Tapering The periodogram works well with data containing only Fourier frequencies: w =
Tapering The periodogram works well with data containing only Fourier frequencies: w = rnorm(128, sd = 0.01); x5 = cos(2*pi*(5/128)*(1:128)) + w; x6 = cos(2*pi*(6/128)*(1:128)) + w; par(mfcol = c(3, 1), mar = c(2, 2, 1, 1)); spectrum(x5,
138 views • 3 slides