Computes the Fast Fourier Transform of a Time-Series

Source: R/getFFT.R

Takes a time-series and sample frequency and computes the fast Fourier transform of the time-series.

getFFT(y, sampFreq)

Arguments

y

a vector of numeric time-series expression values.
sampFreq

a vector of numeric frequencies.

Value

a data.frame harmonic fits by frequency.

See also

fft