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Re: Speech(or Phase) Reconstruction from Magnitude Spectrum
Brendan Frey, Kannan Achan and I looked at this problem
and came up with a direct optimization approach.
It is described in this NIPS paper:
http://www.cs.toronto.edu/~roweis/papers/cgsp_nips2003.pdf
kannan also has some demos on this page:
http://www.psi.toronto.edu/~kannan/spectrogram/
--sam
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Sam Roweis -- MIT CSAIL -- roweis@xxxxxxx -- 617-253-1765
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