Subject: From: <> Date:BAD MSG: AUDITORY list, after all), the question seems rather moot. Surely o one is claiming that a cepstral transform is *really* performed in the hearing process. DAn Ellis told me once with regard to a different problem that "if your [auditory] representation is so fragile that you have to worry about numerical accuracy, you're using the wrong representation" and I think this advice applies well here too. Best regards, -- Eric +-----------------+ | Eric Scheirer |A-7b5 D7b9|G-7 C7|Cb C-7b5 F7#9|Bb |B-7 E7| |eds(at)media.mit.edu| < http://sound.media.mit.edu/~eds > | 617 253 0112 |A A/G# F#-7 F#-/E|Eb-7b5 D7b5|Db|C7b5 B7b5|Bb| +-----------------+