Everybody knows about white Gaussian noise
White Gaussian noise is famous because it has very nice properties:
Some properties of dubious convenience:
Statistics of white gaussian noise and its DFT:
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White gaussian noise blurred by a small gaussian kernel:
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White gaussian noise blurred by a larger gaussian kernel:
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White gaussian noise blurred by a Cauchy kernel:
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White gaussian noise blurred by a Laplace kernel:
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White gaussian noise blurred by a Disk kernel:
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White gaussian noise blurred by a Square kernel:
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When the spectrum of noise decays as a power-law, we say that it is
``colored'' noise. The exponent
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Statistics of Pink noise (
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Statistics of Brown noise (
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Statistics of Smooth noise (
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Statistics of Blue noise (
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Statistics of Purple noise (
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