[LAD] twice as loud

Philipp Überbacher hollunder at lavabit.com
Fri Jul 23 09:34:43 UTC 2010


Excerpts from fons's message of 2010-07-23 00:18:59 +0200:
> On Thu, Jul 22, 2010 at 11:49:03PM +0200, Philipp Überbacher wrote:
> 
> > Interesting idea. From the little I read about masking it is a complex
> > thing as well, frequency, SPL, time between sounds, all that and
> > possibly more matters.
> 
> Which makes perceptual coding an interesting domain...
> 
> > We could think about what makes judging twice the
> > loudness more difficult and maybe find a relation to another phenomenon
> > this way. The limits of hearing apply to everything, but what about
> > factors like the time between two sounds or the length of the sounds?
> 
> All of these affect both masking and loudness.
> 
> Ciao,

Yep, but maybe some of the other possible factors match one phenomenon
but not the other.

May I ask why you used 10*log(2/1) in your two person example?

Do nearfield effects matter?
-- 
Regards,
Philipp

--
"Wir stehen selbst enttäuscht und sehn betroffen / Den Vorhang zu und alle Fragen offen." Bertolt Brecht, Der gute Mensch von Sezuan




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