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Surrogate


Surrogate data are artificially generated data which mimic statistical properties of real data. Isospectral surrogates have identical power spectra as real data but with randomized phases. Scrambled surrogates have the same probability distribution as real data, but with white noise power spectra.


See also

Power Spectrum

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Cite this as:

Weisstein, Eric W. "Surrogate." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/Surrogate.html

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