Subject: From: karla madrid <karla.madrid(at)UP.EDU.PH> Date: Sun, 6 Apr 2003 16:18:55 +0800dear list, my name is karla madrid, im an MS student. im currently working on a project on modelling the vocal tract impulse response on sung (as opposed to spoken) vowels. specifically, im comparing the vocal tract shapes using cepstral analysis and homomorphic filtering of 'migrated' vowels and regular vowels. is there anyone who can help me with this? do you know where i can find materials to aid me? i would really appreciate any help.thank you in advance. respectfully, karla