[Speex-dev] AEC algorithm explained

Jean-Marc Valin Jean-Marc.Valin at USherbrooke.ca
Fri Jul 14 03:56:49 PDT 2006

Hi everyone,

I thought this would be of interest to some people interested in the
details of the echo canceller. My paper describing the double-talk
algorithm was finally accepted, so I have now put it on my website. You
can get it at: http://people.xiph.org/~jm/papers/valin_taslp2006.pdf

Happy reading,


P.S. If you're only interested in *using* the echo canceller, don't

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