GNUPLOT 'file1.dat 2nd column' vs 'file2.dat 1st column'

Maple
Thread starter Abhisheko07
Start date Jul 12, 2021
Tags

Column Gnuplot Maple Octave

In summary, GNUPLOT is a command-line program used for creating high-quality graphical plots of data from various file types. To plot a graph using two data files, the command "plot 'file1.dat' using 2:xtic(1) with lines, 'file2.dat' using 1:xtic(1) with lines" can be used. "xtic(1)" is a shorthand for "x-axis tic marks" and is used to label the x-axis with the first column of the specified data file. The plot type can be changed by replacing "with lines" with other options such as "with points" or "with linespoints". Customization of the plot appearance can be done by adding additional

Jul 12, 2021

Abhisheko07

TL;DR Summary: How can I plot 'file1.dat 2nd column' vs 'file2.dat 1st column' in Gnuplot?

How can I plot 'file1.dat 2nd column' vs 'file2.dat 1st column' in Gnuplot?
If someone can help me with what code I need to write to do it, it will be very helpful.

Physics news on Phys.org

Jul 13, 2021

jedishrfu

Mentor

Insights Author

Have you looked for gnuplot examples online? Surely someone has run into the same problem before.

H2: What is GNUPLOT?

GNUPLOT is a command-line program for plotting data and mathematical functions. It is commonly used in scientific and engineering fields to create graphs and visualizations.

H2: How do I plot data from two different files in GNUPLOT?

To plot data from two different files in GNUPLOT, you can use the command "plot 'file1.dat' using 2: with 'file2.dat' using 1:". This will plot the 2nd column of file1.dat against the 1st column of file2.dat.

H2: Can I customize the appearance of my plot in GNUPLOT?

Yes, you can customize the appearance of your plot in GNUPLOT by using various commands such as "set title" for adding a title, "set xlabel" and "set ylabel" for labeling the axes, and "set style" for changing the style of the plot.

H2: How can I save my plot in GNUPLOT?

To save your plot in GNUPLOT, you can use the command "set term" followed by the desired format (e.g. png, pdf, eps). Then use the command "set output" followed by the file name and extension. Finally, use the "plot" command to generate the plot and it will be saved in the specified format.

H2: Is GNUPLOT only used for 2-dimensional plots?

No, GNUPLOT is not limited to 2-dimensional plots. It can also create 3-dimensional plots, contour plots, and even animations. This can be achieved by using different commands and options in the plot command.