[music-dsp] Random Noise Reduction

Bob Cain arcane at arcanemethods.com
Thu Jan 15 09:07:01 EST 2004


Joshua Scholar wrote:
> 
> ----- Original Message -----
> From: "Yaakov Stein" <yaakov_s at rad.com>
> To: <music-dsp at shoko.calarts.edu>
> Sent: Wednesday, January 14, 2004 11:34 PM
> Subject: RE: [music-dsp] Random Noise Reduction
> 
> > If the noise is stationary and the signal is not always present,
> > then spectral subtraction might help (but destroys phase).
> 
> Is spectral subtraction just taking short time (possibly overlapping) FFTs
> and zeroing coefficients below a threshold?

I have the same question.  I'd appreciate any reference to
this method that anyone might have.


Bob
-- 

"Things should be described as simply as possible, but no
simpler."

                                             A. Einstein



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