Window Fourier Transform
specgm = WindowFT(sig,w,m,Name,titl)
1-d signal
window half-length, default = n/2
inter-window spacing, default=1
string: 'Rectangle', 'Hanning', 'Hamming', 'Gaussian', 'Blackman'; Default is 'Rectangle'
Optional Title String Modifier
Window Fourier Transform of sig, n+1 by n complex matrix
Image Plot of the Window Fourier Transform
Algorithm
1. Suppose signal is non-periodic, which I mean zeros outside sampling.
Mallat, "Wavelet Signal Processing"; 4.2.3 Discrete Window Fourier
Transform.