How to fill and calculate the area between two FFT curves?

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danyang yao
danyang yao on 31 Jul 2019
Answered: darova on 31 Jul 2019
I want to calculate the area between the two FFT curves. I tried using trapz to calculate the area, but somehow it doesn't work. The matlab file of the curves is attached below. Thanks in advance:)

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Answers (1)

darova
darova on 31 Jul 2019
You have to find where those curve intersect
3Untitled.png
Use polyxpoly() for example

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