Description Usage Arguments Value References See Also Examples
Calculates and displays the spectrum of the time serie
1 | periodograma(y)
|
y |
a vector of the observed time-serie values |
frecuencia |
Vector of frequencies at which the spectral density is estimated. The units are the reciprocal of cycles per unit time. |
omega |
Is calculated by pi*frecuencia/(n/2) |
periodos |
n/frecuencia |
densidad |
Vector of estimates of the spectral density at frequencies corresponding to frecuencia. |
Parra, F. (2014), Amplitude time-frequency regression, (http://econometria.wordpress.com/2013/08/21/estimation-of-time-varying-regression-coefficients/)
1 2 |
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