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5
votes
1answer
34 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*" ...
0
votes
1answer
74 views

how to plot multiple graphs in one plot?

I want a plotting script that will plot multiple graphs on the same plot where the values of my data have the same x coordinate. This will help me the differences of each variable in the plot. I tried ...
1
vote
1answer
46 views

Recommended app for elaborating “System Charts” out of a Makefile in Ubuntu?

I'm looking for an application that is capable of plotting graphically as boxes on a chart (System Chart) all the components and operations of a Makefile so that the chart be taped prominently to the ...
3
votes
2answers
189 views

How do I convert my old PC to a data logging and presentation terminal?

Take an old PC (e.g. 1.8GHz P4 with 256MB RAM), install e.g. Ubuntu 10.04 LTS on it. Now go to your PIC or AVR based home project and hook up the thing. With only three connections and the onboard ...
2
votes
1answer
172 views

Illustrate the difference of two squares via the command line

So, after 10 years of wanting to study the book that Ramanujan relied upon for a lot of his early strides in mathematics, it's 2012, and the book is finally online. To celebrate, I want to go through ...
3
votes
2answers
166 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: ...
12
votes
4answers
3k views

Free Matlab equivalent for Linux

My collaborators are using Matlab to do some simulations. Is there an open source alternative I could use on Linux to run these scripts? It would need to be fairly closely compatible with the (1) ...
4
votes
2answers
746 views

Moving average on a log file with awk or other unix utilities?

Scenario: I have a log file that has a few number of entry "classes", like this: R0 dx=0.00500 rb=0.00000 sn=1 3145.88 2.59 0.08 se=21315 id=16190 R0 dx=0.00300 rb=-1.00000 sn=1 3150.40 2.38 0.05 ...
2
votes
1answer
540 views

How to plot the output of a command

How can I plot the output of this command line with GNUPlot? What should the diagram script look like? I want a histogram. wget -O - -o /dev/null http://www.stackoverflow.com/ | cat | cat | sed ...
6
votes
4answers
1k views

Any (text based) plotting tools in unix toolbox?

I was wondering if there are any generic plotting tools available in the unix toolbox? By plotting I mean simple bars or things you see in many curses based utilities. And by unix toolbox I mean ...
5
votes
1answer
215 views

Which tools for ASCII portfolio visualization?

I. I want to do a simple graph from timestamp YEAR-month-day to valuation, not wanting to use spreadsheets. Is there some ASCII tool for it to see it on CLI? There are over 500k lines of data, and I ...