Double integral of discrete data

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jianhua zhou
jianhua zhou 2020년 8월 27일
답변: Star Strider 2020년 8월 27일
I have a set of three dimensional discrete data points, and I want to figure out the volume of these discrete data points with respect to the axes.The blue points are my discrete data points, and the surface is the surface that I fit.

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Star Strider
Star Strider 2020년 8월 27일
Use the trapz (or cumtrapz) function to integrate your data, one time on each dimension to do a double integration.

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