[Speex-dev] DoubleTalk- AEC in speex

Jean-Marc Valin Jean-Marc.Valin at USherbrooke.ca
Wed Oct 19 03:16:35 PDT 2005

> I am working on AEC in speex.It would be so helpful for me if anybody
> tells about how doubletalk is detected in speex-echo cancellation.

Double-talk isn't explicitly detected. Rather, the step size is adjusted
as a function of foreground speech and estimated echo.


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