"machine learning implementation in matlab"

how to extract energy feature in frequency domain?

It is a triaxial signal.
i found one syntax related to this "fft()" for energy extraction but i can not able to use it.I have my dataset on that i have to apply this frequency domain feature extraction.Can anyone help me please?

Answer 1

[KALYAN ACHARJYA]

TO calculate the energy, here is the best Matlab documentation.

Steps:

• FFT
• Calculate the Average Power
• Sum up for particular frequency

Also there are numerous related question, please look here or here

[sonal kumari]

thanks sir