Make artificial Window
wig = MakeWindow(Name,n)
string: 'Rectangle', 'Hanning', 'Hamming', 'Gaussian', 'Blackman';
desired half Window length
1-d Window, with length 2n+1;
Rectangle 1
Hanning cos(pi*t)^2
Hamming .54 + .46cos(2pi*t)
Gaussian exp(-18 * t^2/2)
Blackman .42 + .50*cos(2pi*t) + .08cos(4.*pi.*t)
Mallat, "A Wavelet Tour of Signal Processing"; 4.2.2 Choice of Window.