Subject: Re: speech/music - thanks From: Pierre Divenyi <pdivenyi(at)marva4.ncsc.med.va.gov> Date: Mon, 30 Mar 1998 10:06:47 -0800At 08:53 PM 3/29/98 +0100, Sue Johnson wrote: >Thanks to all those who replied to me about the issue of determining >speech/music in a soundtrack. >I have looked at Slaney's paper, and now have the following problem... > >Suppose you have some characteristics which you can use to recognise >speech (rhythm, harmonics, continuity, energy etc). If there is a piece of >the soundtrack which contains a speaker talking, but with music in the >background, then the system will recognise it as music. >Whilst it is true that it contains music, I want it to recognise the fact >that there is speech present, and mark it as speech. > >Of course it is helpful to me to be able to recognise things with music >in, but it would be even better if I could almost re-phrase the problem to >be looking out for when speech occurs. >Has anyone any ideas on how you might be able to recognise the presence of >speech when music is also present. Does it have any special >pyscho-acoustic properties, or does the music drown them out? > >thanks in advance for any comments. >Sue Johnson > > ------------------------------------------------------------------| >| email sej28(at)eng.cam.ac.uk | >| snail 6 Dalegarth, Hurst Park Avenue, Cambridge, CB4 2AG | >| (01223) 574087 Lab: (01223) (3)32754 | >| w/ends 28 Basset Way, Kidlington, OXON, OX5 2HJ (01865) 374 925 | >| WWW http://www2.eng.cam.ac.uk/~sej28/home.html | >|------------------------------------------------------------------| > It seems to me that Sue Johnson's problem is analogous to finding how speech and music can form two streams. A countrywoman of hers, Sue McCabe from Plymouth has a simple and quite efficient model of auditory streaming. I urge anyone interested in these problems to contact her at suem(at)soc.ply.ac.uk Pierre Divenyi **************************************************************************** Pierre Divenyi Experimental Audiology Research (151) V.A. Medical Center, Martinez, CA 94553, USA Phone: (510) 370-6745; Fax: (510) 228-5738 E-mail : PDivenyi(at)ucdavis.edu ****************************************************************************