Alt-BEAM Archive
Message #08479
To: beam@sgiblab.sgi.com
From: cbrenizer cbrenizer@mail.trib.net
Date: Mon, 20 Dec 1999 11:36:20 -0500
Subject: Re: Lets Hypothesise...
> i certainly hope you are wrong about this.
>
> otherwise there will be a whole lot of bats that won't find any food
> tonight. and i don't want to step on dead, starved bat bodies tomorrow.
>
> Þ-:
> cbrenizer@mail.trib.net
>
> -----Original Message-----
> From: Peter A. Low
> To: beam@sgiblab.sgi.com
> Date: Monday, December 20, 1999 9:06 AM
> Subject: Re: Lets Hypothesise...
>
>
> >I don't think having two ears helps me estimate distance to a noise
> >source. I estimate distance based on the volume of the noise and my
> >expectation of how loud that noise should be at a given distance. I
can
> >do this fairly well even with one ear covered (or congested with an ear
> >infection).
> >
> >Having two ears does help, however, in figuring out the DIRECTION of a
> >noise source.
> >
> >
> >At 11:37 PM 12/19/99 -0500, you wrote:
> >>In a message dated 12/19/99 11:30:26 PM Eastern Standard Time,
> >>richard@cqc.com writes:
> >>
> >><< When you hear a noise, you can't make
> >> an accurate assessment of it's distance from you. You're lucky if you
> can
> >> even tell the direction it's really coming from. We make no distance
> >> measurements when we hear things. I don't really think that we make
any
> >> visual measurements unless we're specifically trying to do so.
> >>
> >> The way we navigate through our world is what I call the "Second star
to
> the
> >> right, and straight on 'till morning" system. We pay little attention
> to
> >> distances and such things. We see something interesting, we go that
way
> >> until we see it better. There's no real measurement involved. That's
> why
> >> we need maps and such things.
> >> >>
> >>
> >>If any of this was true, then we would all have one eye and one ear.
The
> >>truth is that distance is quite an important factor in navigating our
> world.
> >>We have two eyes and two ears so we can triangulate distances.
> >>
> >>
> >>Gary
> >
>
>
>
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