power spectral density of the lengthy signal

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krn99
krn99 le 6 Avr 2017
EMG signal of my database are of .txt format, contains 200000 samples each.below i have attached a sample file..there are many methods to plot psd like pwlech, periodogram etc. "My doubt is which code can i use to plot and calculate Average Power spectral Density of my signal in frequency domain"

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