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  1. Luis Freire

    FFT real amplitude value

    Hello, I want to implement the fast fourier transformation on an aperiodic signal, which you can see in the next picture: The first question came here, can I use the FFT in an aperiodic singnal? Once I execute the matlab code I obtain the output of the transformation, which you cant see in...
  2. Luis Freire

    How to detect unwanted excesive ripple or overshoots on a process variable?

    I'm trying to implement and algorithm which should have the capability to detect some types of anomalies or failures on a process variable like ripples or overshoots. First of all, I want to adjust my process signal with some type of mathematical function, I was thinking on a low pass filter or...

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