[Asterisk-Users] Answering Machine Detection

[Asterisk online forums]

some information can be found here about algorithm and descriptions of
method being used.
http://citeseer.nj.nec.com/393112.html

Regards,
Alexander

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----- Original Message ----- 
From: "Ray Burkholder" <ray at oneunified.net>
To: <asterisk-users at lists.digium.com>
Sent: Wednesday, October 29, 2003 9:17 AM
Subject: RE: [Asterisk-Users] Answering Machine Detection


> Might want to write a new
> > "energy detector" algorithm in dsp.c though based on a wideband/low Q
> > resonator approach (move the pole way in towards the origin)
> > as opposed to
> > narrow band goertzels (pole on the unit circle). More robust
> > for this type
> > of work.
>
> Where does one go to learn this terminology and the math to implement it?
>
>
> -- 
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