en program o FFT in Hammingov okno za amoothin ...

[farhadtehrani1]

en program o FFT in Hammingov okno za amoothin val datoteke ...[x, fs] = wavread ('1. wav ");
x (17824:18000) = 0
za k = 1:90
y = x ((200 * k-199): 200 * k)
fff = FFT (y, 1024)
fff (129:897) = 0
IFF = ifft (fff, 1024)
vsota (200 * k-199: 200 * k, 1) = IFF (1:200,1)
end;

za k = 1:180
n ((100 * k-99): 100 * k, 1) = 0
m = m (1: (18100-100 * k-200), 1)
ham1 = [n, šunka, m]
y = x. * ham1
y = y (100 * k 1: (100 * k 200))
fff = FFT (y, 1024)
fff (129:897) = 0
IFF = ifft (fff, 1024)
= IFF IFF (1:200)
vsota ((100 * k 1): (100 * k 200)) = vsota ((100 * k 1): (100 * k 200)) IFF (1:200)vsota (1:18100,1) = 0
[x, fs] = wavread ('1. wav ");
o (1:100,1) = 0
x = [o; x]
x (17824:18100) = 0