Subject: Modifying speech signal From: David Schwartz <schwartz@xxxxxxxx> Date: Tue, 5 Dec 2006 13:42:19 -0500 List-Archive:<http://lists.mcgill.ca/scripts/wa.exe?LIST=AUDITORY>--Apple-Mail-14-205861823 Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset=US-ASCII; delsp=yes; format=flowed Greetings all. For a study of formant perception, I'm seeking a method to transform normal speech signals so as to alter the apparent vocal tract length of the speaker. Any and all suggestions much appreciated. David _____________________ David Schwartz Department of Psychology Duke University email: schwartz at neuro dot duke dot edu The early bird may get the worm, but the second mouse gets the cheese. --Apple-Mail-14-205861823 Content-Transfer-Encoding: quoted-printable Content-Type: text/html; charset=ISO-8859-1 <HTML><BODY style=3D"word-wrap: break-word; -khtml-nbsp-mode: space; = -khtml-line-break: after-white-space; ">Greetings all.<BR><DIV><BR = class=3D"khtml-block-placeholder"></DIV><DIV>For a study of formant = perception, I'm seeking a method to transform normal speech signals so = as to alter the apparent vocal tract length of the speaker. Any and all = suggestions much appreciated.</DIV><DIV><BR = class=3D"khtml-block-placeholder"></DIV><DIV>David</DIV><BR><BR><DIV> = <SPAN class=3D"Apple-style-span" style=3D"border-collapse: separate; = border-spacing: 0px 0px; color: rgb(0, 0, 0); font-family: Helvetica; = font-size: 12px; font-style: normal; font-variant: normal; font-weight: = normal; letter-spacing: normal; line-height: normal; text-align: auto; = -khtml-text-decorations-in-effect: none; text-indent: 0px; = -apple-text-size-adjust: auto; text-transform: none; orphans: 2; = white-space: normal; widows: 2; word-spacing: 0px; "><SPAN = class=3D"Apple-style-span" style=3D"border-collapse: separate; = border-spacing: 0px 0px; color: rgb(0, 0, 0); font-family: Helvetica; = font-size: 12px; font-style: normal; font-variant: normal; font-weight: = normal; letter-spacing: normal; line-height: normal; text-align: auto; = -khtml-text-decorations-in-effect: none; text-indent: 0px; = -apple-text-size-adjust: auto; text-transform: none; orphans: 2; = white-space: normal; widows: 2; word-spacing: 0px; "><SPAN = class=3D"Apple-style-span" style=3D"border-collapse: separate; = border-spacing: 0px 0px; color: rgb(0, 0, 0); font-family: Helvetica; = font-size: 12px; font-style: normal; font-variant: normal; font-weight: = normal; letter-spacing: normal; line-height: normal; text-align: auto; = -khtml-text-decorations-in-effect: none; text-indent: 0px; = -apple-text-size-adjust: auto; text-transform: none; orphans: 2; = white-space: normal; widows: 2; word-spacing: 0px; = "><DIV>_____________________</DIV><DIV>David = Schwartz</DIV><DIV>Department of Psychology</DIV><DIV>Duke = University</DIV><DIV><BR = class=3D"khtml-block-placeholder"></DIV><DIV><SPAN = class=3D"Apple-style-span">email: schwartz<SPAN = class=3D"Apple-converted-space">=A0</SPAN><I style=3D"font-style: = italic; "><SPAN class=3D"Apple-style-span" style=3D"font-style: italic; = "><SPAN class=3D"Apple-style-span" style=3D"font-style: italic; "><SPAN = class=3D"Apple-style-span" style=3D"font-style: italic; = ">at=A0</SPAN></SPAN></SPAN></I>neuro<SPAN = class=3D"Apple-converted-space">=A0</SPAN><I style=3D"font-style: = italic; "><SPAN class=3D"Apple-style-span" style=3D"font-style: italic; = "><SPAN class=3D"Apple-style-span" style=3D"font-style: italic; "><SPAN = class=3D"Apple-style-span" style=3D"font-style: italic; = ">dot=A0</SPAN></SPAN></SPAN></I>duke<SPAN = class=3D"Apple-converted-space">=A0</SPAN><I style=3D"font-style: = italic; "><SPAN class=3D"Apple-style-span" style=3D"font-style: italic; = "><SPAN class=3D"Apple-style-span" style=3D"font-style: italic; "><SPAN = class=3D"Apple-style-span" style=3D"font-style: italic; = ">dot=A0</SPAN></SPAN></SPAN></I>edu</SPAN></DIV><DIV><BR = class=3D"khtml-block-placeholder"></DIV><DIV>The early bird may get the = worm, but the second mouse gets the cheese.</DIV><DIV><BR = class=3D"khtml-block-placeholder"></DIV><DIV><BR = class=3D"khtml-block-placeholder"></DIV><BR = class=3D"Apple-interchange-newline"></SPAN></SPAN></SPAN> = </DIV><BR></BODY></HTML>= --Apple-Mail-14-205861823--