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how to plot ~~200k of data pairs on a 2D chart ? Is it possible with php?

开发者 https://www.devze.com 2023-01-24 10:00 出处:网络
i have a csv file with data like this: -0.0889 4.53 -0.0449 2.25 -0.013 -3 0.0304 -开发者_Python百科4.28

i have a csv file with data like this:

-0.0889 4.53
-0.0449 2.25
-0.013 -3
0.0304 -开发者_Python百科4.28
0.0669 -2.03
0.1332 -1.72

And it goes on and on. I need a solution to plot it as a not connected points on simple 2D chart and save it as png file to see if data is organized by a clearly visible pattern.


Use the right tool for the job: gnuplot


Just to get you into the right timescale, here is a timed graph done with Mathematica.

200K points in .1 sec

how to plot ~~200k of data pairs on a 2D chart ? Is it possible with php?

HTH!

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