| rfftwt {wavethresh} | R Documentation |
Weight the real Fourier series xrfft of even length by a weight
sequence wt. The first term of xrfft is left alone, and the
weights are then applied to pairs of terms in xrfft. Note:
wt is half the length of xrfft.
rfftwt(xrfft, wt)
xrfft |
The Fourier series sequence to weight |
wt |
The weights |
Description says all
The weighted sequence
Bernard Silverman