How to remove the mean from a data

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Xuefei Sun
Xuefei Sun el 23 de Feb. de 2021
Respondida: Mathieu NOE el 24 de Feb. de 2021
I have 90000 speed data, and I want to make each one minus the mean, how to get that?
a=speed;
aver=mean(a);
then what's the next?
  4 comentarios
Image Analyst
Image Analyst el 23 de Feb. de 2021
@Mathieu NOE Please move your answer down to the Answer section below.
Mathieu NOE
Mathieu NOE el 24 de Feb. de 2021
will do... tx

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Mathieu NOE
Mathieu NOE el 24 de Feb. de 2021
hello
you can simply do
a = a - mean(a);
NB : you can also use the detrend function

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