Subject: Re: noise classification problem From: Topher Farrell <Topher.Farrell(at)REDHOOK.COM> Date: Fri, 16 Apr 2004 09:36:45 -0700This is a multi-part message in MIME format. --------------3D6CA93FC0F9D59B7D6334A6 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: 8bit Wouldn't this translate as "Traite des Objets Musicaux = Traits of musical objects"? Vincent Rioux wrote: > Back in 77, Pierre Schaeffer wrote very interesting things about sound > (including "noise") classification (what he called "typo-morphology") in a > book called "Traité des Objets Musicaux", 'Treatise of Musical Objects'. > It is written in French. > There might be some translations of this work in English, > for e.g. http://www.sun.rhbnc.ac.uk/Music/Archive/Disserts/palombin.html > but I am not aware of any official edited translation. > Note, that it was thought as a tool for musical composition (mostly > electroacoutic music) which might be slightly out of your scope (?) > > regards, > vincent > > At 22:27 15/04/2004, Valeriy Shafiro wrote: > >Hi Alberto, > > > >I don't believe that there are any "official" categories for classifying > >real world sounds. In my opinion, Gaver's taxonomy of environmental > >sounds, while clearly not perfect, is still the best that we have for > >classifying sounds in general. At least it is a great starting point. As > >you wrote in your email the problem of classification is very complex, and > >this is one reason why you have not been able to find much information > >about it. Real world sounds are produced by a great variety of different > >sound sources which cannot be unambiguously classified either. People have > >tried to find some kind of an underlying perceptual structure of > >environmental sounds (e.g., Ballas, 1993; Marcell et al., Gygi, 2001), but > >that has not revealed any clearcut categories. Which is not to say that > >there is no category structure, but rather that the categories do not > >reveal themselves very easily and unambiguously with the analysis methods > >we are using. My preferred analogy for the perceptual organization of real > >world sounds would be that of the lexicon where individual items can be > >classified based on acoustics/phonology, and also based on the ecological > >significance/semantics/meaning. Of course, this analogy is not perfect, > >and I offer it just as one way to think about the problem. For one, for > >most environmental sounds the relationship between their semantics and > >acoustics is not as arbitrary as it is for words. > > > >If I understood you correctly, and your goal is synthesizing musically > >useful noises (possibly based on some real world sounds) then rather than > >trying to come up with a general all-encompassing classification of real > >world sounds you may have more success figuring out specific types of > >noises/sounds that maybe interesting for your application. Or, you can try > >to find a way to represent different types of sounds in a smaller subset. > > > >Best regards, > > > >Valeriy > >------------------------------------------------------------- > >Valeriy Shafiro > >Communication Disorders and Sciences > >Rush University Medical Center > >Chicago, IL > > > >office (312) 942 - 3298 > >lab (312) 942 - 3316 > >email: valeriy_shafiro(at)rush.edu > > > >Refs: > > > >Ballas, J.A. (1993). Common factors in the identification of an assortment > >of brief > >everyday sounds. Journal of Experimental Psychology: Human Perception and > >Performance, 19 (2), 250-267. > > > >Gygi, B. (2001). Factors in the Identification of Environmental Sounds, > >Unpublished > >doctoral dissertation, Indiana University, Bloomington, Indiana. Retrieved > >02/20/02 > >from http://www.indiana.edu/~k300bg/dissall.pdf > > > > Marcell, M.M., Borella, D., Greene, M., Kerr, E. & Rogers, S. (2000). > > Confrontation > >naming of environmental sounds. Journal of Clinical and Experimental > >Neuropsychology, 22(6), 830-864. > > _________________________________________________ > Scanned on 16 Apr 2004 07:58:37 > Scanning by http://erado.com --------------3D6CA93FC0F9D59B7D6334A6 Content-Type: text/x-vcard; charset=us-ascii; name="Topher.Farrell.vcf" Content-Transfer-Encoding: 7bit Content-Description: Card for Topher Farrell Content-Disposition: attachment; filename="Topher.Farrell.vcf" begin:vcard n:Farrell;Topher tel;fax:425.485.0761 tel;work:425.483.3232 ext. 114 or 132 x-mozilla-html:FALSE url:http://www.redhook.com/ org:Redhook Ale Brewery;Shipping / P.O.S. / Audiophile version:2.1 email;internet:Topher.farrell(at)redhook.com title:Topher Farrell adr;quoted-printable:;;14300 NE 145th Street=0D=0ASuite 210=0D=0A;Woodinville;Washington;98072;U.S.A. fn:REDHOOK end:vcard --------------3D6CA93FC0F9D59B7D6334A6--