[expyezp] Pinna Models and Elevation Cues

Andres Cabrera mantaraya36 at gmail.com
Wed May 2 08:06:21 PDT 2007


Hola Juan,

Interesante. El otro día me mostraron esto, que muestra, por lo menos
para mi cerebro que HRTF puede generar sonidos por atrás y sensaciones
de altura bastante claras.

http://gprime.net/flash.php/soundimmersion

(Requiere falsh 9....)

Saludos,
Andrés

Juan I Reyes wrote:
> A propósito de espacialización y de las HRTFs
>
> Malcolm Slaney escribe:
>
> We all know that our two ears can use intensity and timing  
> differences to tell us from which direction a sound is coming from.   
> But there are a whole cone of sounds, the cone of confusion, that  
> share the same timing cues.  How is that we tell how high the sound  
> is coming from?
>
> Dick Duda responde:
>
> Pinna Models and Elevation Cues
>
> It has long been known that the outer ears or pinnae provide the  
> primary static acoustic cues for elevation.  This has driven numerous  
> efforts at measuring and modeling individualized HRTFs.  However,  
> despite considerable research, the exact nature of these cues is not  
> well understood.  Furthermore, there are other cues for elevation,  
> and in some circumstances they can dominate pinna cues.  We will  
> review the state of knowledge in this area, and describe a simple  
> model that appears to be capable of fitting experimental data.
>
>
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