Re: manipulation of voice onset time (Sophie Bouton )


Subject: Re: manipulation of voice onset time
From:    Sophie Bouton  <sophie.bouton@xxxxxxxx>
Date:    Wed, 7 Dec 2011 22:11:09 +0100
List-Archive:<http://lists.mcgill.ca/scripts/wa.exe?LIST=AUDITORY>

--Apple-Mail-4--759797426 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=windows-1252 Daniela, We recently created a continuum between da and ta (in French) for = perceptual experiments purposes and we did proceed exactly like Matt = says. We used the free software Audacity. It does work well. Cheers all, Sophie Le 6 d=E9c. 2011 =E0 19:53, Matt Winn a =E9crit : > Daniela, >=20 > This can be done without special software. An important step when = splicing in aspiration noise is to *replace* equivalently long portions = of the voiced onset of the /b/ sound. For example, copy the first 30 ms = of aspiration from /p/ and paste it at the 30ms mark of the vowel after = the /b/ burst. Otherwise, you get the /p/ aspiration and then the = complete /b/ voiced onset (the rising F1 transition). If this is what = you've been doing, then I'm not sure why it wouldn't sound good. >=20 > Another thing- since you are creating sounds from the original voiced = utterance, you=92ll get a pitch contour that is too low for an aspirated = sound. The pitch manipulation function in Praat can solve this issue as = well.=20 >=20 > =20 > Matt >=20 >=20 > On Tue, Dec 6, 2011 at 5:25 AM, Daniela Sammler <sammler@xxxxxxxx> = wrote: > Hello, >=20 > I am looking for a good a way to manipulate voice onset time in real = speech, for example to create a continuum from "bear" to "pear". >=20 > So far, I spliced in aspiration noise between fricative and voice = onset using PRAAT, but the result is not really satisfying. >=20 > Can anybody give advice? >=20 > Thank you very much! > Daniela >=20 > -- > Daniela SAMMLER, Ph.D. > Max Planck Institute for > Human Cognitive and Brain Sciences > Stephanstr. 1a > 04103 Leipzig > phone: +49 341 9940 2679 > fax: +49 341 9940 2260 >=20 --Apple-Mail-4--759797426 Content-Transfer-Encoding: quoted-printable Content-Type: text/html; charset=windows-1252 <html><head></head><body style=3D"word-wrap: break-word; = -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; = "><div>Daniela,</div><div><br></div><div>We recently created a continuum = between da and ta (in French) for perceptual experiments purposes and we = did proceed exactly like Matt says. We used the free software Audacity. = It does work well.</div><div><br></div><div>Cheers = all,</div><div><br></div><div>Sophie</div><div><br></div><div><br></div><b= r><div><div>Le 6 d=E9c. 2011 =E0 19:53, Matt Winn a =E9crit :</div><br = class=3D"Apple-interchange-newline"><blockquote type=3D"cite"><p = class=3D"MsoNormal">Daniela,</p><p class=3D"MsoNormal">This can be done = without special software. An important step when splicing in aspiration noise is to *replace* equivalently long = portions of the voiced onset of the /b/ sound. For example, copy the first 30 ms of aspiration from /p/ and paste it at the 30ms mark of the vowel after the = /b/ burst. <span>&nbsp;</span>Otherwise, you get the /p/ aspiration and then the complete /b/ voiced onset (the rising F1 transition). If = this is what you've been doing, then I'm not sure why it wouldn't sound = good.</p><p class=3D"MsoNormal">Another thing- since you are creating = sounds from the original voiced utterance, you=92ll get a pitch contour that is too low for an aspirated sound. The pitch = manipulation function in Praat can solve this issue as well.<span>&nbsp; </span></p><div>&nbsp;<br class=3D"webkit-block-placeholder"></div><p = class=3D"MsoNormal">Matt</p><br><div class=3D"gmail_quote">On Tue, Dec = 6, 2011 at 5:25 AM, Daniela Sammler <span dir=3D"ltr">&lt;<a = href=3D"mailto:sammler@xxxxxxxx">sammler@xxxxxxxx</a>&gt;</span> = wrote:<br><blockquote class=3D"gmail_quote" style=3D"margin:0 0 0 = .8ex;border-left:1px #ccc solid;padding-left:1ex;"> Hello,<br> <br> I am looking for a good a way to manipulate voice onset time in real = speech, for example to create a continuum from "bear" to "pear".<br> <br> So far, I spliced in aspiration noise between fricative and voice onset = using PRAAT, but the result is not really satisfying.<br> <br> Can anybody give advice?<br> <br> Thank you very much!<br> <span class=3D"HOEnZb"><font color=3D"#888888">Daniela<br> <br> --<br> Daniela SAMMLER, Ph.D.<br> Max Planck Institute for<br> Human Cognitive and Brain Sciences<br> Stephanstr. 1a<br> 04103 Leipzig<br> phone: <a href=3D"tel:%2B49%20341%209940%202679" = value=3D"+4934199402679">+49 341 9940 2679</a><br> fax: &nbsp; <a href=3D"tel:%2B49%20341%209940%202260" = value=3D"+4934199402260">+49 341 9940 2260</a><br> </font></span></blockquote></div><br> </blockquote></div><br></body></html>= --Apple-Mail-4--759797426--


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