Gnuplot is a portable command-line driven graphing utility for Linux, OS/2, MS Windows, OSX, VMS, and many other platforms.

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gnuplot to show lables without . values

I have a graph in gluplot which shows downloads per day for the month. The labels are values like 2500.35 1500.15 6000.45 How can I remove values after the . (dot) so that it only prints this: ...
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3answers
55 views

Output to stdout works, fails when redirected to a file or a fifo

I have a Wifi antenna and I want to optimise it's position. For that propose I'd like to visualise the current latency in real time. I wrote a one-line script to output the ping latency: lat.sh: ...
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3answers
46 views

Read line from file and add that to the same line of another file

I have one file like this: aaa bbbb c And another one like this: 1 1241 2 301094209 3 432423 I want this: 1 1241 aaa 2 301094209 bbbb 3 432423 c so I can plot it with Gnuplot. If you ...
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0answers
25 views

To plot 7x10 pictures for review in video

Assume you have 77777 pictures. You want to review them and their differences: have 7x10 pictures without margins to have an image viewer where the minimum browse time can be less than 1.0 s such ...
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1answer
46 views

Plot values returned by command output

I have a little script that prints the CPU temperature after each T period of time, so the output is something like this: 19/02/15,01:00 30 19/02/15,02:00 33 19/02/15,03:00 38 19/02/15,04:00 32 ...
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265 views

/usr/bin/gnuplot.exe: error while loading shared libraries: cyggd-2.dll: cannot open shared object file

I am trying to run Octave under Windows and to run graphics plotting routine under it. It requires Cygwin and X/Cygwin. When I trying to run any plotting routine, the following error appears: ...
1
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1answer
81 views

How to use bash shell for gnuplot to show Greek letter?

I want to write a bash shell for gnuplot to produce figures automatically. But my figure includes Greek letters inside. I have known their ASCII number, how can I show them correctly in figures after ...
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295 views

extracting data from a log file and plotting it using Gnuplot

I have a logfile with the following data in it: Sat Sep 20 11:25:01 BST 2014 -- temp=53.0'C -- message from script /usr/src/scripts/wifi_test_2.sh Sat Sep 20 11:26:01 BST 2014 -- temp=53.0'C -- ...
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201 views

My gnuplot-pdflatex plot script produces a pdf with a bug

I have written a script in bash to easily make gnuplot multiplots via the epslatex terminal and then automatically make a pdf file via pdflatex. However when I open the pdf file with evince (on Ubuntu ...
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2answers
111 views

Home and End keys in a gnuplot interactive terminal do not move cursor

When working interactively with gnuplot, the home and end keys do not move the cursor to the beginning and end of a line, but instead produce the characters "OH" and "OF", respectively. What's the ...
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46 views

Reverse yrange without shifting histogram in the downward direction

i want to draw the given image in gnuplot. I tried it in gnuplot, but i am stucked with reversing of y axis (below the graph which i currently obtained). i want to represent yrange from 2300 ...
5
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1answer
103 views

How to get rid of unnecessary lines in gnuplot

So I'm pretty new to using gnuplot, and my code looks like this: set isosamples 40 unset key set title "Radial Matrix Elements" set xrange [1:15] set yrange [1:15] set xlabel "n1*" set ylabel "n2*" ...
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174 views

Gnuplot and process-substitution

I have a log file where I need to cut out two values at different positions. these are: time and dQ in my file. The main problem is the paste I think. cause the other utilities work pretty well on ...
1
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0answers
731 views

Octave - warning: unable to open X11 DISPLAY

My setup is as follows: Octave 3.6.4 Mac OS X Mavericks 2009 Macbook Pro I'm trying to run Octave in Terminal, with gnuplot. I'm trying to plot matrices in a graph, as part of an online Coursera ...
2
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1answer
219 views

How to take advantage of gnuplot internal functions by column reference at shell

I want to do something like: echo "p 'myfile.txt' u 1:(exp($2))" | gnuplot -p but need the shell to pass the $2 as a literal into gnuplot.
3
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1answer
429 views

gnuplot lost the plot

I'm experimenting with evolutionary algorithms and I have written two text files that I cannot get the plot. Based on the information on google, I think I have the format correct. ...
4
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1answer
2k views

GNUplot--Change steps of yrange

I'm learning GNUplot. I need to change steps in which Y values increase while plotting my graph.xrange command will change range but steps. Ex. I have data like this 1 1000 2 1500 3 1 4 200 ... By ...
3
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1answer
2k views

gnuplot shell variable substitution and arrays

I need to use shell variables in my gnuplot commands, for which I'm using the here document style. I also need to use loops inside the gnuplot code. Both these things are working. Now -- I want to ...
2
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1answer
725 views

specify geometry of a new gnuplot window in lxde

I have a script that runs a calculation and then plots the result using gnuplot script file. The problem is that I need to make more than one plot and I don't want windows to cover each other. I ...
3
votes
2answers
184 views

gnuplot 'with lines' produces unwanted “boxes”

I have following commands: set xdata time set timefmt "%s" set terminal jpeg size 800,600 set output "image.jpg" set yrange [-100:] plot "file" using 1:2 Which provide the following output: ...
7
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1answer
18k views

automate gnuplot plotting with bash

I have 6 files which need to be plotted as line graphs with error margins and output them to different png files. The file format is as follows. seconds mean-average min max How would I go about ...
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2answers
856 views

How to plot many linegraphs on one page with gnuplot

In gnuplot, I want to plot many line graph in one window. I drew graph with multiplot but the label names are not displayed properly, label1 and label2 are printed over each other. How can I solve ...
3
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1answer
4k views

Plotting in gnuplot

I have a set of data in a text file (X,Y coordinates which are not sorted). I want to plot it using gnuplot and connect plotted points using lines. I tried: plot "a.txt" with lines but it is ...