on the same graph in gnuplot. Suppose I have files like data1.txt, data2.txt......data1000.txt; each having the same ...
Slayer's user avatar
  • 2,507
33 votes
3 answers
45k views

I have a datafile that looks like this: 1 1.0 0 2 1.5 0 3 0.0 1 4 1.2 2 5 1.0 1 6 1.1 1 where the first column is my X value, the second column is my Y value, and the third column is a color. I'd ...
Gabe's user avatar
  • 1,101
1 vote
2 answers
5k views

I am wondering if gnuplot offers more hatched patterns than those 8 patterns which you see when typing "test" (e.g. in wxt terminal) Maybe there are more than 8 fill patterns? ...apparently not, as ...
theozh's user avatar
  • 27.3k
27 votes
2 answers
19k views

My data looks like this: 10:15:8:6.06000000: 10:15:2:19.03400000: 10:20:8:63.50600000: 10:20:2:24.71800000: 10:25:8:33.26200000: 10:30:8:508.23400000: 20:15:8:60.06300000: 20:15:2:278.63100000: 20:20:...
Bas van Schaik's user avatar
  • 281
19 votes
3 answers
17k views

I am using multiplot in gnuplot to insert four graphs in the single figure. My code looks like this: set term postscript eps enhanced color set xlabel 'i' set ylabel 'j' set xtics 20 set ytics 20 set ...
Peaceful's user avatar
  • 5,570
18 votes
5 answers
112k views

I have written a program which writes a list of data to a '.dat' file with the intention of then plotting it separately using gnuplot. Is there a way of making my code plot it automatically? My ...
JMzance's user avatar
  • 1,773
0 votes
1 answer
687 views

In some cases you might need to resample your data. How can this be done platform-independently with gnuplot? Below is one attempt. The dataset $Dummy contains the interpolated values, however, with a ...
theozh's user avatar
  • 27.3k
115 votes
5 answers
168k views

How do you plot bar charts in gnuplot with text labels?
tatwright's user avatar
  • 38.7k

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