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Tue Nov 23 18:04:42 EST 2010

Pink noise

Where does pink noise come from?  The wikipedia page[1] says ``There
are no simple mathematical models to create pink noise.''

In general power laws[2] indicate scale invariance.  However the 1/f
noise is inbetween white noise and its integral (Brownian noise).

[1] http://en.wikipedia.org/wiki/Pink_noise
[2] http://en.wikipedia.org/wiki/Scaling_law

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