[vorbis-dev] vorbis-utils features ;)

Monty xiphmont at xiph.org
Wed Mar 21 16:36:31 PST 2001



> Conversely, if it is random, you don't have to model it precisely, 
> just use an RNG and scale down. Or, even better, filter it out with a 
> noise gate before moving to frequency space.
> 
> Non-random noise (like the NASA ionosphere sample I posted earlier) 
> is trickier, especially for a frequency-domain codec.

You've hit the nail on the head.  How do you distinguish the two?
It's an NP-hard problem [at least] in the general case.  If it wasn't,
compression would be easy.

Monty

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