AM-FM Demodulation Results for "Hi Jane" Sound 7
![](sayan/sayan.absD.S.jpg)
Original Spectrogram S(f,t)
![](sayan/sayan.AcosPhi.S.jpg)
Reconstructed Spectrogram A(f,t) cos(Phi(f,t))
![](sayan/sayan.A.S.jpg)
Amplitude Envelope A(f,t)
![](sayan/sayan.Phi.S.jpg)
Unwrapped Smooth Phase Phi(f,t)
![](sayan/sayan.cosPhi.S.jpg)
Harmonic Carrier cos(Phi(f,t))
![](sayan/sayan.F.S.jpg)
Max-Gabor Frequency F(i,j)
![](sayan/sayan.O.S.jpg)
Max-Gabor Orientation Theta(i,j)
Audio
Original Sound
Original magnitude STFT synthesized w/Sinusoidal Tracks
AM-FM STFT synthesized w/Sinusoidal Tracks
Last updated October 2, 2006.
Send any comments or questions to Tony Ezzat