17 Nov
2004
17 Nov
'04
6:28 p.m.
On Wed, 17 Nov 2004, Dave Griffiths wrote:
Hi all,
Not an area I'm that familiar with, but are there any good libraries out there
that can do formant analysis of speech?
cheers,
dave
CMU Sphinx (Java) uses Cepstra for recognition.
That's the Fourier transform of the log-magnitude spectrum:
fFt(ln( | fFt(window . signal) | ))
http://cmusphinx.sourceforge.net/sphinx4/
--
Sam Chessman chessman (a) tux.org
First do what's necessary, then what's possible, finally the impossible.