Re: Frequency dependecy of sound localization (Axel Ahrens )


Subject: Re: Frequency dependecy of sound localization
From:    Axel Ahrens  <ahrens.axel@xxxxxxxx>
Date:    Fri, 4 Apr 2014 12:15:59 +0200
List-Archive:<http://lists.mcgill.ca/scripts/wa.exe?LIST=AUDITORY>

--001a113a9d52dcc51204f634cd05 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Dear Jungfeng, Dear list, we are currently working on spectral weighting of spatial cues. You might be interested in some publications I read: -Stern, M., & Zeiberg, S. (1988). Lateralization of complex binaural stimuli: A weighted-image model. *Journal of the Acoustical Society of America*, *1*, 156=E2=80=93165. which is partly based on Raatgevers doctoral dissertation from 1980. -Macpherson, E. A., & Middlebrooks, J. C. (2002). Listener weighting of cues for lateral angle: The duplex theory of sound localization revisited. = *The Journal of the Acoustical Society of America*, *111*(5), 2219. doi:10.1121/1.1471898 -Le Goff, N., Buchholz, J. M., & Dau, T. (2013). SPECTRAL INTEGRATION OF INTERAURAL TIME DIFFERENCES IN AUDITORY LOCALIZATION. *International Congress on Acoustics*. Montr=C3=A9al. (Poster) -Buell, T. N., & Hafter, E. R. (1991). Combination of binaural information across frequency bands. *The Journal of the Acoustical Society of America*, *90*(4 Pt 1), 1894=E2=80=93900. Our own current work is still in an early stage and not published yet. If you need any further information do not hesitate to contact me. Best, Axel Ahrens Technical University of Denmark -- Kind regards / Mit freundlichen Gr=C3=83=C2=BC=C3=83=C5=B8en Axel Ahrens Daugaardsvej 2 2800 Kongens Lyngby Denmark +45 60 52 67 70 <#> <#> <#> 2014-04-03 11:03 GMT+02:00 Li Junfeng <junfeng@xxxxxxxx>: > Dear all, > > > As all of you may know, human sound localization is a quite complex > procedure and highly dependent on the ITD, ILD, spectral cues and others. > All these cues are encoded in HRTF. Many previous studies have shown that > for horizontal sound localization, ITD play a important role in the low > frequencies and ILD is dominant cue in the high frequencies; for vertical > sound localization, spectral cues in the high frequencies are normally > important. Thess are already known knowledge. > > From the previous research results, I beleive that different frequencies > should contribute differently to horizontal and vertical sound > localization. Furthermore, I am now wondering how we can quantify this > difference, that is, is there a quantitative way to describe the differen= t > contribution of different frequencies to sound localization. (As you may > know, in speech perception field, the band-importance functions quantify > the contribution of different frequencies to speech intelligibility). I a= m > also looking for the frequency/band-imporance functions which describe th= e > contribution of different frequencies to human sound localization. > > Does anyone know some work on this research to recommend or some ideas to > share? > > I would like to appreciate any discussions and references very much. > > Thanks a lot. > > Best regards, > Junfeng > --001a113a9d52dcc51204f634cd05 Content-Type: text/html; charset=UTF-8 Content-Transfer-Encoding: quoted-printable <div dir=3D"ltr"><div>Dear Jungfeng, Dear list,</div><div>=C2=A0</div><div>= we are=C2=A0currently working on spectral weighting of spatial cues. You mi= ght be interested in some publications I read:</div><div>=C2=A0</div><div><= p style=3D"margin-left:24pt"> -Stern, M., &amp; Zeiberg, S. (1988). Lateralization of complex binaural st= imuli: A weighted-image model. <i>Journal of the Acoustical Society of Amer= ica</i>, <i>1</i>, 156=E2=80=93165.</p><p style=3D"margin-left:24pt">which = is partly based on Raatgevers doctoral dissertation from 1980.</p> <p style=3D"margin-left:24pt">-Macpherson, E. A., &amp; Middlebrooks, J. C.= (2002). Listener weighting of cues for lateral angle: The duplex theory of= sound localization revisited. <i>The Journal of the Acoustical Society of = America</i>, <i>111</i>(5), 2219. doi:10.1121/1.1471898</p> <p style=3D"margin-left:24pt">-Le Goff, N., Buchholz, J. M., &amp; Dau, T. = (2013). SPECTRAL INTEGRATION OF INTERAURAL TIME DIFFERENCES IN AUDITORY LOC= ALIZATION. <i>International Congress on Acoustics</i>. Montr=C3=A9al. (Post= er)</p> <p style=3D"margin-left:24pt">-Buell, T. N., &amp; Hafter, E. R. (1991). Co= mbination of binaural information across frequency bands. <i>The Journal of= the Acoustical Society of America</i>, <i>90</i>(4 Pt 1), 1894=E2=80=93900= .</p> </div> <div>=C2=A0</div><div>Our own current work is still in an early stage and n= ot published yet. If you need any further information do not hesitate to co= ntact me.</div><div>=C2=A0</div><div>=C2=A0</div><div>Best,</div><div>Axel = Ahrens</div> <div> Technical University of Denmark</div><div>=C2=A0</div><div>--</div><div>=C2= =A0</div><div>=C2=A0</div><div>=C2=A0</div><div>=C2=A0</div><div>=C2=A0</di= v><div><p>Kind regards / Mit freundlichen Gr=C3=83=C2=BC=C3=83=C5=B8en</p> <p>Axel Ahrens</p> <p>Daugaardsvej 2</p> <p>2800 Kongens Lyngby</p> <p>Denmark</p> <p><span style=3D"white-space:nowrap" class=3D"baec5a81-e4d6-4674-97f3-e922= 0f0136c1">+45 60 52 67 70<a style=3D"margin:0px;border:currentColor;width:1= 6px;height:16px;overflow:hidden;vertical-align:middle;float:none;display:in= line;white-space:nowrap" title=3D"Call: +45 60 52 67 70" href=3D"#"><img st= yle=3D"margin: 0px; border: currentColor; left: 0px; top: 0px; width: 16px;= height: 16px; right: 0px; bottom: 0px; overflow: hidden; vertical-align: m= iddle; float: none; display: inline; white-space: nowrap; position: 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olor:rgb(204,204,204);border-left-width:1px;border-left-style:solid" class= =3D"gmail_quote"> Dear all,<br> <br> <br> As all of you may know, human sound localization is a quite complex procedu= re and highly dependent on the ITD, ILD, spectral cues and others. All thes= e cues are encoded in HRTF. Many previous studies have shown that for horiz= ontal sound localization, ITD play a important role in the low frequencies = and ILD is dominant cue in the high frequencies; for vertical sound localiz= ation, spectral cues in the high frequencies are normally important. Thess = are already known knowledge.<br> <br> >From the previous research results, I beleive that different frequencies sh= ould contribute differently to horizontal and vertical sound localization. = Furthermore, I am now wondering how we can quantify this difference, that i= s, is there a quantitative way to describe the different contribution of di= fferent frequencies to sound localization. (As you may know, in speech perc= eption field, the band-importance functions quantify the contribution of di= fferent frequencies to speech intelligibility). I am also looking for the f= requency/band-imporance functions which describe the contribution of differ= ent frequencies to human sound localization.<br> <br> Does anyone know some work on this research to recommend or some ideas to s= hare?<br> <br> I would like to appreciate any discussions and references very much.<br> <br> Thanks a lot.<br> <br> Best regards,<br> Junfeng<br> </blockquote></div><div dir=3D"ltr"><div><p><span lang=3D"DE"><span style= =3D"white-space:nowrap"></span></span>=C2=A0</p></div></div> </div></div> --001a113a9d52dcc51204f634cd05--


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