Hi all,
Is anyone aware of any research on how the balance/orientation
system and spatial hearing work in zero gravity, preferably both for
real sources and for stereo (blumlein/spaced pair/hybrid) as well as
Ambisonics? If there isn't any, it's time to set up an experiment for
the ISS.
Dave
On 4 November 2012 07:24, Eric Carmichel <[email protected]> wrote:
> Howdy Michael,
> When it comes to death masks, their HRIRs, and localization in the spiritual
> plane, I won't go there. There's enough in the physical realm to keep me
> confused. For example, I have a pair of socks with L embroidered on one and R
> on the other. I have no idea how the sock manufacturer could tell which was
> which. But so long as I have R and L tattooed on my feet, I can keep things
> aligned. Shoes, on the other hand, are always trial and error.
> Seriously (kind-of), there seems to be a dearth of info on
> auditory-vestibular interaction, particularly the dynamic effects. We "know"
> that a fixed item is stationary when we move our head, and we know that a
> moving object is in motion when we stand still (or lie down in the case of a
> good tracing). Lots of studies of vestibular-vision interaction, and there
> are certainly ways to trick the mind into believing what ain't true is
> believable.
> Re static anatomical plane inversions: I don't believe that a vestibular cue
> will turn an azimuth interaural cue into a vertical HRTF cue (or vice a
> versa). But if the vestibular interaction is at the level where all cues are
> used to determine the total 3D location of the source, maybe vestibular input
> can correct for where the head is situated (?).
> As usual, I ask a lot of naive questions. Perhaps I'm like the prisoners in
> Plato's Cave Allegory who were only allowed to see (or hear) things from a
> limited perspective. Release from the cave may be too much for yours truly to
> comprehend. But as long as I turn toward the shadows (or my feet), everything
> remains real.
> Best regards,
> E
>
>
>
>
> ________________________________
> From: Michael Chapman <[email protected]>
> To: Eric Carmichel <[email protected]>; Surround Sound discussion group
> <[email protected]>
> Sent: Saturday, November 3, 2012 9:52 PM
> Subject: Re: [Sursound] Vestibular response, HRTF database, and more
>
>
> Eric,
>
> A bit wide of your topic ... if not indeed off topic.
>
> If you lie a young healthy person (i.e. 'normal' skin elasticity)
> on their back and take a copy of their face (a mask).
>
> If you place this on your desk (paperweight-like) it may draw
> comments, but not about it being unnatural.
>
> Now hang it on the all. It won't look right and people are
> likely to say so. Those who have seen 'death masks' in
> museums might even ask if it is one.
>
> (You can extend this ... with strange results ... to parts
> of the body that are 'normally' clothed ... but that is
> another matter.)
>
> So a trivial example of an audience's automatic (and
> unconscious) compensation for orientation.
>
> Think you now have to do the experiments you've
> outlined ;-)>
>
> Michael
>
> or orientation
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--
As of 1st October 2012, I have retired from the University, so this
disclaimer is redundant....
These are my own views and may or may not be shared by my employer
Dave Malham
Ex-Music Research Centre
Department of Music
The University of York
Heslington
York YO10 5DD
UK
'Ambisonics - Component Imaging for Audio'
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