Hi,
> ## tukeywin Tukey window.
> ## w =tukeywin(n) returns an n-point Tukey window in a column vector.
> ##
> ## w = tukeywin(n,r) returns an N-point Tukey window in a column vector.
> ## A Tukey window is also known as the cosine-tapered window. The r
> ## parameter specifies the ratio of taper to constant sections. This ratio
> ## is normalized to 1 (i.e., 0 < r < 1). If omitted, r is set to 1/2.
> ##
> ## NOTE: At extreme values of r, the Tukey window degenerates into other
> ## common windows.
> ## R = 1 -> Hanning window.
> ## R = 0 -> boxcar window.
> ##
> ##
> ##
> ## Reference:
> ## [1] fredric j. harris [sic], On the Use of Windows for Harmonic Analysis
> ## with the Discrete Fourier Transform, Proceedings of the IEEE,
> ## Vol. 66, No. 1, January 1978, Page 67, Equation 38.
This is one to one the comment from "tukeywin.m" as shipped with Matlab
(Release 14, Service Pack 3). Did you copy it?
Regards
Thomas
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