corresponding trends plot in data series

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Adnane CHAKIR
Adnane CHAKIR 2022-1-16
评论： Mathieu NOE 2022-1-17
Hello everyone
I plotted under matlab R2021a my data series (figure 1) and I would like to know how I can plot the corresponding trends to my data series as shown in black on the example of figure 2
  1 个评论
Mathieu NOE
Mathieu NOE 2022-1-17
hello
the trend is basically a low pass filtered version of the raw data
one method is to smooth the data , for example with smoothdata (try with 'gaussian' window)

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R2021a

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