Jonathan,
Thought you would like this given our experiments with turning speech
into sinusoids and back again:
http://www.mrc-cbu.cam.ac.uk/people/matt.davis/sine-wave-speech/
I recall you saying you were able to recognise speech with only 3
sinusoids and I had a similar result. This study says that's probably
not a very generalisable result.
Cheers,
Chris.
--
http://mccormick.cx/