How can i plot a surface with data from a txt file?

I have a txt file with a series of x, y and z values, separeted by spaces, and i need to import this file and plot a surface. how can i do that?

回答(1 个)

Without seeing the file, I can only guess.
Importing the file is relatively easy, using either load, dlmread, textscan, or a number of other functions. It depends how it is formatted.
Plotting a surface without knowing if the x- and y-values are gridded, that is repeat in a specific pattern, leaves too much to the imagination to provide any specific solution. You may need to use griddedInterpolant or scatteredInterpolant to create the surface.
I leave you to fill in the necessary details.
Have fun!

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