Subject: Re : Re: Frequency dependecy of sound localization From: "fmaintenant@xxxxxxxx" <fmaintenant@xxxxxxxx> Date: Sat, 5 Apr 2014 06:57:57 +0100 List-Archive:<http://lists.mcgill.ca/scripts/wa.exe?LIST=AUDITORY>--1982344905-1981155365-1396677477=:62639 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Good Morning from Paris,=0A=0Al highly recommand not to overlook Jean-Marc = Jot work. For instance, this is a good start:=0Ahttp://articles.ircam.fr/te= xtes/Jot96a/=0A=0ABest=0A=0AFr=C3=A9d=C3=A9ric Maintenant=0ACNRS=0A=0AEnvoy= =C3=A9 depuis Yahoo Mail pour Android=0A=0A --1982344905-1981155365-1396677477=:62639 Content-Type: text/html; charset=utf-8 Content-Transfer-Encoding: quoted-printable <table cellspacing=3D"0" cellpadding=3D"0" border=3D"0"><tr><td valign=3D"t= op"><p dir=3D"ltr">Good Morning from Paris,</p>=0A<p dir=3D"ltr">l highly r= ecommand not to overlook Jean-Marc Jot work. For instance, this is a good s= tart:<br>=0Ahttp://articles.ircam.fr/textes/Jot96a/</p>=0A<p dir=3D"ltr">Be= st</p>=0A<p dir=3D"ltr">Frédéric Maintenant<br>=0ACNRS</p>=0A<p d= ir=3D"ltr">Envoyé depuis Yahoo Mail pour Android</p>=0A</td></tr></tab= le> <div id=3D"_origMsg_">=0A <div>=0A = <br />=0A <div>=0A <div = style=3D"font-size:0.9em">=0A <hr size=3D"1">=0A= <b>=0A <span sty= le=3D"font-weight:bold">From:</span>=0A </b>=0A = Axel Ahrens <ahrens.axel@xxxxxxxx>; = <br>=0A <b>=0A = <span style=3D"font-weight:bold">To:</span>=0A = </b>=0A <AUDITORY@xxxxxxxx= CGILL.CA>; = <br>=0A <= b>=0A <span style=3D"font-weight:bold">Subje= ct:</span>=0A </b>=0A = Re: Frequency dependecy of sound localization <= br>=0A <b>=0A <sp= an style=3D"font-weight:bold">Sent:</span>=0A </= b>=0A Fri, Apr 4, 2014 10:15:59 AM = <br>=0A </div>=0A = <br>=0A <table cellspacing=3D"0" cellpadd= ing=3D"0" border=3D"0">=0A <tbody>=0A = <tr>=0A = <td valign=3D"top"><div dir=3D"ltr"><div>Dear Jungfeng, Dear list,</div><d= iv>=C2=A0</div><div>we are=C2=A0currently working on spectral weighting of = spatial cues. You might be interested in some publications I read:</div><di= v>=C2=A0</div><div><p style=3D"margin-left:24pt;">=0A=0A-Stern, M., & Z= eiberg, S. (1988). Lateralization of complex binaural stimuli: A weighted-i= mage model. <i>Journal of the Acoustical Society of America</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>=0A=0A<p style=3D"margin-le= ft:24pt;">-Macpherson, E. A., & Middlebrooks, J. C. (2002). Listener we= ighting 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>=0A=0A<p style=3D"margin-left:24pt;"= >-Le Goff, N., Buchholz, J. M., & Dau, T. (2013). SPECTRAL INTEGRATION = OF INTERAURAL TIME DIFFERENCES IN AUDITORY LOCALIZATION. <i>International C= ongress on Acoustics</i>. Montr=C3=A9al. (Poster)</p>=0A=0A<p style=3D"marg= in-left:24pt;">-Buell, T. N., & Hafter, E. R. (1991). Combination of bi= naural 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>=0A</div>= =0A<div>=C2=A0</div><div>Our own current work is still in an early stage an= d not published yet. If you need any further information do not hesitate to= contact me.</div><div>=C2=A0</div><div>=C2=A0</div><div>Best,</div><div>Ax= el Ahrens</div>=0A<div>=0ATechnical 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</div><div><p>Kind regards / Mit freundlichen Gr=C3= =83=C2=BC=C3=83=C5=B8en</p>=0A<p>Axel Ahrens</p>=0A<p>Daugaardsvej 2</p>=0A= <p>2800 Kongens Lyngby</p>=0A<p>Denmark</p>=0A<p><span style=3D"white-space= :nowrap;" class=3D"baec5a81-e4d6-4674-97f3-e9220f0136c1">+45 60 52 67 70<a = rel=3D"nofollow" style=3D"margin:0px;border:currentColor;width:16px;height:= 16px;overflow:hidden;vertical-align:middle;float:none;display:inline;white-= space:nowrap;" title=3D"Call: +45 60 52 67 70"><img style=3D"margin:0px;bor= der:currentColor;width:16px;height:16px;overflow:hidden;vertical-align:midd= le;float:none;display:inline;white-space:nowrap;" title=3D"Call: +45 60 52 = 67 70" 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-width:1px;border-left-style:solid;" class=3D"gmail_quote">=0ADear all,<br>= =0A<br>=0A<br>=0AAs all of you may know, human sound localization is a quit= e complex procedure and highly dependent on the ITD, ILD, spectral cues and= others. All these cues are encoded in HRTF. Many previous studies have sho= wn that for horizontal sound localization, ITD play a important role in the= low frequencies and ILD is dominant cue in the high frequencies; for verti= cal sound localization, spectral cues in the high frequencies are normally = important. Thess are already known knowledge.<br>=0A=0A<br>=0AFrom the prev= ious research results, I beleive that different frequencies should contribu= te 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 different contribution of different frequ= encies to sound localization. (As you may know, in speech perception field,= the band-importance functions quantify the contribution of different frequ= encies to speech intelligibility). I am also looking for the frequency/band= -imporance functions which describe the contribution of different frequenci= es to human sound localization.<br>=0A=0A<br>=0ADoes anyone know some work = on this research to recommend or some ideas to share?<br>=0A<br>=0AI would = like to appreciate any discussions and references very much.<br>=0A<br>=0AT= hanks a lot.<br>=0A<br>=0ABest regards,<br>=0AJunfeng<br>=0A</blockquote></= div><div dir=3D"ltr"><div><p><span lang=3D"DE"><span style=3D"white-space:n= owrap;"></span></span>=C2=A0</p></div></div>=0A</div></div></td>=0A = </tr>=0A </tbody= >=0A </table>=0A </div>=0A = </div>=0A </div>=0A --1982344905-1981155365-1396677477=:62639--